Other Ending Letters

Word Lengths Starting With S

All 3353 Matching Words

sabaton(historical) A medieval armour covering for the foot, typically made of steel; a flexible armour shoe.sabayonSynonym of zabaglione.sabbatarianAlternative letter-case form of Sabbatarian.sabbatharianAlternative spelling of Sabbatarian.sabbatizationThe act of sabbatizing.sabbatonAlternative spelling of sabaton.sabellarian(zoology) Any of the worms of the genus Sabellaria.sabermetrician(US, baseball) A baseball statistician; one who studies sabermetrics.sabin(acoustics) A unit of measurement that measures a material's absorbance of sound. A material that is 1 square meter in size that can absorb 100% of sound has a value of one metric sabin.sabremetricianAlternative form of sabermetrician.sabromin(medicine, obsolete) A bromine preparation used to treat epilepsy.saburrationA sand bath (immersion of the body in hot sand).sacatonA tufted perennial grass, Sporobolus airoides, grown in the southwestern United States and Mexico and used for hay and pasture in dry alkaline areas.sacayan(chiefly Visayas, Mindanao) A small wooden trimaran used as a transport and fishing boat in the Philippines.saccharanA form of caramel produced by heating sugar (sucrose)saccharification(biochemistry) The hydrolysis of soluble polysaccharides to form simple sugars.saccharin(chemistry) A white, crystalline powder, C₇H₅NO₃S, used as an artificial sweetener in food products.saccharinization(rare) The act or process of saccharinizing; as, especially, the lysis of starch (polysaccharides) into sugars (oligosaccharides, disaccharides, monosaccharides), mainly as catalyzed by amylases.saccharizationThe action, or the result of saccharizingsaccharogenSomething that produces sugarsaccharopepsin(biochemistry) A pepsin present in yeastsacchulmin(archaic, chemistry) An amorphous humin-like substance resembling sacculmic acid, and produced together with it.sacculationThe quality or state of being sacculated.sacculinization(zoology) A process in which parasites evolve to lose sense organs and become simpler organisms.saclofen(medicine) An analogue of baclofensacoglossanA marine mollusk of the order Sacoglossa, sap-sucking sea slugs.sacralisationBritish standard spelling of sacralization.sacralizationThe endowment of something with sacred qualities; making sacred.sacramentarian(religion) One who holds a high or extreme view of the efficacy of the sacraments.sacration(rare) A coronation or consecration.sacrificationthe act of a sacrificesacristanThe person who maintains the sacristy and the sacred objects it contains.sacsin(biochemistry) A protein implicated in autosomal recessive spastic ataxia of the Charlevoix Saguenay (ARSACS)sadden(transitive) To make sad or unhappy.saddlehornA protruding part of a saddle to which a rope can be tied to control the neck of the animal.saden(Islam) The custodian of a shrine.sadironA flatiron which has a removable handle and is pointed at both ends.safehavenAlternative form of safe haven.safen(transitive) To make safe.saffernObsolete form of saffron.saffianA leather made from goatskins or sheepskins which is tanned with sumac and then brightly dyed.safflominAny of a group of yellow glycosides present in safflowersaffraninAlternative form of safranin.saffronA plant of species Crocus sativus, a crocus.saffronisationAlternative form of saffronization.saffronization(India, politics, derogatory) The politics of right-wing Hindu nationalism (Hindutva) that seek to make the Indian state adopt policies that recall and glorify Hindu cultural history and heritage of India at the expense of other religious traditions.saframycin(medicine) Any of a family of antitumor antibiotics, produced by Streptomyces lavendulae, that have a complex, polycyclic structure.safraninA biological stain used in histology and cytology.safronAlternative form of saffron.sagamanA narrator of sagas.saganAlternative letter-case form of Sagan.sagapenAlternative form of sagapenum.sagehenThe sage grouse, especially the female.saginationThe act of saginating; fattening.sagoinA marmoset, especially of the genus Callithrix.sagouinAlternative form of sagoin (“marmoset”).saguinAlternative form of sagoin (“marmoset”).saidanA Japanese Buddhist altar.saijanMoringa oleifera, the drumstick tree.saikosaponinAny of a particular class of triterpenoid saponins that have an effect on apoptosissailfinA saillike dorsal fin.sailorwomanA female sailor.sailyarnYarn used in the manufacture, repair, or rigging of sails; sailing-twine.saiminA Hawaiian noodle soup garnished with green onions.sain(transitive, archaic) To make the sign of the cross on or over something or someone.sainfoinA perennial herb of the genus Onobrychis with pale pink flowers, especially Onobrychis viciifolia (syn. Onobrychis sativa).saintfoinDated form of sainfoin.saisonA kind of highly carbonated pale ale.sajodin(medicine, obsolete) Calcium iodobehenate.sakacinAny of a group of bacteriocins produced by Lactobacillus sakei.sakaton(physics) Any of the elementary particles (the proton, neutron, and lambda baryon) that make up other hadrons in the Sakata model, a precursor to the quark model.sakeenAn ibex of the Himalayas.sakuranetin(biochemistry) A flavanone found in Polymnia fruticosa and rice, where it acts as a phytoalexinsalamandarin(organic chemistry) A toxin produced by salamanders.salamandrianOf, relating to, or resembling a salamander, the genus Salamandra, or the family Salamandridae.salannin(organic chemistry) An insecticidal limonoidsalarymanAn employee, a worker; now especially a Japanese white-collar worker who works long hours yet has an insignificant position within the corporate hierarchy.salarymenplural of salarymansalazopyrin(pharmacology) Synonym of sulfasalazine.salbostatin(organic chemistry) The amino sugar derivative (1S,2S,3R,6S)-6-[[(3S,4R,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]amino]-4-(hydroxymethyl)cyclohex-4-ene-1,2,3-triol that inhibits glycosidasesalcatonin(pharmacology) A calcitonin hormone present in salmon.salenixon(obsolete) Crude potassium bisulfate.salesmanA man whose job it is to sell things, either in a shop / store or elsewhere.salesmenplural of salesmansalespersonA person whose job is to sell things, often in a shop or store.saleswomanA woman whose occupation it is to sell things.saleswomenplural of saleswomansalicinA glucoside derivative of salicylic acid; the active principle of willow bark, once used medicinally.salicortin(organic chemistry) A phenolic glycoside 2-(β-D-glucopyranosyloxy)benzyl (1S)-1-hydroxy-6-oxo-2-cyclohexene-1-carboxylate that is a secondary metabolite in many plantssalicylation(organic chemistry) Treatment or reaction with a salicylatesalientian(biology) Any amphibian of the clade Salientia; frogs and toads, those of order Anura and extinct relatives of other orders.salificationThe act or process of salifying.saligenin(organic chemistry) The phenolic alcohol o-hydroxy-benzyl alcohol obtained by the decomposition of salicinsalin(archaic) A salt reddish substance obtained from vegetable ashes during potash manufacture.salinationA treatment with a salt solution.salinificationThe process of becoming saline, or an instance of this.salinixanthin(biochemistry) The light-harvesting carotenoid antenna of xanthorhodopsin.salinizationThe act of salinizing, or the state of being salinized.salinomycin(pharmacology) An antibacterial and coccidiostat ionophore therapeutic drug.salinon(geometry) A particular figure bounded by four semicircles.saliretin(organic chemistry) A yellow amorphous resinoid substance obtained by the action of dilute acids on saligenin.salivarianRelating to salivariasalivaricinA particular bacteriocin produced by the bacterium Streptococcus salivarius.salivationThe process of producing saliva.sallowthornA plant, the sea buckthorn.salmin(organic chemistry) Alternative form of salmine.salmochelinA siderophore that is produced under iron-poor conditions by Salmonella enterica and many uropathogenic Escherichia coli strainssalmonA meal or dish made from this fish.salmosin(biochemistry) A particular disintegrin.salmycinA siderophore-like antibiotic produced by Streptomyces violaceussalnatroncrude sodium carbonatesalnomycinMisspelling of salinomycin.salogen(chemistry, obsolete) A halogen.salonA large room, especially one used to receive and entertain guests.saloon(US) A tavern, especially in an American Old West setting.salophen(organic chemistry) The salicylic acid derivative N,N′-bis(salicylidene)-1,2-phenylenediaminesalpian(obsolete) A salp.salpiconA type of stuffing of cooked, diced ingredients with a sauce, used especially for vealsalpingianSynonym of salpingeal.salseparinSynonym of sarsaparillin.saltasaurianAlternative form of saltasaurine.saltationA leap, jump or dance.saltatorianAlternative form of saltatorial (“relating to leaping; moving by leaps”).salten(ambitransitive) To make or become salty or saltedsaltern(archaeology) An area used for saltmaking, especially in the East Anglian fenlands.saltpanAlternative spelling of salt pan.saltspoon(historical) A small spoon used for serving or measuring salt, equivalent to ⅛ teaspoon.salumin(dated) ammoniated aluminum salicylate, used as an astringent and disinfectant in rhinitis and pharyngitissalutationA greeting, salute, or address; a hello.salutatorian(US, education) The person who graduates high school with the second-highest GPA and thus gets to give the salutatory address during the graduation ceremony.salvarsan(medicine) The organoarsenic compound arsphenamine, formerly used in the treatment of syphilis and the first effective antibiotic developed against any bacterial illness.salvation(religion) The process of being saved, the state of having been saved (from hell).salvatiounObsolete form of salvation.salvianinAn anthocyanin pigment found in Salvia.salvinialeanAny of the order Salviniales of water ferns.salvinorinAny of several structurally-related compounds found in the Salvia divinorum plant, of which only salvinorin A is known to be active in humans.salyrganSynonym of mersalylsamaanAlternative form of saman.samagonAlternative form of samogon.saman(Singapore, Malaysia, colloquial, informal) A fine; a monetary penalty imposed for breaking the law.samandarinThe main steroidal alkaloid of the skin glands of the fire salamander (Salamandra salamandra). It is extremely toxic.samarian(mineralogy) Containing samariumsamaritana Good SamaritansamatostatinMisspelling of somatostatin.sambunigrin(organic chemistry) A cyanogenic glycoside related to amygdalin, found in elderberry (Sambucus nigra).samidorphanAn opioid antagonist under development for the treatment of major depressive disorder and possibly other psychiatric conditions.samisenAlternative form of shamisen.samogonIn Russia, home-distilled illegal spirit, similar to vodka; moonshine.samoleonMisspelling of simoleon.samounA kind of unleavened Iraqi bread consumed in the Middle East.sampan(India, chiefly historical) Alternative form of jampan.sanAn Ancient Greek letter representing /s/ (uppercase Ϻ, lowercase ϻ), originally used in some dialects instead of sigma.sanation(archaic) Act of healing or curing.sanctification(theology) The (usually gradual or uncompleted) process by which a Christian believer is made holy through the action of the Holy Spirit.sanctionAn approval, by an authority, generally one that makes something valid.sanctuarizationThe process, or the result of sanctuarizingsandanThe tree Ougeinia oojeinensis.sandbinA bin for holding sand.sandcornA grain of sandsandgunA pipe that is used to suck up objects from a river or sea bed.sandificationAn environmental change whereby an environment becomes sandy.sandman(folklore) A figure that brings sleep and dreams by sprinkling magical sand into people's eyes.sandmenplural of sandmansandostatin(medicine) A somatostatin analog used to control symptoms of some cancerssandplain(geology) An area whose surface consists of sand deposited from elsewhere by the wind or sea.sandprawnKraussillichirus kraussi, a kind of shrimp.sandragonAlternative form of sangdragon.sandthornA species of sea buckthorn (Hippophae rhamnoides), found from western Europe to northwestern China.sandwichmanA man who wears a sandwich board.sanfoinAlternative form of sainfoin.sanforizationA process for treating fabrics and textiles, used to stretch, shrink and fix the woven cloth in length and width before cutting and producing, to reduce the shrinkage which would otherwise occur after washing.sangdragonThe tree Pterocarpus indicus.sangenSynonym of shamisen.sanggenonA chemical compound found in mulberry root bark.sangivamycinA nucleoside antibiotic isolated from Streptomyces.sanguification(physiology) The formation of blood cells.sanguiin(organic chemistry) A particular ellagitannin.sanguinarianA person who consumes human blood as part of the vampiroid subculture.sanificationThe process of sanifying, or making healthy.sanitarianOf or pertaining to health, or the laws of health; sanitary.sanitationThe hygienic disposal or recycling of waste.sanitisation(British spelling) Alternative spelling of sanitization.sanitizationThe act of sanitizing something.sanman(New York City) A New York City sanitation department worker: a garbage collector.sannyasinA Hindu in the sannyasa stage.sanpanAlternative form of sampan.sanshin(music) A three-stringed instrument of Okinawan origin, the precursor to the shamisen.santalinThe red dye, otherwise known as santalic acid, derived from the plant Pterocarpus santalinus.santan(Singapore, Malaysia) Coconut milk.santonA Muslim holy man.santonin(chemistry) An anthelmintic found in santonica and related plants.sanxian(music) A three-stringed fretless Chinese instrument.sapanWood of a timber tree of species Biancaea sappan (syn. Caesalpinia sappan) that also produces a red dye.sapecin(biochemistry) An antibacterial protein present in a SarcophagasaphraninMisspelling of safranin.sapien(rare, proscribed) A human, a specimen of Homo sapiens.sapienization(anthropology) The development of Homo sapiens (the modern human being) from earlier species.sapientisationAlternative spelling of sapientization.sapientizationThe process of evolving into Homo sapiens.sapindaleanOf or pertaining to Sapindales order of plants.sapintoxinAny of a class of irritant phorbol esters obtained from milktrees of the genus Sapium.sapiutanBubalus depressicornis, a small Indonesian water buffalo.sapogenin(organic chemistry) The steroid constituent of the glycoside saponinsaponAlternative form of sapan.saponarin(organic chemistry) A glucoside found in Saponaria officinalis.saponification(chemistry) The hydrolysis of an ester under basic conditions to form an alcohol and the salt of the acid.saponin(organic chemistry, biochemistry) Any of various steroid glycosides found in plant tissues that dissolve in water to give a soapy froth.saporin(biochemistry) A ribosome-inactivating protein present in the seeds of the soapwort Saponaria officinalissaposinAny of a class of small lysosomal proteins that serve as activators of various lysosomal lipid-degrading enzymes.sapotoxinA toxic saponin.sappanAlternative form of sapan.sapponAlternative form of sapan.saprolegnianAny member of the genus Saprolegnia of water molds.saprophagan(zoology, archaic) a detritivoresapropterinTetrahydrobiopterin.saproxanthin(organic chemistry) A rare monocyclic carotenoid.sapstainAlternative form of sap stain.saquayamycinAny of a group of aquayamycin antibiotics present in Streptomyces nodosussarafanA traditional long, trapeze-shaped Russian pinafore worn by women and girls.sarafloxacin(pharmacology) A quinolone antibiotic drug.sarafotoxin(toxicology) Any of a class of toxins derived from the venom of the snake Atractaspis engaddensis.saralasinAn angiotensin II analogue, a competitive inhibitor of angiotensin II.saranA plastic resin used to make packaging films.saraphanDated form of sarafan.sarcalumenin(biochemistry) A calcium-binding protein present in the sarcoplasmic reticulum of striated musclesarcinHypoxanthine.sarcinopterin(biochemistry) A derivative of methanopterinsarcodinianAlternative form of sarcodine.sarcoglycanAny of a family of transmembrane proteins involved in the protein complex responsible for connecting the muscle fibre cytoskeleton to the extracellular matrix, preventing damage to the muscle fibre sarcolemma through shearing forces.sarcolipin(biochemistry) A protein that regulates thermogenesis in mammal musclessarcolysinThe nitrogen mustard compound melphalan.sarcomerization(biology) The formation and development of sarcomeressarcophagan(zoology) Any fly of the genus Sarcophaga.sarcopilinMisspelling of sarcolipin.sarcopterigianMisspelling of sarcopterygian.sarcopterygian(biology) Any lobe-finned fish of the class Sarcopterygii, including the lungfish and coelacanths.sarcosin(biochemistry) Alternative form of sarcosine.sarcospan(biochemistry) A transmembrane protein, located within skeletal muscle, the loss of which is associated with muscular dystrophy.sarcosporidianAlternative form of sarcocystid.sarcotoxinAny of a group of antibacterial proteins found in the flesh fly (genus Sarcophaga).sarculation(obsolete, agriculture) A raking away of weeds.sardanObsolete form of sardine.sardoin(mineralogy) sard; carneliansargassan(organic chemistry) A sulfated heteropolysaccharide obtained from a seaweed of the genus Sargassum.sarin(toxicology, military) The nerve gas O-isopropyl methylphosphonofluoridate, used as a chemical weapon.sarizotanA drug with antipsychotic effects.sarkin(dated) hypoxanthinesarmentocymarinA particular steroid glycoside.sarmentogeninA cardenolide, the aglycone of sarmentocymarin.sarmon(dialectal) Alternative form of sermon.sarmoxicillin(pharmacology) A penicillin antibiotic.sarn(archaic, Wales) A pavement or stepping stone.saron(music) A percussion idiophone with bronze bars, of Indonesian origin, used in gamelan music.sarraceniaceanAny pitcher plant of the family Sarraceniaceaesarrasin(obsolete) A portcullis.sarsaparillin(organic chemistry) A glucoside resembling saponin, found in the roots of sarsaparilla, smilax, etc. and extracted as a bitter white crystalline substance.sarsasapogenin(medicine) A sapogenin found in the Chinese medicinal herb Rhizoma anemarrhenaesarsasaponin(organic chemistry) A saponin spirostan-3-yl 6-deoxyhexopyranosyl-(1->4)-[hexopyranosyl-(1->2)]-[hexopyranosyl-(1->6)]hexopyranoside present in the root of sarsaparillasarsenAny of various blocks of sandstone found in various locations in southern England.sartainPronunciation spelling of certain.sartan(pharmacology) Any of a group of angiotensin receptor antagonists that are used in the treatment of hypertension.sartenAlternative form of sartin.sartinPronunciation spelling of certain.sartorianAlternative form of sartorial.sartoricin(organic chemistry) A polyketide metabolite of Aspergillus.sarwanOne who drives a camel.sashoon(obsolete) A kind of pad worn on the leg under the boot.sasinIndian antelope; blackbucksasiranganA method (originated from South Kalimantan; invented by Banjarese people) of producing colored designs on textiles by dyeing them, usually with tie or stitch techniques.saskatoon(Canadian Prairies) A shrub inhabiting western North America (Amelanchier alnifolia).sassolinAlternative form of sassoline.satanAlternative form of Satan (especially in the sense "a demon follower of Satan; a fallen angel").satavaptanA certain vaptan drug proposed for the treatment of hyponatremia and ascites.sateenA type of cotton cloth with a shiny surface and dull back, woven using the technique that, when applied to silk or nylon, results in cloth called satin.satelloonSynonym of balloon satellite.satemisation(British spelling) Alternative form of satemization.satemization(Indo-European studies) The sound change by which palatovelars became fricatives and affricates in satem languages.satetraxetanA monoclonal antibody containing radiolutetiumsatiationThe state of being satiated or sated, of being full, of being at maximum capacity.satirisation(British spelling) Alternative spelling of satirization.satirizationThe act or process of satirizing.satisfactionA fulfilment of a need or desire.satispassion(theology) Atonement by suffering to an adequate degree.satraplatin(pharmacology) A particular drug used in chemotherapy.satratoxinAny of a group of trichothecene mycotoxins present in some ascomycetessatteenAlternative form of sateen.sattinObsolete spelling of satin.saturationThe act of saturating or the process of being saturated.saturnThe Southeast Asian butterfly Zeuxidia amethystus, family Nymphalidae.saturnalianRiotously merry; dissolute.saturnian(poetry) Alternative form of Saturnian.satyrion(botany, obsolete) Any of various kinds of orchids.satyrisation(British spelling) Alternative spelling of satyrization.satyrization(zoology, chiefly entomology) The situation where interspecific (interspecies) mating fails to produce hybrids and thus reduces the fitness of the species involved.sauceman(historical) A person who makes sauces as an occupation.saucepan(countable, cooking) A deep cooking vessel with a long protruding handle and sometimes a lid; used for boiling, stewing and making sauces.saucerianAn extraterrestrial being visiting the Earth.saucerization(surgery) The process or the result of saucerizingsaucerman(science fiction) Someone who travels in a flying saucer.sauerbratenA German dish of roasted marinated horsemeat or (now more frequently) beef or pork.saunA male elephant that is not part of a herd; a rogue.saurian(properly) A reptile of the suborder Sauria.saurischianAny dinosaur of the order Saurischia.sauropodomorphanAny dinosaur of the suborder Sauropodomorphasauropsidan(zoology) Any member of the Sauropsida.sauropsidianAlternative form of sauropsidan.sauropterygianA reptile of the extinct superorder Sauropterygia.saussuritization(mineralogy) The process of converting plagioclase feldspar to saussurite.sauvignonAny of several grape varieties and associated wines originally from FrancesavagizationThe process of savagizing.savagninA variety of green grape from the Jura used to make white winesavannaficationsavannizationsavannizationConversion to savanna (typically of forest as a result of fire).savarinA type of leavened cake often drizzled with liquor.savignygrin(biochemistry) A platelet aggregation inhibitor present in the tick Ornithodoros savignyisavinThe evergreen shrub Juniperus sabina, endemic to Europe, which yields a medicinal oil.sawmanA man who operates a saw, especially to cut timber.sawnpast participle of sawsaxagliptin(pharmacology) A hypoglycemic drug taken orally in the form of its hydrate C₁₈H₂₅N₃O₂·H₂O in the treatment of type 2 diabetes. It acts by inhibiting the degradation of incretins, which results in increased secretion of insulin by the pancreas. It is marketed under the trademark Onglyza and when used in combination with metformin, under the trademark Kombiglyze.saxatilinA disintegrin present in the venom of the snake Gloydius saxatilissaxhorn(music) Any of a group of similar brass instruments, resembling a bugle in shape, but with valvessaxion(physics) A hypothetical elementary particle, the bosonic superpartner of the axion.saxitoxinA neurotoxin, produced by some dinoflagellates, associated with red tides, that can accumulate in molluscs and cause subsequent food poisoning in humanssaxmanA male saxophonist.sayen(obsolete) plural simple present of saysayon(historical) A medieval peasant's sleeveless jacket.sazanA fish (Cyprinus carpio) in the Cyprinidae family. It is native to Sea of Azov, Black Sea, Caspian Sea, Aral Sea, Balkhash lake, Amour river.sazhenA unit of length formerly used in Russia, equal to seven feet (just over two meters).scaffoldin(biochemistry) A large glycoprotein, one of the subunits of a cellulosome.scalarisationAlternative form of scalarization.scalarizationThe act or process of scalarizing.scalaron(physics) a scalar-field solitonscalation(anatomy) An arrangement of scales.scaledownThe act or result of scaling down.scalemanA person employed to weigh goods on a scale.scalenohedron(geometry, mineralogy, crystallography) A polyhedron having twelve sides, each in the form of a scalene triangle, that is topologically equivalent to a hexagonal bipyramid and whose middle section can be said to inscribe a rhombohedron.scalenon(geometry, obsolete) A scalene triangle.scalepanThe pan of a scale, in or on which items to be weighed are placed.scalesmanAlternative form of scaleman.scalidophoranAny organism of the clade Scalidophora.scallion(now chiefly US, Ireland) A spring onion, Allium fistulosum.scaloposaurian(paleontology, obsolete) Any member of the group of Theriodontia reptiles, no longer recognised as validscalpeen(Ireland, historical) An improvised shelter made by laying branches over a ditch or similar.scalpinAlternative form of sculpin (“type of fish”).scalyfinAny member of the genus Parma of damselfishes.scamcoin(informal, derogatory) Any cryptocurrency designed primarily to benefit its creators.scampsman(dated, slang) highwaymanscan(transitive) To examine sequentially, carefully, or critically; to scrutinize; to behold closely.scanathonAn event at which people digitize a large amount of archival material.scandalisationAlternative form of scandalization.scandalizationThe process of scandalizing.scandentianAny member of the order Scandentia, a tree shrew.scandian(mineralogy) Containing scandium.scandicainSynonym of mepivacaine.scanlation(comics, chiefly manga) The process of scanning and translating foreign-language comics (especially Japanese manga or Korean manhwa) into the translator's language, for free distribution over the Internet.scansionThe rhythm or meter of a line or verse.scanslationAlternative form of scanlation.scantron(education, often attributive) A device used to scan prepared forms used for multiple-choice and true-or-false testing.scapinin(biochemistry) A phosphatase that regulates actinscapolitizationThe process of conversion into scapolite.scaption(exercise) An exercise designed to strengthen the rotator cuff muscle and the deltoid by raising one's arms in front of the body while holding weights and maintaining a straight back.scarcen(intransitive, dialectal) to become scarcescarfpinA pin used to hold a scarf or tie in place.scarfskin(archaic) The epidermis, the outermost layer of skin, especially that which forms the cuticle of a nail.scarificationThe act of scarifying: raking the ground harshly to remove weeds, etc.scaritoxinA marine toxin that can cause ciguatera.scatpornPornography that features defecation.scatterationA scattered arrangement.scatterbrainA flighty, disorganized or forgetful person.scattergun(firearms, informal) Synonym of shotgun.scazonA limping satiric meter in classical verse.sceletonObsolete spelling of skeleton.sceneman(theater) A man who is a sceneshifter; any sceneshifter.sceptrin(organic chemistry) A cyclobutane alkaloid found in some marine spongessceptrumgenin(organic chemistry) A steroidal sapogenin obtained from Isoflexis sceptrum.schadenfreudianRelating to or characterised by schadenfreude.schatchenAlternative spelling of shadchen.schedulizationThe process or result of schedulizing.scheelin(chemistry, obsolete) tungstenschematisationAlternative form of schematization.schematizationArrangement into a scheme or schema.schepenA Dutch magistrate.schillerisationAlternative form of schillerization.schillerization(mineralogy) The act or process of producing a schiller effect in a mineral mass.schisandrinAny of a group of biochemically active compounds found in the woody vine Schisandra chinensisschisantherin(organic chemistry) Any of a group of compounds, based on a schisandrin skeleton, that are active against Parkinson's diseaseschistatin(biochemistry) A particular disintegrin.schizandrinAlternative form of schisandrin.schizodepressionSchizophrenia combined with depressive symptoms.schizophoranAny fly of the taxon SchizophoraschizophyllanThe drug sizofiran.schizothoracinAlternative form of schizothoracine.schlerostinMisspelling of sclerostin.schlierenRegions of a fluid having different refractive index because of their different density.schmoozeathonAlternative spelling of schmooze-athon.schneckenplural of schneckeschneiderianAlternative letter-case form of Schneiderian.schoinion(historical) A Byzantine unit equal to 20,000 Greek feet or 33⅓ stades.scholarian(historical) A member of the Scholae Palatinae, an elite military guard unit of Ancient Rome.schoolchildrenplural of schoolchildschoolemanObsolete spelling of schoolman.schoolman(historical) A medieval writer, scholar or teacher of the subjects taught at early European universities (such as theology, metaphysics and logic); a scholastic.schoolmenplural of schoolmanschoolperson(nonstandard, rare, sometimes humorous) A schoolchild, pupil, or student of any gender.schoolrunAlternative form of school run.schoolwoman(dated) A female schoolteacher.schwanpanDated form of suanpan.schyphozoanMisspelling of scyphozoan.sciadopitysin(organic chemistry) A particular biflavonoid.scienObsolete spelling of scion.scienceman(rare, nonstandard) Synonym of scientist.scientianOne who studies science; a scientist.scientician(humorous) Someone with the trappings of science who is probably not a true scientist.scientifiction(dated) Science fiction.scientometricianOne who studies scientometrics.scillain(organic chemistry) A cardiac glucoside found in daffodils, with effects similar to those of digitoxin.scillarenA particular steroid glycoside.scillarenin(organic chemistry) The cardenolide 5-[(3S,8R,9S,10R,13R,14S,17R)-3,14-dihydroxy-10,13-dimethyl-1,2,3,6,7,8,9,11,12,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]pyran-2-onescillipicrin(organic chemistry, obsolete) An organic compound obtained from Urginea maritima, used as a diuretic.scillitin(chemistry) A bitter principle extracted from the bulbs of the squill (Scilla).scillitoxin(organic chemistry) Synonym of scillain.scincomorphanAny lizard of the suborder Scincomorphascinderin(biochemistry) An actin related to gelsolinscintillationA flash of light; a spark.scintillonThe mechanism for particulate-based bioluminescence.scionA descendant, especially a first-generation descendant of a distinguished family.sciopticon(historical) A kind of magic lantern.sciounObsolete spelling of scion.sciscitation(obsolete) The act of inquiring; inquiry; demand.scissionThe act of division, separation, cutting, cleaving, or severing; cleavage.scituation(hypercorrect) Obsolete form of situation.scleractianAny stony coral of the order ScleractiniascleractinanAlternative form of scleractinian.scleractinianOf, pertaining to, or characteristic of the corals of the order Scleractinia.scleralization(pathology, optometry) An opacity of the cornea that progresses inwards from the periphery of the cornea towards its center.scleraxonianAny coral of the suborder ScleraxoniasclerificationA mass of sclerified tissuesclerocitrin(organic chemistry) A yellow pigment found in Scleroderma citrinum.sclerogen(botany) The hard matter of some cells in wood, such as the walnut shell.scleroglossanAny lizard of the clade ScleroglossascleroglucanA polysaccharide formed by the fungus Athelia rolfsii and chemically analogous to schizophyllan.scleroprotein(biochemistry) Any of many fibrous proteins found in connective tissue etc.scleroskeleton(obsolete, anatomy, rare) That part of the skeleton which is developed in tendons, ligaments, and aponeuroses.sclerostin(biochemistry) A glycoprotein that has an antianabolic effect on bone formation.sclerotin(biochemistry) The crosslinked protein component of the cuticles of insects.sclerotinizationAlternative form of sclerotization.sclerotisationThe act or process of sclerotising.sclerotizationAlternative spelling of sclerotisation.scleroxanthin(organic chemistry, obsolete) A hydrated compound of sclerocrystallin.scoinsonAlternative form of scuncheon.scolecophidianAny blind snake of the infraorder Scolecophidiascolexin(biochemistry) A plasma protein that induced immunological coagulation in response to some infectionsscolion(Greek antiquities) Any of a genre of songs sung in turn by symposiasts to the accompaniment of a lyre.scolopendrasin(biochemistry) An antimicrobial peptide produced by Scolopendra subspinipes mutilans.scolopin(biochemistry) An antimicrobial peptide produced by Scolopendra subspinipes mutilans.sconAlternative form of scoon (“to skim along a surface”).sconcheon(archaic, architecture) A squinch.sconchion(very rare) Alternative form of scuncheon.scontionAlternative form of scuncheon.scoon(ambitransitive) To skim along (a surface) like a vessel on the water.scoparin(organic chemistry) A yellow flavonoid gelatinous or crystalline substance found in broom (Cytisus scoparius).scopoletinA coumarin found in the roots of plants in the genus Scopolia.scopolin(organic chemistry) A glucoside of scopoletinscoriationA sloppily cut groove, furrow, or trench, characterised by the presence of refuse material from which it was cut.scorificationThe reduction of an ore to scoria, especially as a means of refining or assay.scorn(transitive) To feel or display contempt or disdain for something or somebody; to despise.scorpion(figurative) A very spiteful or vindictive person.scortation(obsolete) lewdness, fornicationscotochromogen(medicine) A microorganism whose pigmentation develops in the dark as well as in the light.scotomization(psychology) According to some psychoanalytic theories, the mental ability to delete and forget a trauma or overwhelming event.scotophobin(organic chemistry) A supposed biochemical once thought to be responsible for maintaining an induced fear of the dark in the brains of rats.scotopsinThe protein component of rhodopsin.scowmanOne who pilots a scow.scramblevision(colloquial) pay-per-view television watched without a descrambler, so that the picture is distorted or missingscran(UK, Ireland, slang) Food, especially that of an inferior quality; grub.scrapmanA scrap dealer.screamathon(informal) A session of screaming, such as a furious argument.screenA physical divider intended to block an area from view, or provide shelter from something dangerous.screenburnDamage caused to certain types of computer screens where a frequently-displayed image "burns" a dull copy of itself onto the screen, and remains permanently visible.screenman(mining, historical) A person employed to screen the coal to remove impurities.screensmanAlternative form of screenman (“type of mine worker”).screwbeanProsopis pubescens, a flowering shrub or small tree in the pea family, native to the southwestern United States and northern Mexico.screwdownA plastic case, fastened with screws, for storing and displaying a trading card.screwmanA laborer who uses screws to make adjustmentsscrillion(slang, hyperbolic) An unspecified large number (of).scrimption(UK, dialect, archaic) A small portion; a little bit; a scrap.scription(obsolete) handwritingscriptonAn unbroken sequence of textons within a hypertext or other dynamic text as it appears to the reader.scriptorian(chiefly Mormonism) One who is familiar with scripture or sacred writing, or who refers back to it frequently.scrivan(obsolete) A clerk or writer.scroggin(Australia, New Zealand) A prepared mixture of dried fruit and nuts to eat as a snack while bushwalking.scrubdownA thorough scrubbing to clean something from top to bottom.scrubman(US) A man employed to do general housework, such as cleaning a house or office.scrubwoman(US) A woman employed to do general housework, such as cleaning a house or office.scrubwrenAny of various small, mainly insectivorous passerine birds of genus Sericornis in family Acanthizidae.scruinAn actin crosslinking protein.scruncheonAlternative form of scrunchion.scrunchinAlternative form of scrunchion.scrunchion(Canada, Newfoundland, usually in the plural) A small piece of pork rind or fatback fried until rendered and crispy.scrutation(obsolete) Search; scrutiny.scrutinisationAlternative spelling of scrutinization.scrutinizationThe act of scrutinizing; scrutinyscuchinObsolete form of scutcheon.scuchionObsolete form of scutcheon.scuffinA food resembling both a scone and a muffin.sculleryman(historical, in large houses) A male domestic servant, of lowest status, whose job is to wash dishes and do other menial chores.scullionA servant from the lower classes.sculpinA small fish of the family Cottidae, usually lacking scales. Often found on river bottoms and in tidal pools.scunAlternative form of scoon (“to skim along a surface”).scuncheon(architecture) The portion of a wall exposed by an opening in a wall such as a window or door frame, when the window frame does not conceal the entire width of the wall.scuntionAlternative form of scuncheon.scurfinA particular forkhead protein involved in immune system responses.scutation(zoology) The number and arrangement of scutes.scutcheonAn escutcheon; an emblazoned shield.scutellarein(organic chemistry) A flavone found in Scutellaria and other plants.scutellarinA flavone found in Scutellaria species.scutellation(zoology) Collectively, the covering or arrangement of scales or scutella, such as on a reptile, or the legs and feet of a birdscyenObsolete spelling of scion.scygonadin(biochemistry) An antimicrobial protein present in the crab Scyllascyllarian(obsolete, zoology) Any of the family Scyllaridae of crustaceans with depressed body and broad, flat antennae; a slipper lobsterscyllatoxin(toxicology) An oligopeptide neurotoxin from the venom of a scorpion of the genus Leiurus.scyonArchaic spelling of scion.scyphomedusan(zoology) Any jellyfish belonging to the Scyphomedusae.scyphozoanAny true jellyfish of the class Scyphozoa.scythemanOne who uses a scythe; a mower.scythemenplural of scythemanscytonemin(organic chemistry) A polycyclic pigment present in many cyanobacteriascytovirinAn antiviral protein isolated from the cyanobacteria Scytonema varium.sdeign(obsolete) To disdain.sdeinAlternative form of sdeign.sdown(physics) Being or relating to the squark that is the superpartner of a down quark.seaborn(poetic) Born on or in the sea.seabuckthornAlternative spelling of sea buckthorn.seacanAlternative form of sea can.seacornAlternative form of sea corn.seadragonAlternative spelling of sea dragon.seafanAlternative form of sea fan.seaganAn individual who adheres to a seagan diet.seagreen(countable) The houseleek.seahabilitation(colloquial) Emotional replenishment afforded by time spent at the beach (surfing, swimming, etc), viewed as therapeutic.sealion(uncommon) Alternative form of sea lion.sealskinA type of fabric made from the skin of seals.seamanSynonym of sailor, particularly on a maritime vessel.seamenplural of seamanseanDated form of seine.searobinAlternative form of sea robin.seasonA period of the year when something particular happens.seasonalizationThe act or process of seasonalizing.seatpinSynonym of seat post.seatrainA ship designed to transport railroad cars.seatronA foodstuff made from candied kelp.seawanWampum (small beads made from polished shells).seawomanA female sailor; a woman who serves on a ship at sea.seawornSmoothed or worn away gradually by the action of the sea.sebacinaleanOf or relating to any fungus of the order Sebacinales; they form mycorrhizas with many plants.sebecosuchian(zoology) Any of the Sebecosuchia, an extinct group of mesoeucrocodylian crocodyliforms.sebestanAlternative form of sebesten.sebestenA medium-sized deciduous tree of species Cordia myxa or, less often, Cordia latifolia, Cordia sebestena, or other species in the genus Cordia, the wood of which is used for furniture and musical instruments.secalin(biochemistry) Any of a family of prolamin glycoproteins present in rye.secapinAn antifibrinolytic, antielastolytic, and antimicrobial peptide in the venom of the bee Apis ceranasecernTo separate or set apart (someone or something from other persons or things).secernenteanAny nematode of the class SecernenteasecessionThe act of seceding.sechsbein(mathematics, physics) Synonym of hexad.seclusionThe act of secluding, shutting out or keeping apart.secologanin(biochemistry) A monoterpene synthesized from geranyl pyrophosphate in the mevalonate pathway, then proceeding with dopamine to form ipecac alkaloids.secologoninMisspelling of secologanin.secondbornBorn as the second child to parent or family.secondman(rail transport, UK) A driver's assistant on a diesel or electric locomotive.secoxyloganin(organic chemistry) An antioxidant secoiridoid glycoside [(2S,3R,4S)-2-(β-D-glucopyranosyloxy)-5-(methoxycarbonyl)-3-vinyl-3,4-dihydro-2H-pyran-4-yl]acetic acidsecretagogin(biochemistry) A secreted calcium-binding protein found in the cytoplasmsecretarianOf or relating to secretaries.secretin(biochemistry) A peptide hormone, secreted by the duodenum, that serves to regulate its aciditysecretion(countable) Any substance that is secreted by an organism.secretogenAny substance that induces secretionsecretoglobinAny of a family of small disulfide-linked dimeric proteins found only in mammals.secretogranin(biochemistry) Any of a group of related neuroendocrine secretory proteins.secretomotorneuronAlternative form of secretomotor neuron.secretoneurin(biochemistry) A 33-amino acid neuropeptide derived from secretogranin II, found in a wide variety of peptidergic endocrine cells and involved in chemotaxis of monocytes and eosinophils.sectarianOf, relating to, or partial to a sect.sectionA cutting; a part cut out from the rest of something.sectionalisationAlternative form of sectionalization.sectionalizationdivision into sectionssectionisationAlternative form of sectionization.sectionman(rail transport, US, Canada) A railroad worker who maintains and patrols the track.sectorisation(British spelling) Alternative form of sectorization.sectorizationDivision into sectors.secularisationNon-Oxford British English standard spelling of secularization.secularizationThe deconsecration of a church.securin(biochemistry) A protein involved in anaphase triggering.securitan(obsolete) One who feels secure, but who may in fact not be.securitarianWith security as an absolute priority; inordinately obsessed with security.securitisationAlternative spelling of securitization.securitization(commerce, finance) The fact or process of securitizing assets; the conversion of loans into securities, usually in order to sell them on to other investors.sedanA handbarrow for transporting fish.sedationThe act of sedating, especially by use of sedatives.sedecamycin(pharmacology) A macrolide antibiotic.sedenion(mathematics) A 16-dimensional nonalternative extension of an octonion with one real part and 15 imaginary parts, each a real multiple of a distinct, independent square root of −1.sedentarianAny member of the SedentariasedentarisationNon-Oxford British English standard spelling of sedentarization.sedentarization(anthropology) The settling of a nomadic population; the transition from a nomadic lifestyle to a sedentary one.sedimentationThe separation of a suspension of solid particles into a concentrated slurry and a supernatant liquid, either to concentrate the solid or to clarify the liquid.seditionOrganized incitement of rebellion or civil disorder against authority or the state, usually by speech or writing.sedolisin(biochemistry) Any of a group of peptidases that hydrolyze serine derivatives.seductionThe act of seducing.seedcorn(agriculture) Seed corn.seedmanAlternative form of seedsman.seedsmanOne who sows seeds.seedsmenplural of seedsmanseeinPronunciation spelling of seeing.seenpast participle of seeseganserinA serotonin antagonist.segmentalizationdivision into segmentssegmentationThe act or an instance of dividing into segments.segmentizationdivision into segmentssegregationThe act of setting apart and organizing things based upon their characteristics.seinArchaic spelling of seine.seinenA kind of manga written for an older male audience, generally 18-30 years old (and older).seipin(biochemistry) A homooligomeric integral membrane protein in the endoplasmic reticulum that concentrates at junctions with cytoplasmic lipid dropletsseisin(law, historical) An entitlement to a freehold estate with a right to immediate possession.seismiturbation(geology) The mixing of soil by seismic activityseitanSpecially processed wheat gluten, used as a protein-rich food.seizinAlternative form of seisin.sejoin(obsolete) To separate.sejunction(psychology) An interruption of the continuity of association-complexes which leads to a breaking up of the personality.sekanjabinAn Iranian syrup (or the drink made by diluting it) producing by boiling water, dissolving sugar in it, and adding vinegar; the drink is often spiced with mint.sekihanA Japanese dish of rice boiled with red beans.selacianAlternative form of selachian.selaginellinAny of a class of pigments present in spikemosses of the genus Selaginella.selamatanAlternative form of slametan.selamectin(veterinary medicine, pharmacology) A topical compound used in veterinary medicine that disables parasites by replacing glutamate in their muscle synapses.selametanAlternative form of slametan.seldseen(archaic) seldom seen, rare, uncommonselectin(biochemistry) Any of a group of transmembrane glycoproteins important in cell adhesionselectionThe process or act of selecting.selectman(US) Any of a board of municipal officers elected to manage some New England towns.selectmenplural of selectmanselectperson(uncommon) A selectman or selectwoman.selectron(particle physics) A slepton which is the hypothetical supersymmetric partner of an electron.selectwoman(politics) A female selectperson.selenatian(mineralogy) Containing selenate anions.selenation(chemistry) Reaction with a compound of seleniumselenazofurin(organic chemistry) The selenazole carboxamide 2-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,3-selenazole-4-carboxamide that has some antiviral activityselenelionA lunar eclipse occurring as the Moon sets, simultaneously with sunrise.selenianPertaining to the moon.selenidation(chemistry) Reaction with selenium to form selenides.selenitian(mineralogy) Containing selenite anions.selenoalkoxylation(organic chemistry) The addition reaction of a selenium atom and an alkoxyl group across a double bondselenocystein(organic chemistry) Alternative form of selenocysteine.selenofuran(organic chemistry) Any analog of a furan in which the oxygen atom is replaced by one of seleniumselenoprotein(biochemistry) Any of many proteins that include a selenocysteine or selenomethionine residue.selenylation(chemistry) Any reaction involving the addition of a selenium compoundselepressinA potent, highly selective, short-acting peptide full agonist of the vasopressin 1A receptor.selfabsorptionAlternative spelling of self-absorption.selfcondensation(chemistry) Any condensation reaction involving two of the same class of compoundselfdirectionAlternative form of self-direction.selfexcitationAlternative spelling of self-excitation.selfinteraction(sciences) The interaction of something with itself.selforganizationAlternative spelling of self-organization.selfubiquitinationSynonym of autoubiquitination.selion(dated) A mediaeval open strip of land or small field used for growing crops.selldown(Australia, economics) The selling of sufficient shares to significantly reduce their price.selodenosonA vasodilator.selsyn(electrical engineering) A synchro whose currents are used directly to drive a receiver synchro that rotates in unison with the synchro transmitter.semanticianOne who studies semantics, the science of meaning in words.semanticisationAlternative form of semanticization.semanticizationAct or process of semanticizingsemantisationAlternative form of semantization.semantizationConversion to semantic formsemantronA percussion instrument used chiefly in Eastern Orthodox monasteries to summon the brethren to prayer or to lead processions.semaphorin(biochemistry) Any of a class of proteins that assist growing axons to find an appropriate target and to form synapsessemduramicin(pharmacology) An antiprotozoal drug.semeion(prosody) A unit of time, a division of a foot; a mora.semeioticianAlternative spelling of semiotician.semenA sticky, milky fluid produced in male reproductive organs that contains the reproductive cells.semenogelin(biochemistry) Any of a group of proteins that form a gel matrix that encases ejaculated spermatozoasementation(botany) The formation of seedssemiabstractionsemiabstract artworksemiadjunctionThe adjunction of a semifunctor.semialienSomewhat or partly alien.semiartinian(algebra) Of a module _RM: such that, for every M→N epimorphism, where N≠0, the socle of N is essential in N.semiautomationPartial automation.semiautomaton(mathematics, computer science) a multiplicative operation of a monoid on a setsemibarbarian(dated) Someone partly civilized.semibarrenPartly barren.semibrachiation(biology) brachiation assisted by use of a prehensile tailsemicastrationSynonym of hemicastration.semicentenarianSynonym of fiftysomething: A person celebrating a semicentenary; a person between 50 and 59 years old.semicitizenA person having only some of the rights or status of a citizen.semicolonThe punctuation mark ;.semicolumnA half column; a column bisected longitudinally, or along its axis.semicommunication(linguistics) Communication between people who use different languages and thus may be unable to express and share concepts in great depth.semicompletionPartial progress towards completion.semiconduction(physics) The behaviour of a semiconductorsemiconvectionPartial convection that achieves thermal stability without complete mixingsemidecision(attributive) A technique in which the necessary conditions for a state are identified and then a proof that these conditions cannot be satisfied is produced.semideificationPartial deification; promotion to demigod.semidesperationA state approaching desperation.semidiapason(music) A diminished octave.semidiatessaron(obsolete, music) An imperfect or diminished fourth.semidilapidationThe condition of being partly dilapidated.semidiscretisationAlternative form of semidiscretization.semidiscretization(mathematics) Partial discretizationsemidomesticationThe process of bringing an animal to a semidomesticated state.semierectionPartial erection.semievergreen(botany) Losing all of the leaves in winter only if it is cold enough.semiexoskeletonA partial exoskeletonsemiextinctionNear-extinction; the property of being semiextinct.semifermentationPartial fermentation.semiflexion(medicine) A posture halfway between flexion and extension.semiforbidden(mathematics, physics) Partially forbiddensemiforeignSomewhat or partly foreign.semiformalizationThe process of making something semiformal.semifrozenHalf or partially frozen.semiglobalizationPartial globalization.semiglutin(biochemistry) A peptone-like body, insoluble in alcohol, formed by boiling collagen or gelatin for a long time in water.semigration(South Africa) The movement of a person or persons within the same country or national region, for the purpose of permanent relocation of residence.semihiddenPartly or almost concealed.semihumanAlternative form of semi-human.semihydrogenationThe reduction of alkynes to alkenes.semijoin(algebra, databases) A type of join in relational algebra, denoted by ⋉ or ⋊.semimadmanA man who is somewhat or partly mad.semimeanSomewhat or partially mean.semimeridian(geometry) The intersection of a surface of revolution and a half-plane through its centresemimodernSomewhat or partly modern.semimoltenPartly or somewhat molten.seminarianSomeone who studies at a seminary.semination(also figurative) The act of sowing or spreading.seminification(rare) propagation from seedseminormalizationPartial normalization.semionA kind of anyon with statistical properties between those of fermions and bosons.semioticianOne who studies semiotics or semanticssemipalmationThe property of being semipalmated.semiperfectionThe quality of being semiperfect; partial or incomplete perfection.semiporcelainAny of several glazed ceramic wares resembling porcelain but having little or no translucency.semiprofessionAn occupation that requires advanced knowledge and skills but is not widely regarded as a true profession; an occupation in which professionalization is not complete.semiprojection(mathematics) A function f of rank k, where k is greater than or equal to three, such that for some index i between one and k (inclusive), f(x₁, x₂, ... xₖ) = xᵢ whenever |{x₁, x₂, ... xₖ}| < k.semipronationPartial pronation.semiprotectionpartial protectionsemiprovenproven to a certain extentsemiquantificationPartial or incomplete quantificationsemiquantitationPartial quantitationsemiqueen(mathematics) A queen (chess piece) that can only move or attack in one (but not the opposing) directionsemireduction(organic chemistry) A partial reduction, especially of an alkyne to an alkenesemiriparianthat is partially ripariansemisaturationhalf-saturationsemisimulationA partial simulationsemisolemnSomewhat or partly solemn.semistarvationA state of partial starvation.semisubterraneanPartially subterranean.semisuburbanSomewhat or partially suburban.semisupercentenarian(uncommon) A person between 105 and 109 years old.semisupervisionA limited amount of supervision.semisupinationThe position of the forearm wherein the thumb is pointing upwards.semisymmetrization(mathematics) The act or process of making semisymmetricsemisynchronisationPartial synchronisationsemitariansemi-vegetarian, a person who is sometimes vegetariansemitertian(obsolete, medicine, of a fever) Having a paroxysm every day, and a second stronger one every two dayssemithinsomewhat thinsemitrypsin(biochemistry) A form of trypsin that cleaves peptide bonds only at one end of a proteinsemiurbanPartially urban.semivariation(mathematics) Variation that only considers certain parts of a function or a stochastic process, typically focusing on only the positive or only the negative changes rather than all changes.semivegetarianOne who does not eat certain kinds of flesh (often red meat).semivirginAlmost pristine or untouched.semivitrificationPartial vitrification.semoleonMisspelling of simoleon.semon(linguistics) A unit of semiology or semantics.semophorinMisspelling of semaphorin.sempergreen(obsolete, rare) An evergreen.sempitanAlternative form of sumpitan.sempitern(obsolete, poetic) sempiternal; everlastingsemuloparin(pharmacology) An experimental antithrombotic.sen(Yorkshire, East Midlands) Self.senataxin(biochemistry) An RNA / DNA helicasesencion(UK, dialect, obsolete) groundselsenegin(organic chemistry) A saponin extracted from the rootstock of Polygala senega (Seneca root),senfolomycinAny of a group of glycosylated antibiotics related to the paulomycinssengonA tall tree, Paraserianthes falcataria, native to the Moluccas, New Guinea, and the Solomons, but widely cultivated elsewhere for its timber.sengreenThe houseleek (Sempervivum tectorum), a common plant of Europe.sennidin(organic chemistry) Any of a group of dihydroxyanthrones present in sennasennin(medicine, obsolete) An antiseptic preparation made from boric acid, iodine, and phenol.sensationA physical feeling or perception from something that comes into contact with the body; something sensed.sensationalisationAlternative form of sensationalization.sensationalizationThe act or process of sensationalizing.sensibilizationsensitizationsension(obsolete) sensation; awareness of being affected by something externalsensitisation(British spelling) Alternative spelling of sensitization.sensitizationThe process of making something sensitive.sensorizationThe use of large number of sensors in an applicationsensualisationAlternative form of sensualization.sensualizationThe process of making sensual.sententiarianSynonym of sententiary.sentimentalisationAlternative spelling of sentimentalization.sentimentalizationThe act of making sentimental.sentionAlternative form of sencion (“groundsel”).sentisection(archaic) painful vivisection, without the use of anestheticsenton(professional wrestling) A variation of a splash in which a wrestler jumps, sometimes from a raised platform such as the top turnbuckle, and lands back first on an opponent lying below.separationThe act of disuniting two or more things, or the condition of being separated.separinSynonym of separase.sepawn(US, dialect) Archaic form of suppawn.sepazolinSynonym of cefazolin.seperationMisspelling of separation.sephen(obsolete) A stingray of the Indian Ocean, valued for shagreen.sepian(US, dated) Belonging to or pertaining to black Americans or African Americans, who typically have dark pigmentation of the skin.sepiapterin(organic chemistry) The pigment 2-amino-6-[(2S)-2-hydroxypropanoyl]-7,8-dihydro-1H-pteridin-4-one, used in treating hyperphenylalaninemia.sepon(US, dialect) Alternative form of suppawn.seponation(pharmacology) Discontinuation, especially of a psychoactive drug.sepsin(biochemistry) A soluble poison (ptomaine) present in putrid blood. It is also formed in the putrefaction of proteid matter in general.septagon(proscribed) A polygon with seven sides and seven angles.septanRecurring every seventh day.septarian(geology) Containing or relating to septaria.septationThe division of a cavity by means of a partition.septentrion(obsolete) The north or northern regions.septicizationThe process of becoming septic.septillion(US, modern British & Australian, short scale) A trillion trillion: 1 followed by 24 zeros, 10²⁴.septimation(rare) The loss, seizure, destruction, or killing of one seventh (of something or of a group).septin(biochemistry) Any of a class of proteins that have functions related to cytokinesis.septon(chemistry, obsolete) nitrogenseptrin(medicine) The antibiotic sulfamethoxazoleseptuagenarianSynonym of seventysomething: a person between 70 and 79 years old.septuplicationmultiplication by sevensequelisationAlternative spelling of sequelization.sequelization(informal) The creation of a sequel to a work.sequentialisationAlternative form of sequentialization.sequentialization(computing theory) The conversion of a parallel algorithm into sequential form.sequestrationThe process or act of sequestering; a putting aside or separating.sequin(now historical) Any of various small gold coins minted in Italy and Turkey.sequoianOf, pertaining to, or reminiscent of sequoia trees.sequon(biochemistry) A sequence of three consecutive amino acids in a protein that can serve as the attachment site for a glycanserafinAlternative form of xeraphim.seralbumenA form of albumin found in the blood serum of animals.seralbuminalbumin of the bloodserapeionAlternative form of serapeum.seraphinAlternative form of xeraphim.sercon(dated, fandom slang) Having a serious intellectual approach to science fiction; literary; scholarly; studious.sereinAlternative form of serene (“light rainfall from a cloudless sky after sunset”).serelaxinAn investigational drug for the treatment of acute heart failure, targeting the relaxin receptor.sergliflozin(pharmacology) Synonym of sergliflozin etabonate.serglycin(biochemistry) An intracellular proteoglycan found in the storage granules of connective tissue mast cellsserialisation(British) Alternative spelling of serialization.serializationThe process or action of converting something in a serial or into serial form.seriationthe arrangement of things in a seriessericinA water-soluble glycoprotein that binds the two fibroin filaments of a silk fibre.sericitisationAlternative form of sericitization.sericitization(geology) The hydrothermal or metamorphic alteration of a mineral, often plagioclase, into sericite (a white mica).sericon(obsolete) A red tincture in alchemy.serinAny of various small finches in the genus Serinus, with largely yellow plumage.serinocyclin(biochemistry) Any of a group of cyclic heptapeptides present in some fungisermocination(rhetoric) A form of prosopopoeia in which one answers one's own question.sermonReligious discourse; a written or spoken address on a religious or moral matter.sermonisationAlternative form of sermonization.sermonizationThe giving of a sermon.sermorelin(pharmacology) A growth hormone–releasing hormone analogue.sermountain(now rare) A plant of the genus Laserpitium.seroadaptationadaptation of behaviour so as to reduce the risk of spreading HIVseroagglutinationThe agglutination of blood serum as a test for some bacteriaseroalbuminAlternative form of seralbumin.seroclassificationclassification based on serodiagnosisseroconversion(biology, medicine, loosely) Change between the states of seronegativity and seropositivity, in either direction: either the process of this change or an instance of it.serodetectionThe detection of viruses, antibodies etc. in blood productsserodeterminationThe determination of serostatusseroin(biochemistry) A structural protein in the silk of the silkmoth (Bombyx mori)serolin(biochemistry) A substance found in faeces, thought to be formed in the intestines from the cholesterol of the bile.seronAlternative form of ceroon.seronegationSerconversion to become seronegative.seronegativizationThe process of making, or becoming seronegativeseroneutralisationAlternative spelling of seroneutralization.seroneutralizationThe neutralization (inactivation) of a virus in the bloodseroonAlternative form of ceroon.seropatternA serological patternseroprotection(medicine) The protection obtained by vaccination.seroprotein(biochemistry) Any protein found in blood serumseroreactionreaction of blood serum (typically to a virus)seroreductionA reduction in seropositivityseroreversionThe reversion of a seroconversion (when tests can no longer detect antibodies in a patient's serum)serostrainSynonym of serovar.serotonin(biochemistry) An indoleamine neurotransmitter, 5-hydroxytryptamine, that is involved in depression, appetite, etc., and is crucial in maintaining a sense of well-being, security, etc.serotonylationThe act, or the result of serotonylatingserotransferrin(biochemistry) A transferrin found in blood plasmaserotropinA synthetic human growth hormone used by bodybuildersserovaccinationvaccination by injection of a serumseroversion(immunology) Seroconversion.serpentinization(geology, mineralogy) The conversion of mineral or rock into serpentine.serpin(biochemistry) Any of a family of proteins that inhibit serine proteases (especially trypsin)serpuloideanRelating to the serpulidsserralysinserratiopeptidaseserration(uncountable) The state of being serrated.serricorn(zoology) Having serrated antennae.serricornin(organic chemistry) the aliphatic hydroxyketone 7-hydroxy-4,6-dimethylnonan-3-one which is the female sex pheromone of the cigarette beetle (Lasioderma serricorne)serrulationThe state of being notched minutely, like a fine saw.sertularianAny member of the former order Sertularida, hydroids having branched chitinous stems and simple sessile hydrothecae.servicemanA man who serves in the armed forces.servicemenplural of servicemanserviceperson(uncommon) A servicemember; a serviceman or servicewoman.servicewomanA woman who serves in the armed forces.servicificationThe transformation or encapsulation of existing processes or systems into one or more discrete services.servingmanA male servant.servingwomanA female servant.servitisationAlternative form of servitization.servitizationThe delivery of a service component as an added value, when providing products.servodrivenAlternative form of servo-driven.serylation(organic chemistry) Reaction with a seryl groupsesaminAn extract of sesame seeds; a component of sesame oil.sesamoideanAlternative form of sesamoid.sesamolinA lignan found in sesame oil.sesbanA leguminous shrub (Sesbania aculeata or others of the genus Sesbania), whose fiber can be used for making ropes.sesquialteran(mathematics, obsolete) Synonym of sesquialterate, in the proportion of 3 to 2 or 1½ to 1.sesquicentenarian(rare) Someone or something of 150 years of age, or between 150 and 159 (in its sixteenth decade of life or existence)sesquineolignan(organic chemistry) Any compound having a structure based on a sesquineolignanesesquioxidation(chemistry) The act or process of sesquioxidizing.sesquitertian(mathematics) Having the ratio of one and one third to one (as 4:3).sesshin(Buddhism) A period of intensive zazen meditation in a Buddhist monastery.sessionA period of time devoted to a particular activity.sessionization(Internet) The process of sessionizing.sestonAll particulate matter suspended in bodies of water such as lakes and seas, including plankton, organic detritus, and inorganic material.sestrin(biochemistry) Any of a family of proteins that play key roles in regulating aging and metabolismsetationA growth or covering of setaesetdownThe act of setting down something or someone.seton(medicine, agriculture) A few silk threads or horsehairs, or a strip of linen etc., introduced beneath the skin by a knife or needle, so as to induce suppuration; also, the issue so formed.settlementationSettlement, especially in an area that has no official incorporation or legal claim made on it.sevaiyanAlternative form of seviyan.sevenThe digit/figure 7 or an occurrence thereof.seventeenThe cardinal number occurring after sixteen and before eighteen, represented in Roman numerals as XVII and in Arabic numerals as 17.severationA severing or cutting.seviyan(India, cooking) An Indian style of wheat vermicelli.sevofluransevoflurane, when used as an anaestheticsewanAlternative form of seawan.sewanin(sumo) A retired wrestler who assists at a stable.sewen(dialect) A British trout usually regarded as a variety (var. Cambricus) of the salmon trout.sewermanA man who works in a sewer.sewin(Wales) Sea trout, a subspecies of brown trout (Salmo trutta morpha trutta).sewnpast participle of sewsexagenarianSynonym of sixtysomething: a person between 60 and 69 years old.sexagenerianMisspelling of sexagenarian.sexagonSynonym of hexagon.sexahedron(rare) Synonym of hexahedron.sexathon(informal) A prolonged session of sexual intercourse.sexcation(informal) A vacation taken for the purpose of engaging in sexual activity.sexdecillion(rare, US, modern British & Australian, short scale) 10⁵¹.sexduction(biology) A form of bacterial conjugation involving the F-plasmid.sexhibition(slang) A sex show; an erotic performance.sexificationsexualizationsexpectation(rare, humorous) Expectation of or relating to sex.sexpeditionAn expedition of a sexual nature.sexperimentationSexual exploration; experimentation in sexuality.sexpirationOnly used in sexpiration datesexploitationSexual exploitation in the media (especially film).sexplorationSexual exploration; experimentation in sexuality.sexposition(film) (The practice of providing) exposition against a backdrop of sex or nudity.sextagenarianMisspelling of sexagenarian.sextain(poetry) A stanza of six lines; a sestine or sestina.sextan(obsolete, medicine) That recurs on the sixth daysextillion(US, British, Australia, short scale) A trillion billion: 1 followed by 21 zeros, 10²¹.sextonA church official who looks after a church building and its graveyard and may act as a gravedigger and bell ringer.sextortion(colloquial) A form of sexual extortion; the extortion of a person through the use of the history of their sexual conduct (such as saved sexting messages).sextuplication(mathematics) multiplication by sixsexualisationAlternative spelling of sexualization.sexualizationThe act or process of sexualizing.sexuationSexuality, regarded as a logically coherent attribute of either gender rather than a fixed attribute of each.seyonObsolete spelling of scion.sfermion(physics) A sparticle of the class of spin-0 superpartners of ordinary fermions appearing in supersymmetric extensions to the Standard Model.sgluon(physics) The hypothetical superpartner of a gluon.shabaroon(rare) An unkempt, disreputable person.shabbaton(Judaism) A shabbat-long or weekend-long educational gathering.shabeenAlternative form of shebeen.shacktownA settlement made up of shacks; a shanty town.shadchanAlternative form of shadchen.shadchen(Judaism) marriage broker, matchmakershaden(ambitransitive) To make or become shaded or shady.shadirvanA fountain for ablutions, usually attached to a mosque.shadkanAlternative form of shadchen.shadkhanAlternative form of shadchen.shadknAlternative form of shadchen.shadowban(transitive, Internet, of a search engine) To filter out results without the publisher's knowledge.shadowdragon(entomology) Any of genus Neurocordulia (family Corduliidae) of dragonflies.shaffronAlternative form of chamfron (“protective armor for a horse's head”).shaftmanA man who sinks a mineshaft.shaftsmanAlternative form of shaftman.shagreenAn untanned leather, often dyed green; originally made from horse skin, today mostly made from the skin of a shark or ray.shagroon(historical) A settler of the New Zealand province of Canterbury who came from somewhere other than Britain, most commonly Australia.shaheenThe shaheen falconshahinThe shaheen falcon.shairnAlternative form of sharn.shaitan(Islam) a demon/devil; or evil jinn.shakedownA trial or test period, especially of a ship or aircraft.shakenMoved rapidly in opposite directions alternatingly.shallonThe shrub salal.shalloonA fabric of tightly woven wool, mainly used for the linings of articles of clothing.shamanA traditional faith healer.shamen(hypercorrect) plural of shaman; the standard plural form is shamans.shamisen(music) A kind of three-stringed Japanese fretless lute.shan(Geordie, Edinburgh) unfair, harshshandrydan(dated) A hooded chaise; (later, jocular) any rickety old-fashioned vehicle.shantyman(nautical, music) The sailor who sings the main line of a sea shanty (the other sailors singing the responses or choruses)shantytownAn area containing a collection of shacks, shanties or makeshift dwellings.shapen(mostly in compounds) Shaped; wrought with a definite shape.sharemanA fisherman whose pay consists of a share of the profits.sharesmanAlternative form of shareman.shariafication(rare) The act or process of shariafying.shariatisationAlternative spelling of shariatization.shariatizationThe adoption of, or conversion to, Sharia law.sharifianOf or relating to a sharif.sharkfinAlternative spelling of shark fin.sharksfin(chiefly attributive) Synonym of shark fin.sharkskinThe skin of a shark; shagreen.sharksploitation(film) A genre of exploitation films focusing on sharks and shark attacks.sharn(chiefly Scotland) The dung or manure of cattle or sheep.sharon(Philippines, slang) Wrapping leftover foods to take home from any kind of social function such as a birthday or wedding.sharpen(transitive, sometimes figurative) To make sharp.sharpfin(zoology, in the names of aquatic creatures) Having sharp fins.shatavarin(organic chemistry) Any of a group of steroidal saponins found in Asparagus racemosus.shaughraun(Ireland, Canada) A wanderer; a vagabond.shavasanAlternative form of savasana.shavenHaving been shaved.shawoman(rare, nonstandard) A female shaman.shaytanAlternative spelling of shaitan.sheafification(mathematics) The conversion of a presheaf into a sheaf.shearmanOne whose occupation is to shear cloth.shearmenplural of shearmanshearnAlternative form of sharn.shearsmanAlternative form of shearman.shebeanArchaic form of shebeen.shebeenAn unlicensed drinking establishment, especially in Ireland, Scotland, and South Africa.sheboon(slang, derogatory, offensive, ethnic slur) An ugly, fat or stupid black woman.sheebeenAlternative form of shebeen.sheelinAlternative spelling of shieling.sheen(also figuratively) Splendor; radiance; shininess.sheepmenplural of sheepmansheeppena sheep pen (enclosure)sheeprun(UK, New Zealand, Australia) A sheep farm.sheepskin(uncountable) The skin of a sheep, especially an adult sheep, and especially when used to make parchment or in bookbinding.sheetsman(nautical) someone who controls the trim of the sails.sheilinAlternative spelling of shieling.sheitanAlternative spelling of shaitan.shelfwornAlternative form of shelf-worn.shellfishermanA person who attempts to catch shellfish.shelterin(biochemistry) A complex of proteins associated with telomeres that protect the ends of chromosomessheltron(now chiefly historical) A compact body of troops forming a battle array or phalanx, especially such a body of Scottish troops armed with pikes during the Wars of Scottish Independence in the late 13th and early 14th centuries.shematrin(biochemistry) Any of a family of structural proteins found in the shells of some oysters.shenA deity or a spirit, in Chinese folk religion.shenanigan(intransitive) To play a deceitful confidence trick; also, to carry out an act of mischief.shengnan(China) A man who has for an extended amount of time been unable to find a romantic, interpersonal or physically intimate relationship.shengyuan(historical) In ancient China, a scholar who has passed the entry-level examination to study at a college.shentleman(UK, dialect, nonstandard) gentlemansherardisationAlternative form of sherardization.sherardizationThe process of sherardizing.shernAlternative form of sharn.sherrification(wine) Oxidation.shetadlanAlternative form of shtadlan.shewnpast participle of shewshieldfernAlternative form of shield fern.shieldmaiden(Norse mythology) A female virgin who had chosen to fight as a warrior in battle.shieldmansomeone who carries a shieldshieldsmansomeone who carries a shieldshielinAlternative spelling of shieling.shigatoxinAlternative form of Shiga toxin.shikken(historical) A member of the Hōjō clan who served as regent of the shogunate, from 1199 to 1333, during the Kamakura period.shikoccidin(organic chemistry) A diterpene found in Rabdosia shikokiana.shikoninSynonym of alkannin.shikonofuranAny of a group of shikonin derivatives, isolated from Lithospermum erythrorhizon, that are used in Chinese medicineshikumen(architecture) An architectural style found in Shanghai, China, consisting of two or three floors and a front yard protected by high walls.shimpan(sumo) the four judges, sitting at each cardinal pointshinThe front part of the leg below the knee; the front edge of the shin bone: Shinbone on Wikipedia.WikipediashinaniganAlternative spelling of shenanigan.shinbin(India, obsolete) An irregular portion of a log split lengthwise, used in constructing the side of a ship.shinkansen(rail transport) A Japanese high-speed railway line.shintiyanA kind of wide loose drawers or trousers worn by women in Muslim countries.shintyanAlternative form of shintiyan.shipbrokenSynonym of shipwrecked.shipmanSynonym of sailor.shipmenplural of shipmanshippen(UK, archaic, dialectal) A stable; a cowhouse.shippon(now dialectal) A cattleshed.shireman(UK, obsolete) A sheriff.shiretownAlternative spelling of shire town.shitbrain(slang, vulgar, offensive or derogatory) A stupid person.shitcan(vulgar) A receptacle for holding excrement, especially the removable can on a latrine.shitcoin(slang, derogatory, vulgar) A cryptocurrency of little or unclear value.shitenpast participle of shit; alternative spelling of shitten.shitgibbon(linguistics) A type of compound word used as an insult, consisting of a single-syllable expletive, followed by an absurd or innocuous two-syllable noun that usually forms a trochee.shitgoblin(slang, vulgar, humorous) A rude, obnoxious, or contemptible person.shitizen(Chinglish, vulgar, derogatory) A citizen who is common, of little value, worthless, or corrupt.shitmuffin(colloquial, vulgar, humorous) An obnoxious or contemptible person.shitskin(slang, vulgar, ethnic slur, derogatory, offensive, chiefly US) A person with dark-colored skin.shitstainAlternative form of shit stain.shitten(by extension) disgusting; contemptible.shittification(vulgar, nonstandard) The process of shittifying or becoming shitty.shitton(vulgar, slang, often humorous) An enormous amount.shituationPronunciation spelling of situation.shockpeakon(physics) A peakon formed in a shockshoddenshod; wearing shoesshoehornA smooth tool that assists in putting the foot into a shoe, by sliding the heel in after the toe is in place.shoen(obsolete) Alternative form of shoon: plural of shoe.shogunThe supreme generalissimo of feudal Japan.shokuninA Japanese artisan or craftsman.shoneen(Ireland, derogatory, ethnic slur) An Irish person considered excessively Anglophile, an Irish person who acts English or desires to be part of English society.shonen(anime, manga) A style of Japanese animation and comics aimed at a younger male audience.shoon(archaic or dialectal) plural of shoeshootdownThe shooting down of an aircraft, satellite, etc.shopmanThe proprietor, manager, or operator of a small store.shopwomanA woman employed in a shop.shopwomenplural of shopwomanshopwornOf a product in a retail store: damaged from being on display and handled by customers, etc.; shop-soiled.shoremenplural of shoremanshoresmanAlternative form of shoreman.shornpast participle of shearshorten(transitive) To make shorter; to abbreviate.shortfinApplied to various kinds of fish characterized by short fins.shortgown(obsolete) A woman's bedgown consisting of a loose jacket with a skirt.shorthornDescribing cattle that have distinctively short horns.shoshin(Zen Buddhism) An attitude of openness, eagerness, and lack of preconceptions when studying a subject, even at an advanced level.shotacon(countable, Japanese pornography) An individual with such a fixation.shotgun(firearms) A gun which fires loads typically consisting of small metal balls, called shot, from a cartridge.shottenHaving ejected the spawn.shoulderhon(4chan /lgbt/ slang, derogatory) A trans woman who is clockable due to having significantly broader shoulders than a typical cis woman.shounenAlternative form of shonen.shoutdownAn event when someone shouts down (shouts louder than) someone in order to force through an argument or point of view.shovelmanOne who works with a shovel.shoven(obsolete) past participle of shoveshowbusinessmanA man who works in showbusiness.showdomycinA nucleoside antibiotic isolated from Streptomyces showdoensis.showdown(idiomatic) The final battle between two opponents, in which there can be only one victor.showmanA person (usually a man) involved in putting on shows (of various types); especially, one who plays a central role in doing so.showmenplural of showmanshownpast participle of showshowpersonA showman or showwoman.showplan(databases) A text or graphical summary of how the system plans to optimize the execution of a query.showransimple past of showrunshowrun(television, rare, transitive) To act as a showrunner for (a television show).showwomanA female showperson, especially one with a central role.shrinkflation(economics, informal, neologism) The practice of making products smaller while continuing to market them at the same price.shrivenpast participle of shriveshrubificationThe proliferation of shrubs in a landscape formerly dominated by plants such as grasses and mosses, especially seen in the tundra as a result of global warming.shrunkenpast participle of shrinkshtadlan(Judaism, historical) An intercessor for a local European Jewish community on behalf of the authorities.shubunkinA Japanese variety of goldfishshufflon(genetics) A plasmid that "shuffles" recombination sites on DNA segmentsshugoshin(biochemistry) Any of a family of proteins that play a role in the centromeric protection of cohesinshun(transitive) To avoid, especially persistently; ostracize.shurikenA dart or throwing blade, sometimes with multiple points, used as a weapon by ninja (or samurai).shutdownThe action of stopping operations; a closing, of a computer, business, event, etc.shutinAlternative spelling of shut-in.shwanpanDated form of suanpan.sialation(organic chemistry) Reaction with a sialatesialoadhesin(biochemistry) Any of a class of lectin on the surface of macrophagessialoadhesionadhesion to a surface by means of sialic acidsialoglycan(organic chemistry) Any glycan of sialic acidsialoglycoprotein(biochemistry) Any glycoprotein that is combined with sialic acidsialoglycosylation(biochemistry) glycosylation so as to form a sialoglycoproteinsialokininAny of a group of vasodilatory tachykinins in the saliva of the mosquito Aedes aegyptsialolectin(biochemistry) A lectin that binds sialic acidsialomucinAny mucin derived from sialic acidsialonAny of a class of strong refractory ceramics, based on the elements silicon, aluminium, oxygen and nitrogen, that are highly resistant to heat and corrosion.sialophosphoproteinAny phosphoprotein containing sialic acidsialopontinA glycoprotein containing sialic acidsialoprotein(biochemistry) sialopontinsialorphinA peptide that is an exocrine and endocrine signaling mediatorsialostatinA salivary cystatin present in some tickssialyationAlternative form of sialylation.sialylation(organic chemistry) Any reaction that introduces a sialyl group into a moleculesialylglycoproteinAlternative form of sialoglycoprotein.sian(colloquial, Singapore, Singlish) Bored, weary or fed up; tired (of something).sibilationA hissing sound.sibiromycin(organic chemistry) The antitumour antibiotic (6R,6aS)-2-[(2S,3R,4R,5S,6S)-3,4-dihydroxy-4,6-dimethyl-5-(methylamino)oxan-2-yl]oxy-4,6-dihydroxy-3-methyl-8-[(E)-prop-1-enyl]-5,6,6a,7-tetrahydropyrrolo[2,1-c][1,4]benzodiazepin-11-onesibrafiban(pharmacology) A so-called superaspirin used to prevent blood clots.siccaninAn antifungal drug.siccationThe act or process of drying.sicken(transitive) To make ill.sicklemanSomeone who uses a sickle; a reaper.sickman(India) A person who is unwell or incapacitated.siclatounAlternative form of ciclatoun.siddownPronunciation spelling of sit down.sideblownOf an instrument, that is blown on the side, rather than at the end.sideburden(geology) The rock and subsoil that lies next to a mineral deposit such as a coal seam.sideburn(uncommon) singular of sideburnssidechainAlternative form of side chain.sideman(music) A soloist playing with a band or group of which he is not a regular member.sidemenplural of sidemansidepersonA sideman or sidewoman.sideration(obsolete) The state of being siderated, or planet-struck.siderocalin(biochemistry) Any of a family of proteins, produced in the body following bacterial infection, that act against siderophoressideroflexin(biochemistry) Any of a family of mitochondrial tricarboxylate carrier proteinssideromycinAny of a class of siderophore antibiotics produced by Actinomyces organisms.siderophilinSynonym of transferrin.sideroxylon(botany) Any of the genus Sideroxylon of tropical sapotaceous trees noted for their very hard wood; ironwood.sidescan(of a sonar system) That scans sideways rather than straight downsideshowmanA showman who operates a sideshow.sidesmanAn assistant to a churchwarden, one of whose duties is to collect offerings during a service.sidespinRotation around a vertical axis that makes a ball or other object curve in flight.sidewomanA female sideman.siebenbein(mathematics, physics) Synonym of heptad.sieboldinA particular steroid glycoside.sienObsolete spelling of scion.sifflicationsupplication, petition, importuning, or wheedlingsigbenAlternative spelling of sigbin.sigbinA creature of Philippine mythology, resembling a hornless goat, said to come out at night to suck the blood of victims from their shadows.sighten(transitive, calico-printing) To add a fugitive colour to (a paste), to enable the printer to determine whether the figures are well-printed or not.sightscreen(cricket) A large screen, at each end of a cricket field, coloured to provide visual contrast to the cricket ball, to aid the batsman in seeing its movement through the air.sightseenpast participle of sightseesightsman(dated, music) A sight-reader.sightsmenplural of sightsmansigillarianA member of the Sigillaria, a genus of extinct trees.sigillationA sigillate pattern.sigmation(grammar) The process of sigmating; addition of a sigma.sigmoidinAny of a class of flavanones found in Erythrina sigmoidea.sign(countable, uncountable) A visible fact that shows that something exists or may happen.signalisationAlternative spelling of signalization.signalizationThe process of signalizing; characterization or differentiationsignalmanSomebody employed to operate the signals and points of a railway.signalpersonA signalman or signalwoman.signalwomanA woman employed to operate the signals and points of a railway.signation(obsolete) A sign given, especially of a crosssigncryptionA system of encryption that includes a digital signaturesignificationThe act of signifying, or something that is signified; significance.sigogglin(US, Appalachia, dated) Not built correctly; crooked, skewed, or out of balance.siguazodan(pharmacology) A phosphodiesterase inhibitor.siheyuanA traditional type of Chinese residence consisting of four houses with a courtyard in the middle; a Chinese quadrangle.silaboration(organic chemistry) Any addition reaction in which a silicon atom and a boron atom are added across a double bond or triple bondsilacidin(biochemistry) A highly-phosphorylated protein that is involved in biomineralizationsilaffin(biochemistry) A protein that acts as a matrix for the precipitation of silica in the cell walls of diatoms.silafluofenA pyrethroid insecticide.silanationSynonym of silanization.silanization(chemistry) The covering of a surface which contains hydroxyl groups (metal oxides, glass, etc) with a coating that contains silane-like molecules, thus making the surface chemically inert.silanylation(chemistry) reaction with a silanyl group; silyationsilbergroschen(numismatics) A coin used in Prussia and several other German Confederation states in northern Germany during the 19th century, worth one thirtieth of a thaler.silepin(organic chemistry) A seven-membered unsaturated ring molecule containing a silicon atom.silibinin(biochemistry) The major active constituent of silymarin, believed to possess hepatoprotective properties.silicatein(biochemistry) An enzyme used by sponges to capture silicate and build silica nanostructuressilicatian(mineralogy) Containing silicate anions.silicationAny process that adds silicon to a material.silicatizationsilicificationsilician(mineralogy) Containing silicon (especially when this replaces another element).silicidation(inorganic chemistry) The formation of a silicide.silicification(geology) Impregnation with silica; petrification.silicisationAlternative spelling of silicization.silicization(chemistry) the conversion of something into, or the reaction of something with silicon or silicasilicon(chemistry, uncountable) A nonmetallic element (symbol Si) with an atomic number of 14 and atomic weight of 28.0855.siliconizationThe process of siliconizing.silicristinA particular flavonoid and hepatoprotective.silificationAlternative form of silicification.silkman(obsolete) A male dealer in silk.silkmapinA protein found in Hyriopsis cumingii and involved in nacre formation.silkmenplural of silkmansilkscreenTo use a silkscreen to apply an image.silkwomanA female dealer in silk.sillabicationObsolete spelling of syllabication.sillificationThe process of making something silly.sillikinAlternative form of sillykin.sillion(rare) The thick, voluminous, and shiny soil turned over by a plow.sillon(military, historical) A work raised in the middle of a wide ditch, to defend it.sillykinOne who is silly.sillyton(obsolete) A silly person.silodosin(pharmacology) A drug for the symptomatic treatment of benign prostatic hyperplasia.siloisation(British spelling) Alternative form of siloization.siloization(management, informatics) The splitting of personnel, data, etc. into isolated units with poor communication.siltationThe (typically undesirable) increase in concentration and or of deposition of water-borne silt in a body of water.siluminAn alloy based upon silicon and aluminium.siluridan(obsolete) silurid.silvan(chemistry, obsolete) telluriumsilverfin(zoology) A small North American freshwater cyprinoid fish (Notropis whipplei, now Cyprinella whipplei).silverizationThe process of silverizing.silvermanA butler responsible for the silverware.silvern(literary) Made of silver; resembling or characteristic of silver; silvery.silverskinA silverskin onion.silyationReaction or treatment with siliconsilychristin(organic chemistry) A flavonolignan, (2R,3R)-3,5,7-trihydroxy-2-[(2R,3S)-7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-2,3-dihydro-1-benzofuran-5-yl]-2,3-dihydrochromen-4-one, found in milk thistlessilydianin(organic chemistry) (+)-2,3alpha,3aalpha,7a-Tetrahydro-7aalpha-hydroxy-8-(4-hydroxy-3-methoxyphenyl)-4-(3alpha,5,7-trihydroxy-4-oxo-2beta-chromanyl)-3,6-methanobenzofuran-7(6alphaH)-one, one of the components of silymarinsilylation(chemistry) The introduction of one or more silyl groups into a molecule.silylcupration(organic chemistry) Any addition reaction that adds a silyl group and a cuprate group across a double bond or triple bondsilylformylation(organic chemistry) Any addition reaction in which a silyl and a formyl group are added across a double bond or triple bondsilymarin(biochemistry) A mixture of flavonolignans extracted from the blessed milk thistle (Silybum marianum), used as a source of silibinin.simavastatinMisspelling of simvastatin.simblinAlternative form of simlin.simianOf or pertaining to apes and monkeys.simianisationNon-Oxford British English standard spelling of simianization.simianizationThe representation of a person (usually of a foreign or minority ethnicity) as a monkey or ape.similacinSynonym of sarsaparillin.similarizationThe process or result of similarizing.simkin(India, slang, archaic, British India) champagnesimlinSynonym of simnel cake.simoleanAlternative form of simoleon.simoleon(US, slang) A dollar.simon(slang, British, dated) Sixpence coin.simoonAlternative spelling of simoom.simpkinAlternative form of simkin.simpleton(informal, derogatory) A simple-minded person lacking common sense.simplicationThe process of simplicating.simplician(obsolete) One who is simple; a simpleton.simplifaction(informal) simplificationsimplificationThe act of simplifying or something that has been simplified.simpsonAlternative form of sencion (“groundsel”).simran(Hinduism, Sikhism) The continuous remembrance of the finest aspect of the self, or of God, sometimes achieved by repeating a mantra.simsonAlternative form of sencion (“groundsel”).simulationSomething that simulates a system or environment in order to predict actual behaviour.simunAlternative spelling of simoom.simvastatin(pharmacology) A semisynthetic drug C₂₅H₃₈O₅ that decreases the level of cholesterol in the bloodstream and is derived from a compound produced by a mold (Aspergillus terreus).simvastinSynonym of simvastatin.sin(theology) A violation of divine will or religious law.sinalbin(organic chemistry) A glucosinolate found in the seeds of white mustard and in many wild plant speciessinanomycin(biochemistry) netropsinsinapinAlternative form of sinapine.sinapisin(organic chemistry, obsolete) A substance extracted from mustard seed, probably identical with sinalbin.sinarapanMistichthys luzonensis the smallest commercially-harvested food fish endemic to Bicol Region, PhilippinessinbinAlternative form of sin bin.sindhenanThe improvisational singing of Javanese gamelan music.sindon(obsolete or historical) A fine thin linen muslin or cambric cloth.sinecatechin(especially in plural) Any of a group of catechins present in Camellia sinensissinefungin(pharmacology) A particular antifungal drug.sinensetin(organic chemistry) A methylated flavone found in Orthosiphon aristatus var. aristatus (syn. Orthosiphon stamineus).sinensiaxanthin(organic chemistry) An organic compound found in tangerines and related fruits.sinequanonAlternative spelling of sine qua non.sinesetinA polymethoxylated flavone found in citrus fruit.sinetron(Indonesia) A sitcom or soap opera.singleton(playing cards) A playing card that is the only one of its suit in a hand, especially at bridge.singspiration(Christianity) A worship service, or sometimes a part of a service or any other church activity, involving the singing of hymns.singularisationAlternative form of singularization.singularitarianAlternative letter-case form of Singularitarian.singularizationThe process or result of singularizingsinhasan(India, historical) A throne.sinicisationAlternative spelling of sinicization.sinicizationThe act, action, or result of sinicizing.sinificationSynonym of sinicization.sinigrin(organic chemistry, biochemistry) A glycosinolate glycoside found in many brassicas and related plants which is toxic in large quantities and responsible for the pungent bite of horseradish and hot mustard.sinistration(rare) An act of turning to the left.sinistrin(organic chemistry) A slimy polysaccharide extracted from squill.sinistroversion(medicine) A turning to the left, as of the uterus (cf. lateroversion).sinnObsolete spelling of sin.sinopathogenA pathogen that affects the sinusessinsign(Peircean semiotics) A sign that consists in a reaction/resistance, an actual singular thing or occurrence.sintaxanthin(organic chemistry) The apocarotenoid 8'-methyl-8'-apo-b-caroten-8'-onesinuationThe act of sinuating, or property of being sinuous.siomycinAny of a group of peptide thiazole antibiotics isolated from the soil bacterium Streptomyces sioyaensissionObsolete spelling of scion.siphonaleanAny sea snail of the genus SiphonaliasiphonapteranOf, pertaining to, or characteristic of the order Siphonaptera of fleas.siphonarianAny sea snail of the genus Siphonaria.siphonaxanthin(organic chemistry) A particular carotenoid.siphonein(organic chemistry) A particular carotenoid.siphonophoran(zoology) Belonging to the Siphonophorae.siphonoxanthinAlternative spelling of siphonaxanthin.sipunculanAny of many unsegmented marine worm-like animals, of the phylum Sipuncula, the peanut wormssiredon(zoology, obsolete) A larval or neotenic salamander (e.g. the axolotl, Ambystoma mexicanum).siren(Greek mythology) One of a group of nymphs who lured mariners to their death on the rocks.sirenian(zoology) A marine mammal of the order Sirenia, including the manatee and dugong, characterized by large forelimbs with no hind limbs.sirenin(organic chemistry) A sexual attraction pheromone in some fungi of the genus Allomyces.sirloin(US) A cut of beef from the lower part of the back, where the last ribs are (called rump in UK English).sirodesmin(organic chemistry) Any of a certain group of fungal phytotoxinssirohydrochlorin(biochemistry) A porphyrin derivative related to hemesironAlternative spelling of ciron.sirtuin(biochemistry) Any of several enzymes that act as regulatory factors that mediate the life-extending effects of a low-calorie diet.sisalageninA chemical compound found in Agave sisalana.siscon(Japanese fiction, uncountable) Strong attachment or attraction to one's own sister.siskinA small green and yellow European finch, Carduelis spinus spinus or Carduelis spinus, now Spinus spinus.sisomicin(pharmacology) An aminoglycoside antibiotic, (2R,3R,4R,5R)-2-{[(1S,2S,3R,4S,6R)-4,6-diamino-3-{[(2S,3R)-3-amino-6-(aminomethyl)-3,4-dihydro-2H-pyran-2-yl]oxy}-2-hydroxycyclohexyl]oxy}-5-methyl-4-(methylamino)oxane-3,5-diol.sissificationAlternative spelling of sissyfication.sissyfication(informal, derogatory) The act or process of sissifying.sisterkin(dated) Fond term of address for one's sister.sistern(nonstandard) Alternative form of sistren.sistren(figuratively) The (female) body of members, especially of a sorority or religious order.sitafloxacin(pharmacology) A fluoroquinolone antibiotic.sitaglibtinMisspelling of sitagliptin.sitagliptin(pharmacology) A hypoglycemic drug taken orally in the form of its phosphate C₁₆H₁₅F₆N₅O·H₃PO₄·H₂O in the treatment of type 2 diabetes. It acts by inhibiting the degradation of incretins, which results in increased secretion of insulin by the pancreas. It is marketed under the trademark Januvia and when used in combination with metformin, under the trademark Janumet.sitaxentan(pharmacology) A drug for the treatment of pulmonary arterial hypertension.sitcomedianAn actor who appears on a sitcom.sitdownAlternative spelling of sit-down.sithemanArchaic spelling of scytheman.sithen(obsolete) From or since the time that.sitosterinSynonym of beta-sitosterol.sitosterolin(organic chemistry) The glucoside of sitosterol.sitten(UK dialectal, Northern England, Scotland) Seated.situationThe combination of circumstances at a given moment; a state of affairs.sixareenA six-oared boat of the Shetland Islands.sixernAlternative form of sixareen.sixgunAlternative form of six-gun.sixteenThe cardinal number occurring after fifteen and before seventeen, represented in Arabic numerals as 16 and in Roman numerals as XVI.sixtysevenNonstandard form of sixty-seven.sizofiranA beta-glucan polysaccharide.skaddon(UK, dialect, obsolete) The larva of a bee.skainObsolete spelling of skein.skarn(geology) Any of various metamorphic rocks formed by metasomatism.skateathonA charity event in which participants skate a long distance.skean(Ireland, Scotland, historical) A double-edged, leaf-shaped, typically bronze dagger formerly used in Ireland and Scotland.skeechanA kind of beer made from golden syrup or molasses.skein(by extension) A thing resembling a skein (noun etymology 1, noun sense 1) of thread, yarn, etc.skeletalizationThe process of making something skeletal, or reducing it to the barest form.skeletonAn anthropomorphic representation of a skeleton.skeletonisationAlternative spelling of skeletonization.skeletonizationThe act or process of skeletonizing.skellington(nonstandard, childish, dialect or humorous, often dated) A skeleton.sken(Northern English) to squintskewon(physics) A theoretical particle related to the axion and dilatonskeynAlternative form of skean (“kind of dagger”).skhoinionAlternative form of schoinion.skiathlonA skiing event which combines skate skiing and classic skiing, usually so that half of the total distance is covered with each technique.skiathonA skiing event held to raise money for charity.skiatronA kind of cathode ray tube that replaces the conventional light-emitting phosphor layer on the face of the tube screen with a scotophor such as potassium chloride.skillenton(nonstandard) Pronunciation spelling of skeleton.skillion(architecture) A room built against the back of another building, having a separate roof.skillmanA gray-collar worker; someone who does skilled technical work.skimeltonA raucous gathering outside the home of newlyweds; a skimmington, a shivaree.skimingtonAlternative form of skimmington.skimmeltonAlternative form of skimmington.skimmertonAlternative form of skimmington.skimmington(obsolete) A person impersonating his/her offending spouse in a procession with the aim of ridicule.skimpflation(economics, informal, neologism) The practice of reducing the quality of products while continuing to market them at the same price.skin(uncountable) The outer protective layer of the body of any animal, including of a human.skintern(US, slang) A female intern who wears very revealing clothing in an office setting where more conservative attire is the norm.skipathonA charity event in which participants jump rope.skipman(mining) The man who loads and operates the skip in a mine.skokiaan(South Africa) A home-brewed alcoholic liquor; moonshine.skolionAlternative spelling of scolion.skorpion(archaic, nonstandard) Alternative form of scorpion.skranAlternative spelling of scran.skreenObsolete form of screen.skulpinAlternative form of sculpin (“fish”).skyllamycin(organic chemistry) Either of a pair of cyclodepsipeptides that are produced by bacteria and fungi and are pharmaceutically used as antibacterials, immunosuppressives, cytostatics and antihelmintics.skymaiden(mythology) A young woman who comes from the sky.skyman(dated, slang) A male aviator.skypan(film, television) A kind of large lamp with a parabolic reflector to diffuse the light.skyrin(organic chemistry) The dimeric quinone 2,4,5-trihydroxy-7-methyl-1-(2,4,5-trihydroxy-7-methyl-9,10-dioxoanthracen-1-yl)anthracene-9,10-dione that is a glucagon antagonistskyrmion(physics, solid state physics) A type of topological soliton that occurs in magnetic materials and magnetic thin films.slacken(intransitive) To gradually decrease in intensity or tautness; to become slack; to lag.slainpast participle of slayslakenObsolete spelling of slacken.slamatanAlternative form of slametan.slametanA Javanese communal feast, held to celebrate numerous types of event.slamkinObsolete form of slammerkin.slammakinObsolete form of slammerkin.slammerkin(now rare, historical) A loose women's morning gown, popular in the eighteenth century.slan(dated, fandom slang) A fan of science fiction.slangificationThe addition or increase of slang lexis in language, in a text, etc.slapdownAn instance of slapping down, especially a humiliation or rejection.slaten(literary) Made of slate.slattern(derogatory) A slut, a sexually promiscuous woman.slaughtermanA man employed to slaughter animals in a slaughterhouse.slaughtermenplural of slaughtermanslaughterperson(nonstandard, rare) A slaughterman or slaughterwoman; a slaughterhouse worker of any gender.slaughterwomanA woman employed to slaughter animals in a slaughterhouse.slavebornborn in slaveryslavisationAlternative letter-case form of Slavisation.slavizationAlternative letter-case form of Slavization.slaynObsolete spelling of slain, simple past and past participle of slay.sleanAlternative spelling of slane.slebogganA device for steering toboggans.sleeken(ambitransitive) To make or become sleek.sleepcation(informal) A break from ordinary activities in order to catch up on missed sleep.sleepmarken(uncommon) A hagfish, an eel-like marine fish, Myxine glutinosa.sleeveenAlternative spelling of sleiveen.sleiveen(Ireland, Newfoundland) A dishonest person; a trickster, usually from a rural area.slenderizationThe process of slenderizing.slepton(physics) A hypothetical boson superpartner of a lepton whose existence is implied by supersymmetry.sleveen(Ireland, Newfoundland) An untrustworthy or cunning person.slicken(transitive) To make slick.slighten(ambitransitive) To make or become slight; make or become less pronounced, less noticeable, or less obvious.slimdownA period of weight loss.slinkskinThe skin of an animal born prematurely, or leather made from it.slipskinA grape with a loose skin that can easily be slipped off.slivenpast participle of sliveslobification(informal) The act of becoming a slob.slocken(transitive, dialectal) To put out, extinguish (a fire).sloganA distinctive phrase of a person or group of people (such as a movement or political party); a motto.sloopmanA man who sails a sloop.slothen(rare, ambitransitive) To make or be slothful.slotten(UK dialectal) Divided.slovenA habitually dirty or untidy man or boy; the male equivalent of slattern, or slut.slowbalization(economics) The slowing of globalization, characterized by the slowing of global trade.slowdownA reduction in speed, or a decrease in the level of production, economic activity, etc.slowen(ambitransitive, nonstandard) To make or become slowslsmnAbbreviation of salesman.slubberdegullionA filthy, slobbering person; a sloven, a villain, a fiend, a louse.slughorn(nonstandard, rare) A certain fictional wind instrument.slumgullionA stew of meat and vegetables.slumpflation(economics) Inflation accompanied by a slump in output and employment.slunken(UK, dialect) Shrivelled; lean, lank.slurbanRelating to slurbs.sluttificationThe process of sluttifying, or turning into a slut.smackdownA physical or emotional confrontation; a battle, a fight; also, a bitter rivalry.smacksmanA man who sails a fishing-smack.smallen(ambitransitive) To make or become small; diminishsmalltownAlternative form of small-town.smarten(transitive) To make smarter in appearance; to refurbish or spruce up.smartman(Trinidad and Tobago) A conman.smartpenAn electronic pen for the creation of computerized notes, diagrams, etc.smectogen(chemistry) Any smectic mesogen.smidgenChiefly in the form a smidgen of: a very small amount or quantity; a bit, a trace.smidgeonAlternative spelling of smidgen.smidginAlternative spelling of smidgen.smilacinsarsaparillinsmilagenin(organic chemistry) A derivative of sapogenin that is used medically to treat cognitive dysfunctionsmilanippinA particular steroid glycoside.smilaxinA particular steroid glycoside derived from Smilax species.smilodonAny member of the extinct genus Smilodon, the saber-toothed tigers.smithereen(rare, usually in the plural) A tiny fragment or splinter.smitilbin(organic chemistry) A particular flavanonol found in sarsaparilla.smittenAffected by an act of smiting.smoken(ambitransitive) To make or become smoked or smoky.smokescreenSmoke used as a disguise, mask or cover, as of troops in battle.smokesploitationAlternative form of smoxploitation.smoltificationThe series of physiological changes where juvenile salmonid fish adapt from living in fresh water to living in seawater.smoothbrainAlternative form of smooth brain.smoothelin(biochemistry) A cytoskeletal protein fund only in smooth muscle cells.smoothen(transitive) To make smooth.smoxploitationA genre of fetish films that focus on a person smoking a cigarette.smuon(physics) A hypothetical boson superpartner of a muon whose existence is implied by supersymmetrysmutchin(obsolete) snuffsn(Internet) Abbreviation of screenname.snackificationThe conversion of a type of food into snack form.snakebitten(US) Alternative form of snakebit.snakemanA mythological creature that is part man and part snake.snakeskinThe skin of a snakesnakinAny of a group of antimicrobial peptides present in potatosnapbeanAlternative form of snap bean.snapdragon(countable) Any plant of the genus Antirrhinum, with showy yellow, white or red flowers.snaphaan(firearms, historical) A flintlock.snapin(computing, Microsoft Windows) A software plug-in.snatiation(rare) A medical disorder characterized by uncontrollable bursts of sneezing brought on by fullness of the stomach.sneakerizationThe development of numerous mass-manufactured niche products in a particular category.sneaksman(obsolete) A thief who operates by stealth.sneckdown(neologism) A natural neckdown (curb extension) caused by snowfall.snoezelencontrolled multisensory stimulation, a type of therapysnogathon(UK, slang) A prolonged period of kissing.snoopervisionOversight deemed to be excessively invasive or prying.snoozathonAlternative form of snoozeathon.snoozeathon(informal) A very boring event or situation.snoribonucleoprotein(biochemistry) small nucleolar ribonucleoproteinsnoutbeanAny of various plants in the genus Rhynchosia.snowdragon(rare) A visual representation of a dragon made from snow.snowgunA cannon that uses pressurized air and water to create snow, used for example to supplement the natural snow on a ski slope.snowmageddonAlternative letter-case form of Snowmageddon.snowman(baseball, golf) A score of eight, especially within one inning (in baseball) or on one hole (in golf, where it is also known as dogballs).snowmenplural of snowmansnowomanAlternative spelling of snowwoman.snowperson(uncommon) Snow sculpted into a human figure, a snow figure: a snowman or snowwoman.snowwomanA female version of a snowman, i.e. having female characteristicssnubfinA dolphin, Orcaella heinsohni, that lives in northern Australian waterssoaken(obsolete) soaked, saturatedsoapen(transitive) To make soapy; apply soap to; lather upsoapmanA man who makes or sells soap.soblidotinA dolastatin that inhibits tubulin polymerization, resulting in the induction of apoptosissocialisationAlternative spelling of socialization.socialitarianOf or pertaining to sociality.socialization(sociology, psychology) The process of learning how to live in a way acceptable to one's own society, said especially about children.sociation(botany) A plant community.societalization(sociology) The theory attributed to sociologist Q112383134 (Q112383134) that modernisation makes social life increasingly fragmented with a loss of close-knit communities, which process is seen to undermine religion.societarian(archaic) Of or pertaining to society; social.sociohistorianOne who studies sociohistory.sociophoneticianOne who studies sociophonetics.sockmanAlternative form of socman.socman(UK, law, obsolete) One who holds lands or tenements by socage; a socager.socmenplural of socmansoconClipping of social conservative.soddenSoaked or drenched with liquid; soggy, saturated.sodian(mineralogy) Containing sodium.sodiation(inorganic chemistry) The replacement of metal ions (typically lithium) with those of sodiumsodificationThe build-up of alkali metal salts in soilsodion(archaic) A sodium ion.sodomizationAn act of sodomy.soften(transitive) To make something soft or softer.softgrain(of bread) Composed of white flour with kibbled grains added for extra texture.softspokenAlternative form of soft-spoken.softwarizationThe use of a software solution, rather than traditional hardware, to solve a problem.soilizationThe process of making something soil.sojornMisspelling of sojourn.sojournA short stay somewhere.sojurnMisspelling of sojourn.sokemanAlternative form of socman.soken(historical) The ancient right (usually conferred by royalty) to hold a local court of justice and levy specific fees and fines.sokobanA video game whose gameplay consists of solving puzzles by pushing blocks in a grid.solabegron(organic chemistry, pharmacology) A drug that acts as a selective agonist for the β3 adrenergic receptor.solaninAlternative form of solanine.solanorubin(organic chemistry, archaic) Synonym of lycopene.solarisationAlternative spelling of solarization.solarizationExposure to the rays of the sunsolationThe liquefaction of a gel to form a sol.soldan(now rare, historical) The ruler of a major Muslim state in the Middle Ages, especially the Sultan of Egypt.solemn(religion, specifically Christianity) Of or pertaining to religious ceremonies and rites; (generally) religious in nature; sacred.solemnisationAlternative form of solemnization.solemnizationThe performance of a ceremony (in an appropriate and solemn manner), such as performing a marriage.solen(medicine) A cradle, as for a broken limb.solenacean(zoology) Any member of several species of marine bivalve shells belonging to the family Solenidae.solenodonAny of the family Solenodontidae of small nocturnal, burrowing, insectivorous mammals, with a long snout and venomous saliva.solenopsin(biochemistry, organic chemistry) An alkaloid, with chemical formula C₁₇H₃₅N, that is considered the primary toxin in fire ant venom and that inhibits angiogenesis via the phosphoinositol-3 kinase signaling pathway.solicitationthe action or instance of soliciting; petition; proposalsolidificationThe action of solidifying.solifaction(chemistry) making solid or with an end result that is solid.solifenacinA urinary antispasmodic of the antimuscarinic class.solifidianA person who believes that faith alone (as opposed to good deeds) brings salvation.solifluction(geology) Soil creep caused by waterlogged soil slowly moving downhill on top of an impermeable layer.solion(electronics, historical) An electrochemical device of the 1950s, intended to replace the transistor in certain situations, and using ions rather than electrons to carry electrical charge.solitarian(obsolete) A hermit; one who is solitary.solitarization(biology) Conversion to a solitary lifestylesolithromycin(pharmacology) A fluoroketolide antibiotic.soliton(physics, mathematics) A solitary wave which retains its permanent structure after interacting with another soliton.solitudinarian(archaic) One who remains solitary.solmisationMnemonic association of syllables with musical scale degrees.solmizationAlternative spelling of solmisation.solnAbbreviation of solution.solonA wise legislator or lawgiver.solopathogenA solopathogenic organismsolubilisationAlternative form of solubilization.solubilizationThe act of solubilizing something, of rendering it soluble.solublisationMisspelling of solubilisation.solution(physical chemistry) A homogeneous mixture, which may be liquid, gas or solid, formed by dissolving one or more substances.solutionizationThe act of solutionizing; the process of converting a metal alloy into a solid solution by a heat treatment.solvation(chemistry) An association, or a reaction, of a solute with a solvent.solvatisationAlternative form of solvatization.solvatizationSynonym of solvation.solvsolitonAn expanding Ricci soliton on a solvmanifold.somalinA particular steroid glycoside.soman(chemistry, military) The nerve gas O-pinacolyl methylphosphonofluoridate, used as a chemical weapon.somapacitanA growth hormone medication.somatisationAlternative form of somatization.somatization(medicine) The generation of physical symptoms of a psychiatric condition such as anxietysomatocrinin(biochemistry) A hormone, produced in the hypothalamus, that promotes the secretion of growth hormones.somatolactin(biochemistry) A protein related to somatotropin and prolactinsomatoliberin(biochemistry) Somatocrinin.somatomammotropinA polypeptide placental hormonesomatomedin(biochemistry) Any of a group of peptides which mediate the action of somatotropin on cartilage.somatoperceptionsomatosensory perceptionsomatorelin(pharmacology) A diagnostic agent for determining growth hormone deficiency.somatorepresentationsomatosensory representationsomatosensationA somatosensory sensationsomatostainMisspelling of somatostatin.somatostatin(biochemistry) A cyclopeptide hormone, secreted by the pancreas, that inhibits the production of certain other hormonessomatotrophinAlternative spelling of somatotropin.somatotropin(biology, medicine) Synonym of growth hormone.somatrogonA medication for the treatment of growth hormone deficiency.somatropinA pharmaceutical preparation of human growth hormone (human somatotropin), today invariably a recombinant version.somenThin, white noodles usually served cold with sauce for dipping.somewhen(rare, nonstandard) at some time; indefinitely; some time or other, sometimesomnambulation(rare) The phenomenon of sleepwalking.somonAlternative form of sum (“Mongolian administrative division”), particularly in relation to Buryatia, Russia.somphospondylanAny titanosauriform sauropod of the clade SomphospondylisomphospondylianAny of a group of dinosaurs, of the clade Macronaria, that are not also members of the family Brachiosauridae; they include the members of Euhelopodidae, Chubutisaurus and Titanosauriasompoton(music) A woodwind instrument made of bamboo, used by indigenous people in Borneo.somyeonA kind of Korean noodle made with wheat flour.sonOne's male offspring.sonarmanOne who operates and repairs sonar equipment.sonationThe making of a sound (especially by a bird)sonchifolin(organic chemistry) A particular melampolide.songbunA system of ascribed status in North Korea, based on one's political, social, and economic background and the behaviour of relatives.songmanA singer, especially a singer of songs; a gleeman.sonicationThe process of disrupting or homogenizing something, usually a chemical solution or biological medium, with sound waves.sonifaction(entomology) The production of sound by insects (typically by stridulation).sonificationThe process of sonifying.sonofusionA nuclear fusion reaction hypothesized to occur during sonoluminescence.sonoinversionA medical technique of delivering sound waves to the cochlea through the round window.sonopermeabilizationpermeabilization by means of ultrasoundsonoporation(biology) The use of ultrasound to modify the permeability of cell plasma membranes.sonorisationAlternative spelling of sonorization.sonorization(phonetics, of a consonant) increase in sonority; act of sonorizingsonosensitizationThe sensitization to the effects of sound.soonShort in length of time from the present.sooten(transitive) To cover with soot; make sootysooterkinA mouse-like creature which, according to folklore, Dutch women who sit over stoves give birth to.soothen(transitive) To make comforted; cause to feel soothed; to ease, relieve, or alleviatesophisticationEnlightenment or education.sophophoranAny drosophilid of the subgenus Sophophorasophoradin(organic chemistry) An isoprenyl chalconoid found in the herb Sophora tonkinensis.sophorin(biochemistry) Synonym of rutin.sophron(in Ancient Greek philosophy) Of a sound and well-balanced mind; moderate, prudent, sensible, reasonable.sopition(obsolete) The act of putting to sleep.sorbicillin(organic chemistry) The sorbicillinoid 2E,4E)-1-(2,4-dihydroxy-3,5-dimethylphenyl)hexa-2,4-dien-1-onesorbin(organic chemistry) An unfermentable sugar, isomeric with glucose, found in the ripe berries of the rowan tree, or sorb.sorbitan(chemistry) a dehydration product of sorbitol having a tetrahydrofuran ring and four hydroxy groups; it is used in the manufacture of emulsifierssorbitisationAlternative form of sorbitization.sorbitization(metallurgy) The process of sorbitizing, especially in the hardening of metal by interrupted quenching.sordarin(organic chemistry) Any of a certain group of tetracyclic glycosidic antifungal agentssorehon(historical, Ireland) A kind of servile tenure in Ireland which required the tenant to maintain his chieftain gratuitously whenever he wished to indulge in a revel.soricidinA paralytic oligopeptide present in the saliva of some shrews of the family Soricidaesorn(Scotland, intransitive, dated) to impose upon another for food and lodging.sorobanA Japanese abacus derived from the Chinese suanpan.sororin(biochemistry) A phosphoprotein that regulates sister chromatid cohesionsorption(sciences) Either of the processes of absorption and adsorption; sorbing.sortation(uncountable) The use of any process of sorting.sortilin(biochemistry) Any of a group of membrane glycoproteins that regulate cardiovascular activitysortitionSelection by drawing lots.sotagliflozinAn inhibitor of glucose transporters used as a drug to counter diabetessotolon(organic chemistry) A lactone and extremely powerful aroma compound, which smells of fenugreek or curry at high concentrations and maple syrup or caramel at lower concentrations.sotrastaurinA protein kinase C inhibitor.souanpanAlternative form of suanpan.souganAlternative form of soogan.soundman(cinematography) A technician who works with the sound recording and sound effects for films and television.soundmenplural of soundmansoundperson(uncommon) An audio technician.soundwomanA female audio technician or soundman.soupconAlternative spelling of soupçon.soupfinThe school shark.soupspoon(cooking) A soupspoonful.souren(ambitransitive, obsolete) To make or become sour.souterrain(archaeology) An underground chamber or passage sometimes used as a store, especially one associated with Iron Age settlements.southeasternOf or pertaining to the southeast.southernOf, facing, situated in, or related to the south.southernificationThe process by which a place begins to resemble the American South.southernisationAlternative spelling of southernization.southernizationThe process of southernizing.southron(Scotland, uncommon) Synonym of Lowlander: a Scottish person from the low lands south of the Highlands.southwesternOf or pertaining to the southwest.souverain(historical) A gold coin of several former polities of the Netherlands.soveraignObsolete form of sovereign.sovereignExercising power of rule.sovietizationAlternative letter-case form of Sovietization.sovranArchaic spelling of sovereign.sowkin(archaic) A little soul.sownpast participle of sowsoxhlationextraction by means of a Soxhlet extractorsoyabeanAlternative spelling of soy bean.soyasaponinAny of a family of triterpene glycoside saponins found in soybeans.soybeanA legume plant (Glycine max), commonly cultivated for human and animal consumption and as a nitrogen-fixing ground cover.soystatin(biochemistry) A soya protein that lowers blood cholesterolsozinAlternative form of sozine.spaceflownflown on a spaceflightspacekinA type of otherkin that identifies as an astronomical body.spaceman(informal, childish) An astronaut, often a male astronaut.spacemenplural of spacemanspacewomanA female astronaut.spacializationMisspelling of spatialization.spadassina fighter, duelist.spademanAlternative form of spade man.spadesmanA man who uses a spade or shovel.spadroonA single-handed, lightweight sword.spaeman(Scotland, archaic) prophet; divinerspaewomanA female prophet or diviner.spafloxacinMisspelling of sparfloxacin.spaghettification(astrophysics) The gravitational stretching of objects into long, thin shapes, usually near a black hole.spallation(engineering, materials science) Fragmentation due to stress or impact, or any pattern of surface damage created thereby.spalpeen(Ireland, ethnic slur) A poor migratory farm worker in Ireland, often viewed as a rascal or mischievous and cunning person.spammation(slang) The act of spamming; a body of spam textspanThe full width of an open hand from the end of the thumb to the end of the little finger used as an informal unit of length.spanin(biochemistry) Any of a particular class of cytoplasmic lysis proteinsspaniolitmin(chemistry) A particular fraction of litmus.spankavision(slang) audiovisual pornographic materialspantoonAlternative form of spontoon.sparatoxinAny of a group of toxins produced by huntsman spiderssparfloxacin(pharmacology) A particular fluoroquinolone antibiotic.spargefaction(obsolete, rare) The act of sprinkling.sparken(ambitransitive) To spark or ignite in sparkssparklemuffin(informal) A peacock spider, Maratus jactatus.sparsen(rare, ambitransitive) To make or become sparse.sparsentan(pharmacology) An antagonist to endothelin receptor type A and angiotensin II receptor type 1, used in the treatment in primary immunoglobulin A nephropathy.sparsificationThe act of making something more sparse, especially a graph.sparsomycin(pharmacology) A chemical compound, initially discovered as a metabolite of the fungus Streptomyces sparsogenes, that inhibits protein synthesis.sparstolonin(organic chemistry) An isocoumarin polyphenol, present in some Chinese herbs, that has antiinflammatory actionspartanAustere, frugal, characterized by self-denial.spasmogen(pharmacology) A substance which induces spasms.spasmolytinSynonym of adiphenine.spasmotoxin(organic chemistry, archaic) An alkaloid, found in cultures of the tetanus bacillus, that induces violent convulsions.spastin(biochemistry) A protein, related to katanin, mutations of which lead to spastic paraplegiaspastizin(biochemistry) A protein, characteristic of spastic paraplegia, that mediates autophagic lysosome reformationspatacsinA protein encoded in humans by the SPG11 gene, of uncertain function.spatialisationAlternative form of spatialization.spatializationThe act or process of spatializing.spatulationThe act of mixing something with a spatula, either manually or automatically.spavinA disease of horses caused by this bony swelling (etymology 1, noun sense 1.1).spawn(transitive) To produce or deposit (eggs) in water.speanArchaic form of spane.spearfishermanA male spearfisher.speargunA tube-shaped gun that fires a barbed spear, almost always for underwater use.spearmanOne who uses a spear; a soldier or warrior who fights with a spear; a person who hunts with a spear.spearmenplural of spearmanspearsmanAlternative form of spearman.spearwomanA female warrior who fights with a spear.specialisationNon-Oxford British English standard spelling of specialization.specializationThe act or process of specializing.speciation(taxonomy) The process by which new distinct species evolve.specificationAn explicit set of requirements to be satisfied by a material, product, or service.specimenAn individual instance that represents a class; an example.specinomycinMisspelling of spectinomycin.speckilationPronunciation spelling of speculation.spectation(archaic, rare) Regard; aspect; appearance.spectinomycin(pharmacology) An aminocyclitol antibiotic produced by the bacterium Streptomyces spectabilis.spectrahedron(mathematics) The intersection of the cone of positive semidefinite matrices with an affine-linear spacespectraplakin(biochemistry) Any of a group of exceptionally long, intracellular proteins that have the rare ability to bind to all three cytoskeletal elements: actin, microtubules, and intermediate filamentsspectrin(biochemistry) A contractile protein found on the surface of the membranes of blood cellsspectromodulation(physics) The modulation of a spectrumspectrotronA frequency-harmonic element with many stable states.specularizationThe act or process of specularizing.speculationThe process or act of thinking or meditating on a subject.speechification(derogatory or humorous) The act of speechifying, making something into a speechspeedboatmanA man who operates a speedboat.speedrun(ambitransitive) To perform or create a speedrun.spelaeancave-dwellingspelaeogriphaceanAny crustacean, of the order Spelaeogriphacea, that inhabit cavesspeldrin(Scotland) Alternative form of speldring.speldron(Scotland) Alternative form of speldring.speleanAlternative form of spelaean.spelicanAlternative form of spilikin.spellathon(chiefly Australia, New Zealand) A spelling bee held to raise money for charity.spelldownA type of spelling bee in which participants sit down as they are eliminated.spellicanAlternative form of spillikin.speltermanA person involved in the manufacture of spelter (type of metal).spelunceanOf or relating to spelunking, the exploration of underground caverns.spendathon(informal, economics) A period of intense spendingspermadhesin(biochemistry) Any of a family of proteins associated with the surface of sperm cells of some mammalsspermageddonAlternative letter-case form of Spermageddon.spermagglutinationagglutination of spermspermatin(archaic, biochemistry) A substance allied to alkali albumin and to mucin, present in semen, to which it is said to impart the mucilaginous character.spermatizationThe process, or the result of spermatizingspermatoon(biology) A spermoblast.spermatotoxinAny spermatotoxic substance.spermatoxinAlternative form of spermatotoxin.spermatozoanOf or pertaining to spermatozoa.spermatozoon(cytology) A reproductive cell or gamete of a male, carried in semen, that fertilizes an ovum to produce a zygote.spermiation(biology) The release of mature spermatozoa from Sertoli cellssperminAlternative form of spermine.spermotoxinAlternative form of spermatotoxin.speuchanAlternative form of spleuchan.spewnThat has been spewedsphacelation(archaic, medicine) The process of becoming or making gangrenous; mortification.sphaerophorin(organic chemistry) An organic compound found in some lichens.sphaleron(physics) The particle-like solution to an electroweak field equation.sphenacodontian(zoology) Any synapsid of the clade Sphenacodontia.spheniscan(zoology, rare, archaic) Any banded penguin of genus Spheniscussphenobasion(anatomy) The midline point on the spheno-occipital synchondrosis.sphenodontianAny lizard-like reptile in the rhynchocephalian suborder Sphenodontia, whose only living representatives are the tuataras.sphenosuchian(zoology) Any crocodylomorph of the Sphenosuchia.spherationThe process of becoming spherical.sphericalizationConversion to a spherical formsphericon(geometry) A solid constructed by slicing a bicone with 90-degree apices through a plane containing both of them, rotating one half by 90 degrees, and reconnecting them; the resulting shape has a single continuous face, and two edges.spherificationThe process of forming something into a sphere or spheres.spherisationAlternative spelling of spherization.spherizationThe process of spherizing.spheroidin(biochemistry) A protein present on the surface of some poxvirusesspheroidizationThe process of spheroidizing.spheronisationAlternative form of spheronization.spheronizationThe formation of pellets into spheroidsspheropolygon(mathematics) Synonym of spheropolyhedron.spheropolyhedron(mathematics) A polyhedron that approximates to a spherespherulin(medicine) An antigen, is derived from the fungus Coccidioides, used as coccidioidin.sphingianAlternative form of sphinxian.sphingofungin(organic chemistry) Any of a family of antifungal agents that are complex derivatives of long-chain amino acidssphingomyelin(organic chemistry) a phospholipid, derived from sphingosine and choline, found in nerve tissuesphinxianOf or relating to the mythological sphinx.sphondin(organic chemistry) A furocoumarin found in Heracleum maximum.spicen(transitive) To make spicy, or to spicespiculation(pathology) A spiculated nodule or tumorspiderman(informal) A steeplejack.spidroin(biochemistry) The main type of protein in spiders' dragline silk.spiegeleisenA ferromanganese alloy containing approximately 15% manganese and small quantities of carbon and silicon.spifflicationAlternative spelling of spiflication.spiflication(rare, obsolete) The act of spiflicating, or the state of being spiflicated; annihilation.spikehornA deer whose antlers do not branch.spikeinAlternative form of spike-in.spiketrainA series of related spikes (typically on a graph or an oscilloscope)spilikinA small peg used for playing a game or for keeping score, as in cribbage.spillikenAlternative form of spilikin.spillikinOne of the straws (or small pieces of wood, ivory, etc.) used in the game of jackstraws or spillikins.spin(ergative) To rotate, revolve, gyrate (usually quickly); to partially or completely rotate to face another direction.spinacetin(organic chemistry) A methylated flavonol present in spinachspinalizationsurgical severing of the spinal chordspinathon(slang, rare) A long period of spinning.spination(zoology) The distribution of spines on an organism.spindlehornSynonym of saola (Pseudoryx nghetinhensis)spindown(computing, astronomy) A reduction in spin speed (of a hard disk, pulsar etc)spinfectionViral infection by means of centrifugation.spinicaudatanAny of the order Spinicaudata of clam shrimps.spinikenAlternative form of spinniken.spinniken(UK, obsolete, slang) A workhouse.spinoculationcentrifugal inoculation (of cell cultures)spinofectionAlternative form of spinfection.spinon(particle physics) One of three kinds of quasiparticle (the others being the holon and orbiton) that electrons in solids are able to split into during the process of spin–charge separation, when extremely tightly confined at temperatures close to absolute zero.spinophilin(biochemistry) A regulatory subunit of protein phosphatase-1 catalytic subunit, highly enriched in dendritic spines.spinophillinMisspelling of spinophilin.spinosynAny of a family of polyketide, tetracyclic macrolide pesticides of bacterial origin.spinpolarizationAlternative form of spin polarization.spintrianOf or pertaining to sex or fornication (especially homosexual) between three or more people.spinulationThe formation of spinulesspiralian(zoology) Any animal belonging to the superphylum Spiralia, known for their spiral cleavage pattern.spiralin(biochemistry) A mycoplasmal membrane lipoproteinspiralizationthe act of forming into a spiralspiramycin(pharmacology) A macrolide antibiotic used to treat toxoplasmosis.spiran(organic chemistry) Any of a class of bicyclic hydrocarbons in which a carbon atom has two single bonds in each of two rings; a form of spiro compoundspirantisationAlternative spelling of spirantization.spirantization(uncountable, phonology) (of a consonant) becoming a spirant (fricative) soundspiration(theology) The procession of the Holy Ghost.spirilloxanthin(organic chemistry) The carotenoid (4E,6E,8E,10E,12E,14E,16E,18E,20E,22E,24E,26E,28E)-2,31-dimethoxy-2,6,10,14,19,23,27,31-octamethyldotriaconta-4,6,8,10,12,14,16,18,20,22,24,26,28-tridecaene present in the photosynthetic bacterium Rhodospirillum rubrumspiriten(ambitransitive, dialect) To endue, enliven, or raise the spirit of; liven.spiritizationThe process or result of spiritizing.spiritmanAlternative form of spirit man.spiritualisation(British spelling) Alternative form of spiritualization.spiritualizationThe act of spiritualizing.spirochetolysinAn agent (substance) that performs spirochetolysis, that is, one that lyses spirochetes.spirocyclization(organic chemistry) cyclization to form a spiro compoundspirodiclofen(organic chemistry) The acaricide and insecticide 3-(3,5-dichlorophenyl)-2-oxo-1-oxaspiro[4.5]dec-3-en-4-yl 2,2-dimethylbutanoatespirohydantoin(organic chemistry) Any of a family of spiro compounds derived from hydantoin.spiroketalization(organic chemistry) Modification to form a spiroketalspiromesifen(organic chemistry) The insecticide [2-oxo-3-(2,4,6-trimethylphenyl)-1-oxaspiro[4.4]non-3-en-4-yl] 3,3-dimethylbutanoatespiroplatin(pharmacology) A particular platinum compound used in medicine.spiropyran(organic chemistry) Any spiro compound in which one of the rings is a pyranspirostan(organic chemistry) The steroid 16,22:22,26-diepoxycholestane or any of its derivativesspirotricheanRelating to the spirotrichsspiroxepin(pharmacology) An antidepressant drug.spiruchostatinAny of a group of depsipeptides found in Pseudomonasspirurian(zoology) Belonging to the nematode subclass Spiruria.spitoonAlternative spelling of spittoon.spitpoison(obsolete, rare) A calumniator.spittoonA receptacle for spit (saliva); especially, one used by people using chewing tobacco or snuff.splain(informal, dialectal) Apheretic form of explain.splanchnoskeleton(anatomy) That part of the skeleton connected with the sense organs and the viscera.splashdownThe act of landing in water, as by a space capsule or rollercoaster.splattergunAlternative form of splatter-gun.spleenA fit of immoderate laughter or merriment.splenisationBritish standard spelling of splenization.splenization(medicine) A morbid state of the lung produced by inflammation, in which its tissue resembles that of the spleen.splenotoxinAny substance that is toxic to the spleen.spleuchan(archaic, Scotland) A pouch, especially for tobacco or money.spleughanAlternative form of spleuchan.spliceostatinAny of a class of cytotoxic agents that function via inhibition of the spliceosomesplitfinAny fish in the freshwater cyprinodontid family GoodeidaesplitomicinThe biochemically active lactone 1,2-dihydro-3H-naphtho[2,1-b]pyran-3-onesplitscreenAlternative spelling of split screen.splosion(pronunciation spelling) Alternative form of 'splosion.spn(cryptography) Initialism of substitution-permutation network.spodopteranAny moth of the genus Spodoptera.spodoptericinA defensin present in moths of the genus Spodoptera infected with bacteriaspoilationA spoiling or ruining; destruction.spoileron(aviation) A spoiler panel which is extended on one wing of an aircraft in order to decrease the lift and increase the drag generated by said wing, rolling and yawing the aircraft towards that wing.spoilervirgin(fandom slang) A person who seeks to avoid spoilers for a work of fiction.spoilsman(US) A politician who serves only for a share of the spoils.spokenExpressed in speech.spokesmanOne who speaks as the voice of another person or a group of people.spokesmenplural of spokesmanspokesorganA publication that officially represents an organization or community.spokespersonA person who acts as the voice of another person or a group of people.spokestoon(television) A preestablished cartoon character licensed to endorse a product.spokeswomanA woman who speaks as the voice of a group of people.spokeswomenplural of spokeswomanspoliationThe action of destroying or ruining; destruction, ruin.spoligopatternA pattern of spoligotypes.sponcon(informal, marketing, neologism) Advertisements, particularly in social media, misleadingly styled or presented similarly to non-advertising content such as editorials or magazine articles.spondin(biochemistry) Any of a group of proteins that are involved in axon guidance.sponginA horny, sulfur-containing protein, related to keratin, that forms the skeletal structure of certain classes of sponges. A proteinaceous compound of which the spicules in Demospongiae are composed.spongiopilin(medicine, dated) A kind of cloth interwoven with small pieces of sponge and rendered waterproof on one side by a covering of rubber. When moistened with hot water it is used as a poultice.spongistatin(organic chemistry) Any of a class of complex marine macrolide spiroketals that have antitumour activitysponinMisspelling of saponin.sponsionThe act of becoming surety for another.sponson(nautical, aviation, military) A projection from the side of an aircraft, watercraft, or land vehicle.spontoonA pointed weapon similar to a pike.spooldown(aviation) The process of reduction of the rotational speed of a turbine engine, causing a reduction in thrust.spoonAn implement for eating or serving; a scooped utensil whose long handle is straight, in contrast to a ladle.sporamin(biochemistry) A storage protein found in the tubers of sweet potatosporangin(biochemistry) An enzyme associated with the development and release of sporangiasporidesmin(biochemistry) Any of a class of indoles that are mycotoxins.sporification(biology) The formation of spores.sporopollen(botany) pollen composed of sporessporopollenin(botany) A combination of biopolymers, observed in the exine layer of the spore and pollen wall.sporozoanAny of many parasitic protozoans, of the class Sporozoa, that reproduce alternately sexually and asexually via spores; they are responsible for diseases such as malariasporozoonObsolete form of sporozoan.sporranA small pouch, usually made of either fur or plain or fur-trimmed leather, which is worn, suspended from a belt or chain, on the front of a kilt and used to hold various items normally carried in trouser pockets.sporterisationAlternative form of sporterization.sporterizationThe process or the result of sporterizing.sportfishermanA person who participates in sportfishing.sportificationAlternative form of sportsification.sportsfishermanAlternative form of sportfisherman.sportsificationThe treating of a subject like sports; overemphasizing competition in an unnecessary way.sportsman(UK) A man who engages in sports; an athlete.sportsmenplural of sportsmansportspersonSomeone who plays sport, regardless of gender.sportswoman(UK) A woman who engages in sports; a female athlete.sportswomenplural of sportswomansporulationThe process of a bacterium becoming a spore.spositron(physics) The supersymmetric partner of a positron.spotcleanAlternative form of spot-clean.spotfin(often attributive) Any of various fish with spotted fins.spousification(parenting) Treatment of one's child in a way considered more proper to a spousal relationship.sprainThe act or result of spraining; lameness caused by sprainingspreadation(archaic, informal) A banquet; a rich spread of food.sprengerininA particular steroid glycoside.spreonA hypothetical supersymmetric partner to the preon, in supersymmetric preon theories.spriferminhuman recombinant FGF18, as a candidate drug to treat knee osteoarthritissprigganIn Cornish folklore, a malicious spirit in the form of a wizened old man.sproutarianA person whose diet consists largely of sprouted seeds, fruits and raw vegetables.sprucen(usually with up) To arrange neatly; tidy up.sprucificationThe process of sprucifying.spudcanA conical structure at the base of a jack-up oil rig, providing stability.spumellarianAny radiolarian of the order Spumellaria.spumigin(biochemistry) Any of a group of peptides that are protease inhibitorsspunsimple past and past participle of spinspunion(slang, derogatory) A person who is spun out, most often as a result of excessive drug use.spurion(physics) A theoretical particle used in a Lagrangian function to balance its symmetry.spurn(ambitransitive) To reject disdainfully; contemn; scorn.sputationThe act of spitting; expectoration.sputcheon(chiefly historical) The metal lining of a scabbard's mouth.squadron(military, historical) A body of cavalry comprising two companies or troops, averaging from one hundred and twenty to two hundred soldiers.squalenoylation(organic chemistry) Reaction with a squalenoyl groupsqualestatin(organic chemistry) Any of a group of fungal inhibitors of carotenoid biosynthesissqualodon(paleontology) Any of a genus of extinct whales with serrated teeth, belonging to the family Squalodontidae.squamation(zoology, uncountable) The condition or character of being covered with scales.squamatization(biology) The formation of squamous cells.squamosin(organic chemistry) An acetogenin found in Annona squamosa.squamulation(zoology) The condition of being squamulate; the presence of small scales.squanderationThe act or process of squandering; the state or quality of being squandered; dissipation; wastefulness.squareman(UK) A stonecutter.squarsonA squire who is also the local rector.squassationA variant of the strappado in which the victim's ankles are also tied with heavy weights attached.squawmanAlternative form of squaw man.squawmenplural of squawmansqueegeemanA man who uses a squeegee, especially for cleaning windowssquillion(slang, used hyperbolically) A very large, unspecified number (of).squireen(originally Ireland) A minor squire; a small landowner.squitten(informal) A cat with a genetic deformity which causes a partial formation or complete absence of the radius bone, making it resemble a squirrel.stabilisationNon-Oxford British English standard spelling of stabilization.stabilization(uncountable) The process of stabilizing.stablecoinA cryptocurrency with price stability by design, often pegged to a stable asset such as the US dollar.stablemanA person employed to take care of horses in a stable.stablemenplural of stablemanstablewomanA female attendant in a stable, looking after the horses.stabulation(obsolete) The act of stabling or housing animals.stacationAlternative spelling of staycation.stachylysinA hemolysin produced by the fungus Stachybotrys chartarumstadionSynonym of stadium (“Ancient Greek racecourse”).stadtholderianOf or relating to a stadtholder.staffmanA workman employed in silk throwing.staffpersonA staff member.stagecoachman(historical) A man who drives a stagecoach.stagecoachmenplural of stagecoachmanstagecraftsmanA person having the skill of stagecraft.stagemanA member of the film crew who prepares the stage.stagflation(economics) Prolonged high inflation accompanied by stagnant growth, often with recession and high unemployment.staghorn(uncountable) The antlers of a stag when used to make handles etc.stagnation(uncountable) The state of being stagnant; (countable) an instance of this.stagskinThe skin of a stag.stainA discolored spot or area caused by spillage or other contact with certain fluids or substances.staithman(UK) A man employed in weighing and shipping at a staith.stakeswin(horse racing) A win at a stakes racestalinization(politics) The process of stalinizing.stallation(obsolete) installation (as of a person into office)stallionAn adult male horse.stallmanA male stallholder, especially one who sells books.stallonA slip from a plant; a scion; a cutting.stambomycinAny of a group of polyketide macrolide antibiotics produced by Streptomyces ambofaciensstamen(botany) In flowering plants, a male reproductive structure in a flower that produces pollen, typically consisting of an anther and a filament.stamin(obsolete) A kind of coarse woollen cloth from England.stan(informal) A country, often ex-Soviet, whose name ends with -stan, such as Turkmenistan, Uzbekistan, or Kazakhstan.stanchionA vertical pole, post, or support.standardisationNon-Oxford British English standard spelling of standardization.standardizationThe process of complying (or evaluate by comparing) with a standard.standdownAlternative spelling of stand-down.standen(obsolete) past participle of standstannation(chemistry) Any metalation reaction involving tin atoms.stannian(mineralogy) Containing tetravalent tin.stanniocalcin(biochemistry) a polypeptide hormone that acts in kidney and gut to regulate calcium and phosphatestannoan(mineralogy) Containing divalent tin.staphopain(biochemistry) Any of a family of endopeptidases present in Staphylococcusstaphostatin(biochemistry) Any of a group of proteinase inhibitors present in StaphylococcusstaphylobactinA siderophore obtained from the bacterium Staphylococcus aureus.staphylococcinAny bacteriocin produced by StaphylococcusstaphyloferrinAny of a class of siderophore antibiotics produced by Staphylococcus aureusstaphylolysinA hemolysin produced by a staphylococcus bacteriastaphylothrombin(biochemistry) A complex formed of coagulase and prothrombinstaphylotoxinAny of various toxins produced by Staphylococcus bacteria.staphyloxanthinA carotenoid pigment produced by some strains of Staphylococcus aureus, which acts as a virulence factor.staplegunAlternative form of staple gun.starbolinAlternative form of starbowline.staredown(idiomatic) A confrontation in which each party waits for the other to yield.stargazin(biochemistry) A brain-specific transmembrane protein associated with a form of epilepsystarken(transitive) To make unbending or inflexible; stiffen; make obstinate.starlitten(archaic or poetic) starlitstarman(science fiction) A spaceman.starn(Scotland, Northern England) A star.starvationA condition of severe suffering due to a lack of nutrition.starven(obsolete) past participle of starvestasidionSynonym of kathisma (“a hinged seat used in monastic churches”).stasimon(drama, Ancient Greek drama) A song of the chorus during a tragedy, continued without the interruption of dialogue or anapaestics.statefunctionwavefunctionstatemanSynonym of statesman.stateprison(US, dated) A prison maintained by the state.statesmanA man who is a leader in national or international affairs.statesmenplural of statesmanstatespersonA politician who is a leader in national or international affairs.stateswomanA woman who is a leader in national or international affairs.stateswomenplural of stateswomanstatherin(biochemistry) A protein that prevents the precipitation of calcium phosphate in saliva, leaving it available for remineralisation of tooth enamelstathmin(biochemistry) A protein that regulates microtubule activitystaticizationThe process of making or becoming static.statin(endocrinology) An inhibiting hormone; a hormone that is involved primarily in inhibiting the release of another hormone.stationA stopping place.statisticalizationA making statistical; application of statistics to something.statisticianA person who compiles, interprets, or studies statistics.statisticizationThe act or process of statisticizing.statutorisationAlternative form of statutorization.statutorization(law) The process of making something statutory.stauromedusanRelating to the order Stauromedusae (stalked jellyfishes).stauropegion(initially) In Eastern Orthodoxy, the placement of a cross by a bishop which symbolises his approval of the construction of a church or monastery on the site the cross is placed.staurosporinAlternative form of staurosporine.staurozoanAny member of the class Staurozoa; a stalked jellyfish.stavesmanAn official bearing a stave or wand.stavropegionAlternative form of stauropegion.stavrotheotokion(Christianity) A hymn to Mary, the Theotokos, that refers to the crucifixion of Christ.staycation(informal) A vacation spent at or close to home.stdin(computing) Standard input: a stream mapped to the primary input device, typically a keyboard.stealthbanSynonym of shadowban.stealthen(transitive, rare) To add stealth to; make stealthysteamboatmanA person employed in the steamboat industry, especially one working on a steamboat.steanA vessel made of clay or stone; a pot of stone or earth.steapsin(biochemistry) A lipase that is secreted from the pancreas to hydrolyse triglycerides to liberate the fatty acids and glycerol.stearoptenAlternative form of stearoptene.stearsmanObsolete form of steersman.steatopygianRelating to steatopygia.steavenAlternative form of steven, perhaps with spelling influence from heaven, leaven, etc.steekanAlternative form of steekkan.steekkan(historical) An old liquid measure used in Amsterdam, approximately 19 litres.steelen(literary, literally or figuratively) Made of steel.steelificationThe process of becoming steel, or an instance of this.steelmanA masculine steelworker.steelmenplural of steelmansteelpan(music, countable) A percussion instrument consisting of a drum made of steel, originally from Trinidad.steenAlternative form of stean.steepen(transitive) To make steeper.steermanAlternative form of steersman.steersman(nautical) One who steers a ship or other vessel; the helmsman.steersmenplural of steersmansteerspersonA steersman or steerswomansteerswomanA woman who steers a craft.stefin(biochemistry) Any of a group of recombinant cysteine protease inhibitorsstegocephalian(zoology) Any amphibian of the clade Stegocephalia.stegodon(zoology) Any member of the extinct genus †Stegodon, related to modern elephants; a stegodont.stegosaurianAny dinosaur of the suborder StegosauriasteinA beer mug, usually made of ceramic or glass.steinkernA fossil formed from sediment that filled a hollow structure such as a shell.stekanAlternative form of steekkan.stellacyanin(biochemistry) Any of a group of metalloproteins containing copperstellation(mathematics) The construction of a stellated polyhedron (or other polytope) by extending edges or planes.stellionA lizard (Laudakia stellio or Stellagama stellio). It is olive-green with small stellate spots, commonly found in the rocky areas around the Mediterranean.stemson(nautical) A piece of curved timber bolted to the stem, keelson, and apron in a ship's frame near the bow.stenAlternative letter-case form of Stenstenodactylin(biochemistry) A highly toxic ribosome-inactivating protein found in the passionflower Adenia stenodactylastenoglossan(zoology) Any marine snail of the suborder Stenoglossa.stenophyllanin(organic chemistry) A particular ellagitannin.stenopodideanAny decapod crustacean of the infraorder Stenopodidea (boxer shrimp)stenothricinA particular peptide antibiotic found in some Streptomyces bacteriastentorian(of a voice) Loud, powerful, booming, suitable for giving speeches to large crowds.stentorin(organic chemistry) A blue or green pigment found in some stentors (the protozoans). It is a photoreceptorstepbairn(UK dialectal, chiefly Scotland, otherwise obsolete) A stepchild.stepbarn(Northern England) Alternative form of stepbairn.stepchildrenplural of stepchildstepcousinA nephew or niece of someone's stepparent; a child of someone's stepaunt or stepuncle (in the sense of a sibling of someone's stepparent).stepdown(of a transformer) Used to decrease the secondary voltage relative to the primary voltage.stepgrandsonThe grandson of one's stepgrandfather's wife or stepgrandmother's husband from previous marriage, or the stepson of one's child.stephanion(anatomy) The point on the side of the skull where the upper temporal line, or upper edge of the temporal fossa, crosses the coronal suture.stephanokontanBelonging to the stephanokonts; stephanokont.steppification(ecology) The process of becoming a steppe.steppogenin(organic chemistry) An organic compound found in the tree Artocarpus dadah.steprelationAnybody in a steprelationship: a stepparent, stepchild, stepsibling, etc.steproninA particular mucolytic.stepsonThe son of one's spouse from a previous relationship.steptavidin(biochemistry) A protein, having a structure containing four cavities, that has a high affinity for biotinstepteenA teenaged stepchild.steradian(geometry) In the International System of Units, the derived unit of solid angle; the solid angle subtended at the centre of a sphere of radius r by a portion of the surface of the sphere that has area r². Symbol: srstercobilin(biochemistry) A tetrapyrrolic bile pigment, one of the end products of heme catabolism, responsible for the brown colour of human faecesstercobilinogen(organic chemistry) A degradation product of bilirubin from which stercobilin is produced by dehydrogenationstercolin(biochemistry, archaic) serolin; stercorinstercorarian(dated, rare) Synonym of stercoranist.stercoration(obsolete) Manuring with dung.stercorin(biochemistry) serolinstereocilin(biochemistry) A protein associated with the stereocilia of the inner ear.stereoconversion(chemistry) The conversion of a stereoisomer into its enantiomer.stereocorrelationThe correlation of features in a pair of stereo images in order to calculate their distancestereodirection(chemistry) The process of stereodirecting.stereodissectiondissection with the help of a stereomicroscopestereofusionThe fusion of a pair of stereoscopic images to form a three-dimensional imagestereogen(chemistry) A stereogenic grouping within a molecule; a stereoelement.stereoinduction(chemistry) The stereocontrol of a reaction as a result of a chiral feature present in the substrate, reagent, catalyst or environment.stereoinversion(chemistry) Any reaction that inverts the chiral centre of a compoundstereoisomerization(chemistry) isomerization between stereoisomersstereoizationThe conversion of a signal or recording to stereo.stereometricianOne who studies or carries out stereometry.stereomotionmotion of an object across the field of view, detected by binocular visionstereomutation(chemistry) Any change in the stereochemical configuration of a moleculestereopticanAlternative form of stereopticon.stereoptician(historical) The person who operates a stereopticon.stereopticonA magic lantern, especially one with two projectors arranged so as to produce dissolving views or combinations of images.stereoresolutionstereoscopic resolution (typically, the resolution of a stereomicroscope)stereovisionThree-dimensional visual perception.sterigmatocystin(organic chemistry) A dermatoxin found in the fungus genus Aspergillus.sterilisationNon-Oxford British English standard spelling of sterilization.sterilization(uncountable) The process of treating something to kill or inactivate microorganisms.sternHaving a hardness and severity of nature or manner.sternmanA person who sits at the stern or rear of a boat.sternopleuronSynonym of katepisternum.sternorrhynchanAny insect of the suborder Sternorrhynchasternson(nautical) The end of a ship's keelson, to which the sternpost is bolted.sternutation(medicine, archaic) A sneeze; sneezing, especially as a symptom.steroleosin(biochemistry) A dehydrogenase, present in oil-bearing seeds, that binds sterolssterolin(biochemistry) Either of two proteins (and associated genes) that regulate sterol absorption and excretion.stetsonAlternative letter-case form of Stetson.stevastelinAny of a family of depsipeptide antibiotics isolated from penicillium fungisteven(now chiefly Northern England, Scotland, otherwise archaic) Voice, especially when loud or strong.stevenin(organic chemistry) The neoflavonoid 6-hydroxy-4-(3-hydroxyphenyl)-7-methoxychromen-2-one.stevvon(Northern England, Scotland, obsolete) To speak (especially loudly) or shout.stewardsman(US, naval, dated) A steward's mate, or mess attendant.stewartanAn extracellular polymeric substance found in Pantoea stewartii subsp. stewartii.stewpan(archaic, cooking) A saucepan used for stewing.stfan(fandom slang, dated) fan of science fictionstfcon(fandom slang, dated) convention of science fiction fans.stian(obsolete) A stye.stibarsen(mineralogy) A trigonal-hexagonal scalenohedral mineral containing antimony and arsenic.stibatian(mineralogy) antimonatianstibian(mineralogy) antimonianstibinin(organic chemistry) An organometallic heterocyclic compound formally derived from benzene by substituting one carbon and hydrogen atom with antimony.stiboan(mineralogy) antimonoanstibophenAn anthelmintic that inhibits phosphofructokinase and is used to treat schistosomiasis.sticharionThe outer clerical garb worn by clergy in the Greek Orthodox Church, corresponding to the alb in Latin-Rite Catholic Churches.sticherarionA hymnbook containing the stichera for the morning and evening services throughout the year.sticheronA hymn, often written in cycles and sung in alternation with psalm verses, used in the Orthodox Church and those Eastern Catholic Churches which follow the Byzantine Rite.sticholysin(biochemistry) Any of a group of cytotoxic proteins found in Stichodactyla helianthus.stickmanA simple drawing of a man with lines to represent limbs and torso.stickpersonA stick figure.stickpin(US) An ornamented pin used to secure a necktie's end flat against the shirt, a tie tack.sticksman(rare) A male drummer.sticktionthe temporary adhesion between a tribometer and a test surface that causes unrealistically high slip resistance readingsstickwomanA simple drawing of a woman with lines to represent limbs and torso.stiction(physics) The static friction that needs to be overcome to enable relative motion of stationary objects in contact.stiffen(transitive) To make stiff.stigmarianRelating to the fossil roots known as Stigmaria.stigmatellin(organic chemistry) A hydroxychromone derivative, present in the myxobacterium Stigmatella aurantica, that inhibits oxidation of cytochrome complexesstigmatisationAlternative spelling of stigmatization.stigmatizationThe process or act of stigmatizing.stilbenolignan(chemistry) A phenolic compound formed from a stilbenoid and a lignan.stilbonematinAny nematode of the subfamily Stilbonematinaestillion(archaic) A stand or rack, especially for casks or vats in a brewery, or less commonly for pottery while drying.stillmanThe person who operates a still (device for distilling liquids).stiltonAlternative form of Stilton (“type of cheese”).stimulationA pushing or goading toward action. [from 16th c.]stimulon(genetics) A system of genes that are regulated by the same stimulusstinkhornAny fungus of the order Phallales, which produce a foul-scented, rod-shaped mushroom.stiparin(biochemistry) A glycoprotein, present in sea cucumber dermis, that aggregates collagen fibrilsstipulationThe act of stipulating; a contracting or bargaining; an agreement.stnAbbreviation of station.stochastizationConversion to stochastic formstockhorn(music) An old musical instrument, the pibgorn.stockmanA man who raises or looks after livestock.stockmenplural of stockmanstockpersonA stockman or stockwomanstockwomanA female stockman.stoichedon(epigraphy) Text written such that the letters are arranged as rows and columns within a grid arrangement.stoirinAlternative form of storeen.stolenpast participle of stealstollenA traditional German cake eaten at Christmas time, made with nuts, raisins and other dried fruits.stoln(poetic) Obsolete form of stolen.stolon(botany) A shoot that grows along the ground and produces roots at its nodes; a runner.stoloniferan(zoology) Any octocoral of the suborder Stolonifera.stolpersteinA small, cobblestone-sized memorial for an individual victim of Nazism.stomatin(biochemistry) An erythrocyte membrane protein.stoneman(mining, historical) A miner who makes excavations in hard strata other than coal.stonemartenAlternative form of stone marten.stonemasonOne who works in stone.stonen(archaic) Consisting or made of stone.stonustoxinA toxin, related to perforin, present in stonefish.stopcodonAlternative form of stop codon.stopsignAlternative form of stop sign.storeen(Ireland) Darling.storehousemanSynonym of storeman.storemanA warehouseman.storesmanSynonym of storeman.storewomanA warehousewoman.storiationA decoration with scenes telling a story, usually from history or mythology.storificationThe process of storifying (narrating or describing in a story).storinAlternative form of storeen.storymanOne who writes the storyline for an animated cartoon.stotinA former currency unit of Slovenia, one hundredth of a tolar.stouten(ambitransitive) To make or become stout or stouter; to gain in size or weight; fatten up.stovainThe hydrochloride of the benzoyl ester of 1-(dimethylaminomethyl)-1-methyl propanol, used, in solution with strychnine, as a local anaesthetic.stovenpast participle of stavestowdown(nautical, obsolete) The placing away in casks or tanks of the oil obtained in whaling.strahlstein(mineralogy) actinolitestraighten(transitive) To cause to become straight.straighthorn(paleontology) An orthoceras.straightsplain(colloquial, derogatory, chiefly Internet) To explain LGBT issues, people or behavior to someone who is not of a heterosexual orientation (i.e. an LGBT individual) in a condescending manner, presuming the listener's inferior understanding.strain(biology) A particular variety of a microbe, virus, or other organism, usually a taxonomically infraspecific one.straitenTo make strait; to narrow or confine to a smaller space.stramazonAlternative form of stramazoun.stramazoun(obsolete) A direct descending blow with the sword edge.strangulationThe act of strangling or the state of being strangled.strangullion(obsolete) Synonym of strangury.strapdown(aviation) An inertial navigation system that eliminates the gimbal in favour of a lightweight digital computer having sensors that are simply strapped to the vehicle.straponAlternative spelling of strap-on.strategian(archaic or non-native speakers' English) A strategist.strategizationThe formulation of a strategy.stratificationThe process leading to the formation or deposition of layers, especially of sedimentary rocks.stratifin(biochemistry) A protein found in stratified keratinizing epithelial cells.strawen(archaic) Made of straw.strawmanAlternative spelling of straw man.strawmenplural of strawmanstrawnAlternative spelling of strawen.strawperson(rare) Synonym of strawman.strawwoman(rare) A false caricature of a woman.streaken(ambitransitive) To mark or become marked with streaks.streamribbonA flat, locally two-dimensional) streamsurface.streedhanAlternative form of stridhana.streichmelodionA type of bowed zither, similar in shape to a viola.streightenArchaic spelling of straighten.strengthen(transitive) To make strong or stronger; to add strength to; to increase the strength of; to fortify.strepadhesinThe adhesin of streptococcusstrepavidinAlternative form of streptavidin.strepozotocinMisspelling of streptozotocin.strepsipteran(zoology) An insect of the order Strepsiptera.streptactinA synthetic oligopeptide that has properties similar to streptavidinstreptamycinMisspelling of streptomycin.streptavadin(biology) A peptide used, along with biotin, in the sequencing of RNA.streptavidin(biochemistry) A tetrameric protein purified from Streptomyces avidinii that binds very tightly to the vitamin biotinstreptinA peptide antibiotic obtained from a genus of StreptomycesstreptoavidinAlternative form of streptavidin.streptobactinA siderophore present in the actinomycete Streptomycesstreptochlorin(organic chemistry) The antifungal alkaloid 4-chloro-5-(1H-indol-3-yl)oxazole present in a marine StreptomycesstreptococcinAny of a family of antibiotics produced by various strains of StreptococcusstreptograminAny member of a class of antibiotics that are effective in the treatment of vancomycin-resistant bacteria.streptogrisin(biochemistry) Any of a group of proteases present in Streptomyces griseusstreptolydiginA particular antibiotic.streptolysinAny of various exotoxins that destroy red blood cells by breaking their membranes, and are produced by certain strains of streptococcusstreptomonomicin(biochemistry) A particular lasso peptide, found in a halophilic actinomycete, that has antibiotic activitystreptomycin(pharmacology) An aminoglycoside and bactericidal antibiotic C₂₁H₃₉N₇O₁₂ that is produced by a soil actinomycete (Streptomyces griseus), is active against many bacteria, and is administered via intramuscular injection especially in the treatment of infections by gram-negative bacteria. It was the first drug to be successful against tuberculosis but is now chiefly used with other drugs because of its toxic side effects.streptonigrinA particular antibiotic with anticancer activity.streptorubinAny of a group of antibiotics related to prodigininestreptothricinAny of various antimicrobial agents produced by Streptomyces bacteria.streptovaricinAny of a group of structurally-related macrolide antibiotics of the ansamycin class.streptovidinMisspelling of streptavidin.streptozocinA particular nitrosurea used in chemotherapy.streptozoticinA particular drug used to treat cancer of the pancreas.streptozotocinA naturally-occurring chemical that is particularly toxic to the insulin-producing beta cells of the pancreas in mammals, used to treat certain cancers.strepzotocinMisspelling of streptozotocin.stretchermanA male stretcher-bearer.strewnCovered, scattered or overspread with objects.striatin(biochemistry) A calmodulin-binding proteinstriationThe action of marking with a stria.strickenStruck by something.stricten(ambitransitive, rare) To make or become strict; tightenstrictification(mathematics, category theory) ??Replacement of coherent isomorphisms by equalities.strictinin(organic chemistry) A particular ellagitannin.strictionThe act of constricting, or the state of being constricted.stridden(British) past participle of stridestridhanAlternative form of stridhana.stridulationA high-pitched chirping, grating, hissing, or squeaking sound, as male crickets and grasshoppers make by rubbing certain body parts together.strigulation(zoology) The quality or state of being strigulated (very finely streaked); streaking.stringification(computing) The act or process of stringifying; conversion to a string.stringization(programming) The process of stringizing.stripdownThe disassembly of a mechanical system into its separate components.striploin(US, Canada) beef tenderloinstrivenpast participle of strivestrobilation(biology) A form of asexual reproduction by division into body segments, as in tapeworms and jellyfish.strobilizationAlternative form of strobilation.strobilurinAny of a group of chemical compounds used agriculturally as fungicides.strobotronA cold cathode tube designed for high-current narrow pulses, used in high-speed photography.strohviolinAlternative form of Stroh violin.strokeman(rowing) The stroke; the rower closest to the stern of the boat.strokesmanThe member of a rowing team who rows the aftermost oar, and whose stroke is to be followed by the rest.stromalin(genetics) A subunit of the cohesin ring complex which encircles sister chromatids after DNA replicationstromatization(biology) The formation and development of stroma.stromatoxin(organic chemistry) A peptide toxin in the venom of the spider Stromatopelma calceatumstrombolian(geology) Alternative letter-case form of Strombolian.stromelysin(biochemistry) Any of a family of metalloproteinases that cleave extracellular matrix proteins.stromolysinMisspelling of stromelysin.strongmanA man who performs feats of strength, as in competitions or as an attraction in a circus.strongmenplural of strongmanstrongwomanA woman who demonstrates physical strength, sometimes in contests.strongyloideanRelating to tapeworms of the genus Strongyloides.strontian(mineralogy) Containing strontium.strophanthidin(organic chemistry) A cardenolide found in species of the genus Strophanthus.strophanthin(organic chemistry) Any of several poisonous cardiac glycosides obtained from various African plantsstrowenObsolete spelling of strawen.strucken(obsolete) past participle of strikestructuralisationAlternative form of structuralization.structuralizationThe process or result of structuralizing; the giving of structure to something.structuration(sociology) A theory proposed by Anthony Giddens in an attempt to reconcile theoretical dichotomies of social systems such as agency/structure, subjective/objective, and micro/macro perspectives.structurizationThe act of structurizingstruthianof, pertaining to, or resembling an ostrichstruthonian(uncommon) A person like an ostrich; someone who ignores facts or reality or someone who lacks responsibility.strychninObsolete form of strychnine.strychninizationThe process of treating with strychnine.stubbornRefusing to move or to change one's opinion; obstinate; firmly resisting; persistent in doing something.stubbournMisspelling of stubborn.studenSynonym of kholodets.studentificationThe changes caused by a large population of students moving into an area.studentizationSynonym of studentification.studgunAny gun which shoots studs ("a small object that protrudes from something").studmuffinAlternative form of stud muffin.stultificationThe process of stultifying.stun(transitive) To incapacitate; especially by inducing disorientation or unconsciousness.stuntmanIn films, someone who performs stunts that are deemed too dangerous or physically difficult for the main actors to attempt.stuntmenplural of stuntmanstuntpersonA stuntman or stuntwoman; a person who performs stunts (for films).stuntwomanA woman who performs stunts.stupefactionThe state of extreme shock or astonishment.stupeficationThe act or result of stupefying.stupidificationThe act or process of making stupider.stupificationAlternative form of stupefication.stupration(obsolete) Rape.sturgeonAny marine or freshwater fish of the family Acipenseridae that are prized for their roe and are endemic to temperate seas and rivers of the northern hemisphere, especially central Eurasia.sturionian(zoology, dated) sturgeonstycerin(chemistry) A triacid alcohol, related to glycerin, and obtained from certain styryl derivatives as a yellow, gummy, amorphous substance; phenyl glycerin.styen(Northumbria) stonestygianInfernal or hellish.stylion(anatomy) The styloid process of the radius bonestylisation(British) Alternative spelling of stylization.stylisticianOne who studies stylistics.stylizationThe process or result of designing or presenting in accordance with a style. Adoption of a style.stylometricianSynonym of stylometrist.stylommatophoranAny land snail or slug of the clade Stylommatophora.stylophoranAny extinct animal of the class Stylophorastylopization(entomology) Parasitization by strepsipteran insects.styracin(organic chemistry) A white crystalline substance extracted from gum storax, consisting of a salt of cinnamic acid with cinnamic alcohol.styracosternanAny dinosaur of the taxon †Styracosterna.styrylation(organic chemistry) The addition of a styryl groupsuasionThe act of urging or influencing; persuasion.suasorian(obsolete, rare) Synonym of suasory.suaviationAmorous kissing.subactionAn action that makes up part of a more complex action.subadministrationAn administration making up part of a larger administration.subalignTo form a subalignmentsuballocationA secondary or subsidiary allocation; a further allocation of part of something previously allocated.subalternOf a lower rank or position; inferior or secondary; especially (military) ranking as a junior officer, below the rank of captain.subalternationThe state of being subalternate; subordination or inferiority.subamnionBeneath the amnionsubampliconA short length of ampliconsubandeanBeneath the Andessubapplication(computing) An application making up part of a larger application.subaquarianLying below the surface of the water; submarine.subarcminAbbreviation of subarcminute.subarctometatarsalian(anatomy) Relating to the subarctometatarsussubarration(historical) The custom of betrothing by the bestowal, on the part of the man, of marriage gifts or tokens, such as money or rings, upon the woman.subarrhation(historical) The ancient custom of betrothal by gift of pledges.subassociationA subset of a larger associationsubassumptionA secondary or subsidiary assumption.subathon(Internet, Twitch-speak) A live stream (especially on Twitch) intended to gain subscribers, especially one whose duration is extended every time the streamer receives a subscription.subauditionThe act of understanding, or supplying, something not expressed.subbacteriochlorin(organic chemistry) A macrocyclic compound derived from bacteriochlorin by removing a quarter of the ring including a pyrrole group.subbasin(geography) A basin within a larger basin.subbrachian(ichthyology) Relating to fish of the order Subbrachiales.subcalculationA calculation making up part of a larger subcalculation.subcalvarianSynonym of subcalvarialsubcaptainA subordinate captain.subcaptionA caption that is subordinate to another caption.subcategorisationAlternative form of subcategorization.subcategorizationPlacing something into a subcategory.subception(psychology) An unconscious perceptual defense of applying strategies to prevent a troubling stimulus from entering consciousness.subchainAny chain that branches off another.subchairmanA secondary or subordinate chairman.subcharacterizationThe process, or the result of subcharacterizingsubchieftainA lesser or secondary chieftain.subchlorin(organic chemistry) A macrocyclic compound derived from chlorin by removing one quarter of the ring with one pyrrole group.subchron(geology) The time interval of a geomagnetic reversal event in the stratigraphic record.subcivilizationA civilization forming part of a larger civilization.subclanA branch of a larger clan.subclassificationA subdivision of a classification.subclavian(anatomy) Relating to or denoting an artery or vein which serves the neck and arm on the left or right side of the body.subcoalitionA coalition making up part of a larger coalition.subcollectionA subset of a collection.subcolumnA column making up part of a larger column or supercolumn.subcombinationA combination that is a subset of another combination, containing only some of its elements.subcommissionA subdivision of a commissionsubcommitteemanA member of a subcommittee.subcompartmentalizationThe formation of subcompartments.subcompetitionA secondary or subsidiary (level of) competition.subcomposition(mathematics) A subset of a compositionsubcomputationA computation making up part of a larger computation.subconcentrationA concentration of a substance that is less than the main concentration in a solution.subconclusionA secondary or subsidiary conclusion.subconditionA condition (logical clause) making up part of a more complex condition.subconfigurationA subset of a configuration.subconjunctionSynonym of subordinating conjunction.subconsiderationA secondary or subordinate consideration.subconstellation(astronomy) A subordinate or smaller constellation.subconversation(chiefly computing) A conversation making up part of a larger conversation.subcorporationA corporation forming part of a larger corporation.subcosmopolitan(biology, ecology, of a taxon) Not completely cosmopolitansubcreationCreation by a created being.subcriterionA secondary or subsidiary criterion.subcultivation(biology) Any fraction (of cells) into which a cultivation is divided when the concentration of cells hampers further growth.subdeacon(Catholicism, chiefly historical) A Catholic clerical rank in the major orders below that of a deacon.subdeanAn under dean; the deputy or substitute of a dean.subdecisionA decision making up part of a greater decision.subdefinitionA lesser or secondary definition.subdelegationAct of subdelegating.subdeletion(genetics, grammar) A partial deletion.subdenominationA branch of a larger denominationsubderivationA derivation from something previously derived.subdesignA subset of a designsubdetection(rare) Below the threshold of what can be detected.subdifferentiation(mathematics) The formation of a subderivativesubdiffractionDescribing any optical device or process involving a dimension shorter than that of the diffraction limit of the light involved.subdiffusion(physics) The tendency of particles in a fluid not to diffuse due to random trappingsubdilutionA further dilutionsubdimensionA secondary or subsidiary dimension.subdiscussionA secondary or subsidiary discussion.subdissectionThe act, or the result of subdissectingsubdistribution(statistics, countable) A subset of a distribution.subdivision(countable, uncountable) A division into smaller pieces of something that has already been divided.subdomainA domain or sphere that is part of a larger domain or sphere.subdominion(taxonomy) subkingdomsubdrainA drain below the surface of the ground.subductionThe action of being pushed or drawn beneath another object.subecoregion(ecology) A distinct part of an ecoregionsubelectionA secondary or subordinate election.subequation(mathematics) An equation that forms part of another.suberificationThe production of cork or suberinsuberin(botany, biochemistry) A waxy material found in the cell walls of cork and similar plants.suberisationAlternative form of suberization.suberization(botany) conversion of the cell walls into cork tissue by development of suberin; commonly taking place in exposed tissues, as when a callus forms over a wound.subestimationunderestimationsubexon(genetics) A part of an exon composed of one or more intronssubexplanationA secondary or subsidiary explanation.subexpression(mathematics, programming) An expression that is a part of a larger expression.subfactionA faction of a faction.subfan(mathematics) A subset of a fan (part of a tree).subfeudationAlternative form of subinfeudation.subforemanA lesser or subsidiary foreman.subformationA subunit of a formation; a subsidiary formation.subfractionThe result of fractionating a fraction into smaller componentssubfractionationseparation into subfractionssubfreshman(US, dated) A student preparing for the freshman year.subfunctionA secondary or subsidiary function.subfunctionalisationAlternative form of subfunctionalization.subfunctionalization(genetics) The independent specialization of the two gene copies formed by duplication.subgaussianAlternative form of sub-Gaussian.subgenerationA generation that belongs to another generation.subgrainA distinct part of a grainsubhastation(obsolete) A public sale or auction required by law, especially one in Germany or neighbouring territories.subholosteanAny fish of the order SubholosteisubhorizonBelow a horizon.subhuman(inherently emic, often offensive) Lacking characteristics of a human in a way judged to be less than human by some value judgment, opinion, or belief system (as for example an anthropocentric view of nonhuman primates or a Nazi view of various human outgroups).subhumanizationThe process of making subhuman.subhyoidean(archaic, anatomy, medicine) subhyoidsubicon(graphical user interface) A subordinate icon.subincisionA urethrotomy in which the underside of the penis is incised and the urethra slit open lengthwise, from the meatus toward the base.subincusation(obsolete, nonce word) A slight charge or accusation.subindication(obsolete) The act of subindicating; a slight or hinted indication.subinfectionA secondary infection (in a patient recovering from a primary infection)subinfeodationAlternative form of subinfeudation.subinfeudation(UK, law, obsolete) The practice by which tenants, holding land under the king or other superior lord, carved out new and distinct tenures in their turn by subletting or alienating a part of their lands.subingression(obsolete) The act of ingressing or entering subtly or unobservedly.subinoculationThe act of subinoculatingsubinstruction(computing) An instruction making up part of a larger instruction.subintentionSynonym of subintent.subinteractionAn interaction making up part of a larger interaction.subinvolution(medicine) Partial or incomplete involution (usually of the uterus).subirrigation(agriculture) A method of irrigation where water is delivered to the plant rootzone from below the soil surface and absorbed upwards. The excess water may be collected for reuse.subiteration(mathematics, computing) A subsidiary iterationsubjectificationThe process of subjectifying.subjectionThe act of bringing something under the control of something else.subjectivationThe process of turning subjective.subjectivizationThe process of making something subjective rather than objective.subjoinTo add something to the end; to append or annex.subjoynObsolete form of subjoin.subjugationThe act of subjugating.subjunctionAct of subjoining, or state of being subjoined.subjunctivizationThe process of subjunctivizing.subkilotonBelow one kiloton.sublancinA particular bacteriocin produced by the bacterium Bacillus subtilis.sublapsarian(Christianity) An infralapsarian.sublationRemoval, taking away.sublegion(taxonomy, military) A subdivision of a legion.sublevationThe act of raising on high; elevation.sublexiconA lexicon forming part of a larger lexicon.sublibrarian(historical) An assistant librarian.subligation(surgery) The act of binding underneath.sublimation(psychology) The transformation of an impulse into something socially constructive.sublimificationThe act of making sublimesublineationA line drawn underneath text; an underline.sublocalisationAlternative form of sublocalization.sublocalizationlocalization within a larger, less specific areasublocationA smaller part of a larger location.sublunareanAlternative form of sublunarian.sublunarianBelow the surface of the Moon.subluxation(pathology, medicine) A partial dislocation of a joint, in which the articulating surfaces remain in partial contact.submachinegunAlternative form of submachine gun.submajorization(mathematics) The condition of submajorizing.submammalian(zoology) Describing any animal that is considered to be less advanced than a mammalsubmanA subhuman; a creature that is less than a man.submargin(entomology) An area parallel to a margin but slightly further in.submedian(zoology) Next to the median (on either side).submediterraneanAlternative form of sub-Mediterranean.submendelian(biology) At a rate/ratio less than that of Mendelian reproductionsubmentonianBeneath the chinsubmersionThe act of submerging, or the state of being submerged; immersionsubmetropolitanSmaller, or less important than a metropolissubmicron(physics) Smaller than micron-scalesubmillikelvin(attributive) Relating to temperatures below one millikelvin.subminiaturizationThe process of subminiaturizing.subminimizationReduction to a subminimal valuesubministration(obsolete) The act of subministering.submissionThe act of submitting or yielding; surrender.submonition(archaic) suggestion; promptingsubmoonSynonym of moonmoon.submoronA person whose intellect is less than that of a moron.submotivationA secondary or underlying motivation.submountainLocated beneath a mountainsubmunitionAny part of a weapon (typically a bomb or missile) that separates from a parent munition before or during employment.submyeloablation(pathology) A form of myelosuppressionsubnanokelvinHaving a temperature of less than a nanokelvin.subnationA subordinate or secondary nation.subnavigation(computing) A level of navigation below the primary level, such as that offered by a submenu.subneofunctionalization(genetics) The subfunctionalization of a gene that is followed by neofunctionalizationsubnitrificationA lower than usual level of nitrificationsubniveanOccurring beneath a layer of snow; subnival.subnivianRelating to or characteristic of a subnivium; subniveal.subnumerationThe process of subnumerating.subnutritionA mild form of malnutritionsubocclusionA partial occlusion, typically of the intestine.subolesin(biochemistry) A protein, present in ticks of the genus Ixodes, that confers immunity to some pathogens.suboperation(computing) An operation making up part of a larger operation.suboperon(genetics) A constituent part of an operonsuboptimisationAlternative spelling of suboptimization.suboptimizationThe optimization of a subunit (or series of subunits) of an organization without good coordination with other subunits, resulting in the whole organisation's outcome or output being less than optimal.suboption(chiefly computing) A secondary option available as part of a main option.subordinationThe process of making or classing (something or somebody) as subordinate.suborganisationAlternative spelling of suborganization.suborganizationAn organization belonging to a larger parent organization.suborn(also figuratively) To induce (someone) to commit an unlawful or malicious act, especially in a corrupt manner.subornationThe act of suborningsuboxidationSubstoichiometric oxidation.subpanation(Christianity) The doctrine that the body and blood of Christ are locally and materially present in the Eucharist under the form of bread and wine.subpartitionA partition that makes up part of a larger partition.subpatternA pattern that is contained in another, larger pattern.subpermutationA permutation that is a subset of another permutation, containing only some of its elements.subphenomenonA phenomenon which forms part of a larger phenomenon.subplanA plan (strategy or scheme) forming part of a larger plan.subplanckian(physics) Concerning lengths or durations less than the Planck length or Planck time.subpolygonA polygon forming part of another polygon.subpolyhedronA polyhedron forming part of another polyhedron.subpopulationA subdivision of a population.subporphyrin(organic chemistry) A reduced ring shaped molecule containing three pyrrole groups rather than the four found in porphyrins.subportionA lesser portion; part of a portion.subprioritizationThe process of subprioritizing.subprisonA small-scale prison that is run by the authorities of a larger prison.subproposition(philosophy, mathematics) A proposition making up part of a greater proposition.subquestionA question making up part of a larger question.subrandomizationAn additional randomization within a study.subrationalization(engineering, historical) A proposed change to the centimeter-gram-second (CGS) system of units to make them easier to work with.subreactionA secondary or subsidiary reaction.subreasonA subsidiary reason.subrecommendationA subsidiary recommendationsubregionA region that is part of a larger region.subregulationA regulation forming part of a greater regulation.subreligionA secondary or subordinate religion.subreplicationThe formation of subreplicatessubrepresentation(mathematics, representation theory) Given a representation (W,ψ) of (say) a group G, a linear subspace of W which is preserved by the action of G in the sense that g · v ∈ V for all v ∈ V.subreption(Catholicism) The act of obtaining a favour or grant by unfair representation through suppression or fraudulent concealment of facts.subresolutionSmaller than may be resolved (optically)subrogation(law) Substitution of a different person in place of a creditor or claimant with respect to certain rights and duties.subsacristanSynonym of subsacrist.subsaharan(rare) Alternative form of sub-Saharan.subsaltationAlternative form of subsultation (“(obsolete) bounding, leaping”).subsannation(obsolete, rare) derision; mockerysubsaturationThe condition of being subsaturatedsubscreenA subsidiary screen making up part of a larger screen (especially the kind used for displaying computer output).subscriptionAccess to a resource for a period of time, generally for payment.subsectionA defined part of a section.subsegmentationThe formation of subsegmentssubselectionA selection making up part of a larger selection.subsensationA minor or secondary sensation.subsessionA subsidiary session (of a conference, symposium, etc.)subsidation(dated) subsidence; sinking to a lower level as from geological activitysubsidiarizationThe division of a company into legally distinct, but financially related subsidiariessubsidisation(British spelling) Alternative form of subsidization.subsidizationThe act or process of subsidizing.subsign(semiotics) A lower-level sign.subsolution(mathematics) A subset of solutions in game theorysubsonicationsubsonic sonicationsubspecialisationAlternative form of subspecialization.subspecializationThe further specialization of something already specialized.subspeciation(biology, taxonomy) The formation or evolution of a subspecies.subspecificationA subordinate part of a specificationsubsquadronA squadron forming part of a greater squadron.substantializationThe act, process, or result of substantializing.substantiationThe act of substantiating.substantificationThe act, process, or result of substantifying.substantivationThe process or result of making something substantive.substantivisationThe process of substantivising (converting into a substantive).substantivizationAmerican and Oxford British English standard spelling of substantivisation.substantizationThe process or result of substantizing.substationA satellite police station serving one neighborhood or part of a larger jurisdiction.substitutionThe act of substituting or the state of being substituted.substraction(obsolete or non-native speakers' English) Subtraction.substrain(biology) A subset of a strain, especially one derived from a single cellsubstratificationA comparatively lower stratificationsubstruction(architecture) underbuilding; substructuresubsubdomainA subdomain of a subdomain.subsubpopulationA subset of a subpopulation (as for example in epidemiology).subsubsectionA subsection beneath another subsection.subsubsubsection(rare) A subsection located hierarchically beneath two or more subsections.subsumationthe act of subsumingsubsummationA subordinate or secondary summation.subsumptionThe act of subsuming.subtabulationThe process of subtabulating.subtartareanBeneath Tartarus; infernal.subtaxon(taxonomy) One of the elements within a taxon.subteenBelow the age of a teenager, younger than thirteen years old.subtendon(anatomy) One of the branches of a tendon that splits into multiple parts.subterhuman(archaic) Subhuman.subterpositionThe state of lying under something else.subterrain(geology) The bedrock or rock layer that lies beneath the soil and superficial features of an area.subterraneanBelow ground, under the earth, underground.subtextualizationThe process of subtextualizing.subtilinA particular bacteriocin produced by the bacterium Bacillus subtilis.subtilisationAlternative form of subtilization.subtilisin(biochemistry) A protease produced by soil bacteria of the genus Bacillus.subtilizationThe act of making subtle.subtilomycinA lantibiotic present in Bacillus subtilissubtilosinAny of a group of bacteriocins produced by Bacillus subtilissubtilysinAlternative form of subtilisin.subtokenA portion of a token (atomic piece of data).subtopianOf or pertaining to subtopia.subtraction(arithmetic, uncountable) The process of subtracting a number from another.subtraditionA tradition making up part of a larger tradition.subtransaction(databases) A transaction making up part of a larger transaction.subtruncationA partial truncation.subtypificationclassification according to subtypesubulicorn(zoology) Having subulate antennae.subulitacean(zoology) Any gastropod of the superfamily Subulitacea an obsolete form of Subulitoidea.suburbanRelating to or characteristic of or situated on the outskirts of a city; of or relating to suburbia or the suburbs.suburbanisationAlternative form of suburbanization.suburbanizationThe process of suburbanizing, of population movement from cities to suburbssuburbianA person from the suburbs.suburbicarian(Roman Catholicism) Describing any of the six dioceses surrounding Rome, which are always headed by Cardinals of the highest rank.subvariationA subordinate variation; one of the ways in which a given variation can vary further.subventionA subsidy; provision of financial or other support.subversionThe act of overthrowing a government or a ruler; dethronement.subvillainA lesser or subsidiary villain.subvirionAn incomplete or broken virionsubvocalization(uncountable) The formation in thought of words or statements, which are expressed inwardly but not uttered aloud.subwardenA subordinate warden, a lower-ranking warden.subweapon(video games) A secondary weapon.subworkmanA subordinate workman.sucanA Welsh food, a kind of thin flummery.succatoon(obsolete) A kind of cotton cloth from India.successionAn act, process, or instance of succeeding:succin(obsolete) amber; succinic resinsuccination(organic chemistry) Reaction with a derivative of succinic acidsuccinoglycanAn extracellular polymeric substance found in Alcaligenes faecalis var myxogenes and Sinorhizobium meliloti.succinylation(organic chemistry) The addition of a succinyl radical to a compoundsuccinylproteinA succinylated proteinsuccubationsexual intercourse with a succubussuccussation(obsolete) Violent shaking or jolting.succussionThe act of succussing or shaking; a shake.sucken(obsolete) The duty of a tenant to bring corn etc to a particular mill to be ground.suctionThe process of creating an imbalance in pressure to draw matter from one place to another.suctorianA protist of the subclass Suctoria in the class Phyllopharyngea; a predatory sessile ciliate.sudamen(pathology) A small blister beneath the skin due to retention of fluid in a sweat follicle, or in the epidermissudanA traditional Korean punch, made from boiled rice flour cakes and honeyed water, often consumed on holidays.sudationPerspiration; sweat (fluid).suddainObsolete spelling of sudden.suddenOccurring quickly with little or no warning or expectation; instantly.sudomotionStimulation of the sweat glands.suessiaceanAny dinoflagellate of the family Suessiaceae.sufferation(Rastafari, Jamaica, nonstandard) Suffering, especially due to poverty or repression.sufficientarian(philosophy) One who believes that justice involves everybody having sufficient resources for their needs, rather than the overall situation being as good as possible.suffigation(linguistics, rare) Synonym of suffixation.suffixationThe process of adding a suffix to a word.suffixionThe process of adding a suffix to something.sufflation(archaic) Inflation.suffocation(countable) A particular act of death or killing by means of asphyxia.suffosionA geological process by which subsidence sinkholes or dolines are formed.suffossion(geology) Internal erosion by liquid percolating through clay, sand, or silt.suffraganA bishop seen in relation to his archbishop or metropolitan province (which may summon him for support, to attend synods etc.).suffumigationThe burning of substances to produce fumes as part of some magical rituals.suffusion(countable) The act of pouring a liquid over or soaking something.sugan(Ireland) A wooden chair with a seat made from woven straw or twine stretched over the frame.sugarmanA worker in sugar production.suggestion(countable) Something suggested (with subsequent adposition being for)suggilationA beating or bruising.suggillation(countable) A livid mark; a blow; a bruise.suidianSynonym of suid.suilysin(biochemistry) A cytolysin produced by Streptococcus suissukkunAlternative form of sukun.sukunA diacritic (ـْ) used in the Arabic abjad to mark the absence of a vowel.sulbenicillin(pharmacology) A penicillin antibiotic.sulcalization(phonetics) The pronunciation of a sound with a deep, longitudinal groove running along the center of the tongue dorsum, roughly opposite of the uvula.sulcationA channel or furrow.sulcificationThe formation of a sulcus.sulenObsolete spelling of sullen.sulfadoxinAlternative form of sulfadoxine.sulfakinin(biochemistry) Any of a group of neuropeptides found in crustaceans and insects.sulfanitran(pharmacology) A sulfonamide antiinfective drug.sulfaperin(pharmacology) A sulfonamide antibacterial.sulfatation(chemistry) Modification by the addition of a sulfate groupsulfatian(mineralogy) Containing sulfate anions.sulfation(chemistry) The replacement of a hydrogen atom of an organic compound with a sulfate (-OSO₂OH) functional group, or the replacement of the hydrogen atoms of two molecules to form a sulfate (R-OSO₂O-R)sulfenation(organic chemistry) Reaction with, or conversion to a sulfenic acidsulfenylation(organic chemistry) The introduction of a sulfenyl group into a compoundsulfhaemoglobinAlternative form of sulfhemoglobin.sulfhemoglobin(biochemistry) Any of a group of derivatives of hemoglobin, often in the presence of ferrihemoglobin, that are incapable of transporting oxygen.sulfhydration(chemistry) Any reaction in which a sulfhydryl group is attachedsulfhydrylationReaction with a sulfhydryl group or with a sulfhydrylasesulfidation(chemistry) Reaction with sulfur to form sulfides.sulfimidation(organic chemistry) The imidation (conversion to a sulfimide) of a sulfidesulfination(organic chemistry) Addition of a sulfonate (-SO₂H) group into an organic compound.sulfinylation(organic chemistry) Reaction with, or conversion to a sulfinyl groupsulfiredoxin(biochemistry) An oxidoreductase enzyme involved in antioxidant metabolismsulfitian(mineralogy) Containing sulfite anions.sulfobromophthaleinbromsulphthaleinsulfochlorination(chemistry) Simultaneous reaction with sulfur dioxide and chlorinesulfoconjugation(biochemistry) conjugation via sulfate groupssulfocoumarin(organic chemistry) Any derivative of a coumarin in which the >C=O group is replaced by >SO₂sulfohemoglobinAlternative form of sulfhemoglobin.sulfolobicinA particular bacteriocin produced by archaea of the genus Sulfolobus.sulfomethylation(organic chemistry) The process or result of adding a methane sulfonate group (-CH₂SO₃⁻)sulfometuron(medicine) Any drug that is a 2-[(4,6-dimethylpyrimidin-2-yl)carbamoylsulfamoyl]benzoate estersulfomucinAny of a class of mucins containing sulfate esters.sulfonation(chemistry) The replacement of a hydrogen atom of an organic compound with a sulfonic acid (-SO₃H) functional group, often by reaction with sulfuric acid at high temperaturessulfonephthalein(organic chemistry) Any of many sulfonic acids derived from phthaleins, some of which are important acid-base indicators.sulfonphthalein(chemistry) Any chemical compound, analogous to a phthalein, formed by the condensation of o-sulfobenzoic acid with a phenol.sulfonylation(chemistry) Any reaction that introduces a sulfonyl group into a moleculesulfophosphovanillinAlternative form of sulphophosphovanillin.sulfoprotein(biochemistry) Any protein that has a free sulfate groupsulforhodaminAlternative form of sulforhodamine.sulfoxidation(organic chemistry) Reaction with, or conversion to a sulfoxidesulfuration(chemistry) reaction with sulfursulfurian(mineralogy) Containing sulfur atoms (in place of another element).sulfurizationTreatment or impregnation with sulfur.sulfurylation(chemistry) Reaction with a sulfuryl groupsulisatinA laxative drug.sullenHaving a brooding ill temper; sulky.sulmarinA coumarin compound.sulotrobanAn antiplatelet drug.sulphatian(mineralogy) Alternative spelling of sulfatian.sulphationAlternative spelling of sulfation.sulphidisationModification by the addition of, or reaction with sulphidessulphinationreaction with a sulphinatesulphion(obsolete, chemistry) A hypothetical radical, SO₄, regarded as forming the acid or negative constituent of sulphuric acid and the sulphates in electrolytic decomposition.sulphiredoxin(biochemistry) Any of a family of antioxidant enzymes that work with peroxiredoxinsulphitian(mineralogy) Alternative spelling of sulfitian.sulphobromophthaleinAlternative form of sulfobromophthalein.sulphochlorinationAlternative form of sulfochlorination.sulphocyanogen(obsolete, chemistry) thiocyanogensulphomucinAlternative form of sulfomucin.sulphonationAlternative spelling of sulfonation.sulphonphthaleinAlternative form of sulfonphthalein.sulphovanillinA solution of vanillin in sulphuric acidsulphoxidationAlternative form of sulfoxidation.sulphurationAlternative form of sulfuration.sulphurian(mineralogy) Alternative spelling of sulfurian.sulphurizationAlternative form of sulfurization.sultamicillin(pharmacology) An oral form of the antibiotic combination ampicillin/sulbactam.sultan(card games, uncountable) A variant of solitaire, played with two decks of cards.sultriecinAn antibiotic obtained from Streptomyces roseiscleroticus.sultropenA particular fungicide.sumanRice cake from the Philippines made from glutinous rice cooked in coconut milk, usually eaten sprinkled with sugar or laden with latik.sumatriptanA drug used for the treatment of migraine headaches.sumisign(Peircean semiotics) A sign that represents its object in respect of quality and so, in its signified interpretant, is represented as a character or mark.summarisationNon-Oxford British English standard spelling of summarization.summarization(countable) The act of summarizing.summationSummarization; summary; summing up.summergreen(botany, of a plant or forest) Leaf-bearing in the year's warmer months but leaf-bare in the cooler months.summon(transitive) To call people together; to convene; to convoke.sumonAlternative form of sum (“Mongolian administrative division”), particularly in relation to Tuva, Russia.sumorylationMisspelling of sumoylation.sumoylationAlternative letter-case form of SUMOylation.sumpman(mining) A pitman's assistant, responsible for the machinery in the engine shaft.sunThe star that is closest to the Earth.sunbeatenHeated by exposure to direct sunlight.sunbitternAny member of species Eurypyga helias of birds found in the New World tropics, the sole member of the family Eurypygidae.sunburnA burn on the skin caused by excess exposure to the sun's rays.sundawnThe light of the dawning sun.sundown(now chiefly US) Sunset.sundriesmanSynonym of sundryman.sundryman(dated) A dealer in sundries, or miscellaneous products.sundrymenplural of sundrymansunepitronA drug designed to treat depression and anxiety.sungen(archaic) Alternative form of sung.sunkenCaused, by natural or unnatural means, to be depressed (lower than the surrounding area) or submergedsunnAn East Indian leguminous plant of species Crotalaria juncea, yielding a fiber.sunnizationAlternative letter-case form of Sunnization.sunscreen(transitive) To apply sunscreen to (someone).sunstrickenAfflicted with sunstroke.suntanA darkening of the skin resulting from exposure to sunlight or similar light sources.supawnAlternative form of suppawn.superactionsupersymmetric quantum actionsuperactivation(physics) The activation of a pair of quantum channels that each have zero capacity in order to achieve a nonzero capacity.superadditionThe act or process of superadding.superadmin(computing, informal) superadministratorsuperaggregation(countable) A superaggregate.superalimentation(dated) overfeedingsuperallergenAny highly allergenic substance.superaltern(logic) A universal proposition from which can be inferred a corresponding subalternsuperanion(chemistry) An anion, consisting of a large cluster of atoms, in which the negative charge is spread over many atomssuperannuation(uncountable) The condition or of being superannuated; old age or obsolescence.superantigen(biology) An antigen, which has a powerful interaction with T lymphocytessuperaquaporin(biochemistry) Any aquaporin that lacks a cytoplasmic N-terminal regionsuperaspirin(informal, medicine) Any of several classes of compound that have certain characteristics of aspirin (blocking the release of prostaglandins) without its drawbackssuperassassin(rare) A remarkably talented and deadly assassin.superationThe act of superating or surmounting.superboson(physics) A condensation of multiple bosons.superboutonAbove a boutonsuperbradyon(physics) a particle with positive mass and positive energy and a superluminal critical speed in vacuum, possibly an ultimate constituent of matter similar to preons.superbrainAn exceptionally intelligent person; a genius.supercannonSynonym of supergun.supercaption(television) An on-screen caption identifying the place and people being shown.supercategorizationThe placing of something in a supercategory.supercation(chemistry) A cation, consisting of a large cluster of atoms, in which the positive charge is spread over many atomssupercavitation(physics) An extreme form of cavitation in which a single bubble of gas forms around an object moving through a liquid, significantly reducing drag.supercentenarianA person that is at least 110 years old.supercessionSynonym of supersession (but see supercede § Usage notes)supercisionAny of several forms of incision of the foreskin practised as an initiation ceremony in parts of Polynesia and the Philippines.supercitizenA citizen who is remarkable by virtue of their status or community contributions etc.supercivilisationAlternative form of supercivilization.supercivilizationA very advanced civilization that includes an interstellar presencesupercoalitionA coalition comprising several smaller coalitions.supercollimation(physics) The focusing of radiation into a finite-width beam that shows very little diffraction.supercollisionA very powerful or large-scale collision.supercolumnA column comprising multiple subcolumns.supercolumniation(architecture) The putting of one order above another.supercommonExtremely common.supercompactioncompaction of material into supercompact formsupercompensationA period, after exercise, during which a measured function is greater than normal.supercompilation(computing) A technique, involving multiple metacompilations, that seeks to optimize a program.supercompressionExtreme compression.supercomputationComplex and advanced computation of the kind performed by supercomputers.superconcentrationA very high concentration.superconception(biology, archaic) superfetationsupercondensation(physics) condensation to form a superfluidsuperconductionsuperconductivitysuperconflagration(rare) A very severe, blazing conflagration.superconnection(mathematics) A form of supermatrix in gauge mathematicssupercontractionThe contraction (by up to 50%) of spider dragline silk in high humiditysupercorporationSynonym of megacorporation.superdeformation(physics) The deformation of an atomic nucleus to such an extent that it becomes far from sphericalsuperderivation(mathematics) A derivation within a superalgebrasuperdiffusion(physics) A form of diffusion in which the random walk of the molecules contains occasional very long steps (Lévy flights)superdistribution(uncountable) The distribution of digital products (such as software or music) in an encrypted form so that one consumer can pass them on to another, while the original distributor retains control over use and modification.superdivisionThe division to which a subdivision belongs.superdomain(taxonomy) A taxonomic grouping above domain.superelevationThe angle that a gun must be elevated above the line of its target to allow for the effect of gravity on the projectile.superelongationThe additional elongation of a long object.superempyrean(rare) Super-empyreal.superencryptionThe application of a series of multiple encryption processes to a text.supereon(geology) A time period encompassing more than one eon, principally used to characterize the Precambrian.supererogationAn act of doing more than is required.supereruption(dentistry) Overeruption.superexaltationSupreme or excessive exaltation.superexcitationExcessive, or more than normal, excitation.superexploitation(sociology) Particularly extreme and dehumanizing exploitation of workers.superexplosionA particularly large or intense explosion (in any sense).superexponentiation(mathematics) tetrationsuperexpression(countable, mathematics, programming) An expression that contains multiple subexpressions.superfanAn extremely dedicated fan (enthusiast).superfecundationthe fertilisation of two or more ova by sperm from separate acts of sexual intercourse, which can lead to twins with different fatherssuperfeminisation(biology) Conversion to a superfeminine formsuperfermion(physics) A condensation of multiple fermions.superfetationThe formation of a fetus while another fetus is already present in the uterus.superfibronectinA form of fibronectin that has enhanced adhesionsuperficialization(surgery) The movement, typically of a fistula, to the surface prior to operation (typically in an obese patient)superflation(economics) hyperinflationsuperfoetationAlternative spelling of superfetation.superfoliation(botany, rare) excess of foliationsuperfunExtremely fun.superfunctionThe action of some organ in excess of what is normal.superfusion(medicine) The continuous flowing of a sustaining fluid over the outside of an isolated organsupergargantuan(rare) Exceptionally gargantuan; extraordinarily large or great.supergaussian(mathematics) Describing a graph, distribution or equation between Gaussian and rectangularsupergrainA superfood that is a grain.supergranulation(astronomy) A large-scale system of convection cells covering the surface of the sunsupergravitationSynonym of supergravity.supergraviton(physics) The hypothetical particle or multi-dimensional state associated with supergravity.supergreenVery environmentally friendly.supergression(obsolete, alchemy) excess, exaltationsupergunA very large cannon with an extremely high muzzle velocity and large bore.superharden(transitive) To make superhard.superhorizon(astronomy) Larger than the cosmological horizonsuperhumanBeyond what is possible for a human being.superhumanizationThe process of making superhuman.superhydrationExcessive hydration; especially the deliberate drinking of a large amount of cold water.supericosahedron(inorganic chemistry) An icosahedron-shaped structure made from smaller repeated parts.superimpositionThe process, or the result of superimposing.superimpregnationimpregnation in addition to a prior impregnation; superfetationsuperinductionThe act or the result of superinducingsuperinfectionAn infection which follows or occurs during another infection or disease processsuperinflation(economics) A very high rate of inflationsuperinformation(philosophy) The integration of ontological categories of a lower level with that of a higher level.superinfusion(rare) An extra, extensive, and/or excessive infusion of something; a particular instance of such an infusion.superinjectionAn injection succeeding another.superinjunctionAlternative form of super-injunction.superinstitutionOne institution upon another, as when A is instituted and admitted to a benefice upon a title, and B instituted and admitted upon the presentation of another.superinsulationThe efficient thermal insulation of a building or system, especially by using multiple layers, or low-conducting fibre.superintegron(genetics) An integron with a long gene cassette arraysuperintroductionAn additional introductionsuperintromissionAdditional intromissionsuperion(chemistry) An ion, consisting of a large cluster of atoms, in which the charge is spread over many atomssuperiorization(mathematics) An iterative form of optimization.superisationAlternative spelling of superization.superization(physics, mathematics) The extension of a manifold to a supermanifoldsuperjection(rhetoric) exaggeration; hyperbolesuperjovianAlternative form of super-Jovian.superlation(obsolete) exaltation of anything beyond truth or proprietysuperlectin(biochemistry) A member of a superfamily of related lectinssuperlegion(taxonomy) A group of legions.superlocalization(physics) localization (e.g. of a nanoparticle) to a precision better than can be achieved using normal optical meanssuperlucration(obsolete) Excessive or extraordinary gain.supermajoritarianSupporting the requirement that proponents of a position have a supermajority if they wish to overrule the minority.supermanA man of extraordinary or seemingly superhuman powers.supermenplural of supermansupermicron(physics) Greater than micron-scalesupermodernExtremely modern; cutting-edge.supermodulation(physics) modulation of a material's superconductivitysupermoon(astrology, astronomy) A full moon or new moon, when the Earth–Moon distance is in the lowest tenth of its range.supermutagenA very mutagenic substancesupernatation(archaic) flotationsupernationAn alliance or union of several nations into a nationlike entity.supernaturalisationAlternative spelling of supernaturalization.supernaturalizationThe act, process or result of supernaturalizing.supernutritionThe presence of excessive quantities of nutrients, especially such as leads to hypertrophy or to excessive growth.superoceanAn ocean surrounding a supercontinent.superoctahedron(chemistry) An octahedron-shaped structure made from six (or seven) smaller octahedra.superon(physics) A Nambu-Goldstone fermionsuperoperonA large, multi-functional operonsuperoptimization(software compilation) A form of peephole optimization that typically uses an exhaustive brute-force search across all possible sequences of machine instructions.superordination(logic) The relation of a universal proposition to a particular proposition in the same terms.superoscillationThe phenomenon by which a globally band-limited signal can contain local segments that oscillate faster than its fastest Fourier components.superovulationThe act or process of superovulating.superoxidation(chemistry) the oxidation of a material or compound to a greater than normal extent, or to a higher than normal valency/oxidation statesuperoxygenationenrichment in oxygensuperpanopticonA modern form of surveillance and control based on computerized databases.superparameterization(mathematics) parameterization using higher-level parameterssuperpartitionA generalization of a partition.superpatternThe pattern that contains a subpattern.superperfusionAlternative form of superfusion.superpermutation(mathematics) For some value n, a string that contains each permutation of n symbols as a substring.superpersonA person with remarkable talents or abilities; a superman or superwoman.superphenomenonA phenomenon that exceeds normal phenomenal qualities, standards, etc.superphoton(rare, physics, figurative) A photonic Bose-Einstein condensate, comprised of thousands of photons sufficiently concentrated and cooled in an optical well.superpixelizationThe visualisation of superpixels in an image.superplasticizationThe use of a superplasticizer.superpopulationThe larger population from which a subpopulation is drawn.superpositionThe placing of one thing on top of another.superprecipitation(biochemistry) Formation of a gel in a reaction of muscle proteins: actin, myosin and ATPsuperproportionoverplus or excess of proportionsuperproteinThe protein present in a superfoodsuperpurgationexcessive purgationsuperradiationsuperradiancesuperreflectionThe reflection of a reflected image, sound, magnetosonic wave, etc.superregeneration(biology, rare) Extreme, superhuman regeneration.superregionA region that comprises several other regions.superresolutionAny of a class of techniques that enhance the resolution of an imaging system.superrotationcirculation of winds (around a planet) at a velocity (or angular momentum) greater than that of the surfacesupersalesman(informal) An exceptionally talented or successful salesman.supersaturation(physics) The condition of a solution being more highly concentrated than is normally possible.superscreenA very large screen for showing films, sports events, etc.superscriptionSomething written (or engraved) on the surface, outside, or above something else; specifically, an address on a letter, envelope, etc.supersectionA section comprising a number of subsections.supersedanA sedan car with excellent comfort and performance.superselection(physics) selection from a superposition of statessupersemination(obsolete) The sowing of seed over seed previously sown.supersessionThe act of superseding; the fact of having been superseded.supersign(semiotics) A higher-level sign.supersimplificationThe process of making something excessively simple.supersoliton(physics) A localized collective excitation of multiple solitonssupersolution(mathematics) The superset of a solutionsupersonicationSynonym of ultrasonication.superspecializationSpecialization to a great degree.superspin(physics) The spin of a superconducting particle, wave etc.superstabilization(computing) The self-correcting behaviour of a superstabilizing algorithm.superstation(US) A television station that broadcasts nationwide by means of a satellite carrier.superstimulationExcessive stimulation.superstition(derogatory) A belief considered to be irrational, unfounded, or based solely on fear and ignorance, particularly credulous reverence towards and belief in supernatural forces.superstrainA strain (of a disease etc.) that comprehends several substrains.superstructionThe act of superstructing, or building upon.supersudden(rare) Very sudden; with little or no warning.supersun(astronomy, rare) A full or giant sun (solar star).supersuppression(rare) Extreme suppression.supersurgeonAn exceptionally talented or successful surgeon.supersymmetrisationAlternative spelling of supersymmetrization.supersymmetrization(physics) The analysis or description of a theory, system etc. in terms of supersymmetrysupertaxon(taxonomy) A grouping of taxa.superterraneanSynonym of aboveground.supertetrahedron(chemistry) A tetrahedron structure consisting of smaller tetrahedra, often four or ten.supertrainAn exceptionally fast or luxurious train (passenger vehicle).supertransactionA transaction that comprehends several lesser subtransactions.supertransformation(mathematics) The formation of a supertransformsupertranslation(mathematics) A translation of a superalgebrasupertuberation(botany) The production of young tubers from the old while still growing.supertyphoonAn exceptionally large and powerful typhoon.supervaluationThe valuation of a logical expression according to supervaluationism.superventionAn act, process, or instance of supervening:supervillainA fantasy-fiction criminal or evildoer, often with supernatural powers or equipment, in popular children's and fantasy literature who can present a credible challenge for a superhero.supervillin(biochemistry) A protein similar to gelsolinsupervision(uncountable) The act or instance of supervising.supervixen(colloquial) A very racy or salacious woman.superwarfarinAny of various rodenticides with significantly greater potency and effectiveness than warfarin.superweaponAn extremely powerful weapon.superwoman(informal) A woman who looks after a home and children as well as being employed in a full-time job.superwomenplural of superwomansupinanin(organic chemistry) A particular ellagitannin.supinationThe act or state of lying face upward, on one's back.supparasitation(obsolete) The act of flattering to gain favour; servile approbation.suppawn(US) A porridge made from cornmeal; hasty pudding; mush.suppeditation(obsolete, rare) supply, or aid given.supplantationThe act of supplanting.supplementationThe act of supplementingsuppletionThe supplying of something lacking.supplicationAn act of supplicating; a humble request.supportation(obsolete) maintenance, aid or supportsuppositionSomething that is supposed; an assumption made to account for known facts, conjecture.suppressionThe act or instance of suppressing.suppuration(medicine) The decay in tissue producing pus, or the pus itself.supputation(obsolete) A calculation or computation; the act of calculating or computing; reckoningsupracentenariansupercentenariansupraclavian(anatomy) Above the clavicle.supradomain(biochemistry, genetics) A domain that contains other, smaller domainssupraductionThe upward rotation of an eyesuprahumanHaving powers above and beyond those of a normal human.suprainfection(medicine) Infection acquired as a consequence of disruption of the normal microbiome, secondary to antibiotic use.supralapsarianA follower of supralapsarianism.supralocalisationAlternative form of supralocalization.supralocalization(linguistics) The replacement of local regional words or phrases with those having a wider currency.supramedian(statistics) Greater than mediansupramediterraneanRelating to the upper subtropical belt of the Mediterranean zone (400 to 1100 metres above sea level)supramillionContaining more than a millionsupraocclusion(dentistry) The projection of a tooth beyond the plane of occlusion.supraoperonA large genetic unit formed by the combination of multiple operons.supraorganizationAn organization whose members are themselves organizations.suprapopulation(ecology) All the individuals of a species at all stages in their life cycle (in all hosts) in an ecosystemsuprapositionThe placing of one thing above another.suprapubian(anatomy) suprapubicsuprapylarianAbove the pylorussuprasaturationSynonym of supersaturation.suprasylvianSuperior to the sylvian fissuresupraversionSynonym of sursumversion.supravision(obsolete) supervisionsuprofen(pharmacology) A nonsteroidal anti-inflammatory drug.suraddition(obsolete, rare) Something added or appended, as to a name.suramin(pharmacology) Synonym of suramin sodium.surcessionA complete end or halt; a surcease.surdization(phonetics) devoicingsurexcitationSynonym of superexcitation.surexpression(genetics) Synonym of overexpression.surfaceman(mining) A miner who works in the open air, rather than underground.surfactinA bacterial cyclic lipopeptide that is a powerful surfactant, sometimes used as an antibiotic.surfatronAn electron accelerator that works on the principle of plasma acceleration.surfboatmanSynonym of surfman (“member of surf boat crew”).surfictionA style of fiction that rejects realism and advertises its own fictional status, similar to metafiction, postmodernism or fabulation.surfmanA member of a rescue team using a surf boat.surfusion(archaic) supercoolingsurgation(archaic) An erect penis; an erection.surgeonOne who performs surgery; a doctor who performs operations on people or animals.surjection(set theory) A function for which every element of the codomain is mapped to by some element of the domain; (formally) Any function f:X→Y for which for every y∈Y, there is at least one x∈X such that f(x)=y.surloinrare spelling of sirloinsurprisation(rare, proscribed) The act of being surprised.surrection(rare, nonce word) A rising.surrejoinTo reply with or in a surrejoinder.surreptionThe obtaining of something in a surreptitious manner, or by craft or stealth.surreptitionThe quality of being surreptitious: stealthiness, covertness; surreptitiousness.surrogationThe act or result of surrogating; replacement, substitution.sursumduction(anatomy) Upward rotation of an eye.sursumversion(medicine) elevation of the eyes; upward gazesurtaxationThe imposition of a surtax.survivin(biochemistry) A protein that inhibits caspase activitysurwanAlternative form of sarwan (“camel-driver”).susception(archaic) The act of taking, or taking up; reception.suscitation(obsolete) The act of raising or exciting.suskin(historical) An old Dutch coin.susotoxin(organic chemistry, obsolete) A toxic basic substance obtained from cultures of the swine fever bacillus.suspection(obsolete or nonstandard) suspicionsuspensation(archaic) suspensionsuspensionThe act of suspending, or the state of being suspended.suspicionThe act of suspecting something or someone, especially of something wrong.suspirationThe act of breathing, not necessarily for a sustained period (compare respiration, which is sustained).suspitionObsolete form of suspicion.sussurationMisspelling of susurration.sustain(transitive) To maintain, or keep in existence.sustenation(uncommon) The process of sustaining something; sustentation; maintenance.sustentationThe act or the result of sustaining; sustainment; sustention.sustentionsustentationsusurrationA low and indistinct whispering sound; a murmur.sutorian(rare) Pertaining to sewing or to shoe making.suturationThe creation of a suture; a stitching together.suzerain(international politics) A dominant nation or state that has control over the international affairs of a subservient state which otherwise has domestic autonomy.swagman(British, archaic) A person who sells or trades in trinkets or items of low value.swagsman(Australia, historical) Synonym of swagman (“itinerant traveller”).swagwoman(Australia, New Zealand, historical) A woman who travels around with a swag (“bundle of personal items”).swain(poetic) A rural lover; a male sweetheart in a pastoral setting.swampdragonEither of two species of Australian dragonfly of the genus Agrionoptera.swamphenAny of several species of bird in the genus Porphyrio of the family Rallidae.swanAny of various species of large, long-necked waterfowl, of genus Cygnus (bird family: Anatidae), most of which have white plumage.swandownAlternative form of swansdown.swanpanDated form of suanpan.swansdownThe down of a swan.swanskinThe skin of a swan with the down or feathers on.swaption(finance) An instrument granting the owner an option to enter an interest rate swap.swarten(transitive) to make swart, dark, or swarty; darkenswchmnAbbreviation of switchman.sweetcornAlternative form of sweet corn.sweeten(transitive) To make sweet to the taste.sweetkinA sweetheart; darling.sweetman(African-American Vernacular, dated) A male pimp.sweinObsolete form of swain.swertiamarin(organic chemistry) A particular organic compound found in plants of the genus Swertia.swertisin(biochemistry) A particular flavonoid.swiddenAn area of land that has been cleared by cutting the vegetation and burning it; slash and burn.swiften(ambitransitive) To make or become swifter or faster; to hasten.swimathonAn event during which people swim in order to raise money for charity.swimfinAlternative form of swim fin.swinemanOne in charge of or specializing in the raising of swine.swingbinA bin (rubbish container) with a lid that swings closed.swingman(sports) A player who can swing between two different positions, often the small forward and shooting guard positions in basketball.switchman(rail transport) A person who operates railway switches that route trains onto rail tracks.switchmenplural of switchmanswollenProtuberant or abnormally distended (as by injury or disease).swollenin(biochemistry) A protein, in fungi of the genus Trichoderma, that is similar to the expansins found in plantsswoln(poetic) Obsolete form of swollen.swonkenpast participle of swinkswoptionAlternative form of swaption.swordfernAlternative form of sword fern.swordfishermanA fisherman who fishes for swordfish.swordmenplural of swordmanswordsmanA person skilled at using swords in sport or combat; a fencer.swordsmenplural of swordsmanswordsperson(rare) A person skilled at using swords in combat.swordswomanA woman skilled at using swords in combat.swordswomenplural of swordswomanswornpast participle of swearswungenArchaic form of swung.syamisenAlternative spelling of shamisen.syenObsolete spelling of scion.syllabation(rare) syllabificationsyllabicationThe act of syllabifying; syllabification.syllabificationThe division of a word into syllables.syllabisationAlternative spelling of syllabization.syllabizationSynonym of syllabification.syllogisationAlternative form of syllogization.syllogizationreasoning by syllogismssylvanPertaining to the forest, or woodlands.sylvestriansylvan; woody or woodlikesymbiodiniaceanAny alga of the family SymbiodiniaceaesymbionArchaic form of symbiont.symbionin(biochemistry) An aphid endosymbiont-specific chaperonin proteinsymblepharon(medicine) A partial or complete adhesion of the eyelid to the eyeball.symbolicationThe process of making symbolic or representing with symbols.symbolificationThe process of symbolifying.symbolisationAlternative form of symbolization.symbolizationThe act of symbolizing; the use of symbols to represent things, or the investing of things with a symbolic meaning.symmedian(geometry) Any of three lines associated with every triangle, constructed by taking a median of the triangle (a line connecting a vertex with the midpoint of the opposite side) and reflecting the line over the corresponding angle bisector (the line through the same vertex that divides the angle there in half).symmetrianSynonym of symmetrician.symmetricianOne who studies the symmetry of parts.symmetrificationThe act of making something symmetricsymmetrisationNon-Oxford British English standard spelling of symmetrization.symmetrizationThe act of making symmetric.symmetron(physics) A scalar field associated with dark mattersympathinAny substance (such as adrenaline) released from sympathetic nerve endings.sympathoactivation(physiology) sympathetic activationsympathochromaffinRelating to chromaffin tissues of the sympathetic nervous system.sympathoexcitationexcitation of, or by means of the sympathetic nervous systemsympathoinhibitioninhibition of the sympathetic nervous systemsympectothionSynonym of ergothioneine.symphenomenon(archaic) A phenomenon resembling others shown by the same object.symphisianRelating to, or composed of, symphysis.symphlebianAny arctiine moth of the genus Symphlebia.symphonion(music, historical) A combination of pianoforte and harmonium, the precursor of the orchestrion.symphylanAny of many arthropods of the class Symphyla.symphytan(entomology) Any member of the Symphyta suborder of sawflies.symplectisationAlternative form of symplectization.symplectization(mathematics) Conversion to symplectic formsymposion(now historical) A drinking together; a symposium.symproportionation(chemistry) comproportionationsymptonMisspelling of symptom.syn(chemistry) That has a torsion angle between 0° and 90°.synanthropizationConversion to the status of a synanthropesynapsin(biochemistry) Any of a family of proteins implicated in the regulation of neurotransmitter release at synapsessynaptobrevin(biology) A small integral membrane protein of secretory vesicles.synaptogyrin(biochemistry) Any of a group of membrane proteins associated with presynaptic vesicles in neuronssynaptojanin(biochemistry) A protein involved in vesicle uncoating in neurons.synaptophysin(genetics) A human gene that encodes a synaptic vesicle glycoprotein.synaptopodin(biochemistry) An actin-binding protein present in the podocytes of the kidneysynaptoporinA particular protein.synaptotagmin(biology) Any of a family of membrane-trafficking proteins characterised by an N-terminal transmembrane region, a variable linker, and two C-terminal C2 domains (C2A and C2B).synaptotoxinAny material that is toxic to synapsessynaxarion(Christianity) A compilation of hagiographies in the Eastern Orthodox, Oriental Orthodox and Eastern Catholic Churches, corresponding roughly to the martyrology of the Roman Church.synchrocyclotronA particle accelerator like a cyclotron, but which operates at variable frequency to account for the particles gaining energy, allowing for greater energies to be achieved.synchronisationNon-Oxford British English standard spelling of synchronization.synchronizationThe state or property of being synchronized.synchrotron(physics) A form of cyclotron in which charged particles are accelerated by an electric field that is synchronized with a magnetic field that keeps them in a circular path.syncitinMisspelling of syncytin.syncoilinA muscle-specific intermediate filament that is a binding partner of desmin.syncollin(biochemistry) A small protein found in the exocrine pancreassyncopation(linguistics, phonology) The contraction of a word by means of loss or omission of sounds or syllables in the middle thereof.syncranterian(herpetology) Having teeth in one continuous row.syncretizationconflation or reconciliation of different systems of beliefs; syncretismsyncytialisationAlternative form of syncytialization.syncytialization(physiology) The formation of syncytiotrophoblasts from cytotrophoblasts, cytotrophoblasts or osteoblastssyncytin(biochemistry) Any of a class of captive retroviral envelope proteins involved in human placental morphogenesissyndapin(biochemistry) Any of a family of membrane-active scaffold proteins that participate in endocytosissyndecanAny of a class of single transmembrane domain proteins thought to act as coreceptors, especially for G protein-coupled receptors.syndeton(grammar, rhetoric) The use of conjunctions or conjunctive structures to connect words, phrases, etc.syndicationThe act of syndicating a news feature by publishing it in multiple newspapers etc, simultaneouslysyndineanAny dinoflagellate of the class SyndineasyndyasmianPertaining to the state of pairing together sexually; said of animals during periods of procreation and while rearing their offspring.synecdochisationAlternative form of synecdochization.synecdochizationThe act of synecdochizing.synechobactin(organic chemistry) Any of a group of siderophores present in the Synechococcus cyanobacteriasynechoxanthin(organic chemistry) An aromatic carotenoid in the cyanobacterium Synechococcussynecthran(zoology) An organism that lives in the home of another organism in order to exploit it, and is treated with hostility or indifference.synectin(biochemistry) A cytoplasmic domain-binding protein that inhibits cell migrationsynedrionAn assembly that holds formal sessions.syneminAn intermediate filament that localizes at the Z-disk and has been shown to bind to α-dystrobrevin, α-actinin, and desmin to act as a mechanical linker in transmitting force laterally throughout the tissue, especially between the contractile myofibrils and extracellular matrix.synexin(biochemistry) A particular adrenal medullary protein involved in calcium metabolismsynexpression(genetics) The coordinated expression of separate genes that have the same functionsyngameon(genetics) A grouping of genetically related organisms that may or may not be morphologically similar and are recognized by systematists as being in different species or subspecies and may even belong to different genera.syngenesian(botany, archaic) syngenesious; synantheroussyngenesiotransplantationSynonym of syngeneic transplantationsynhedrionAlternative form of synedrion.synkaryon(biology) A cell nucleus formed by the fusion of two preexisting nuclei (such as in an egg and a sperm cell)synodsmanA member of a church synod.synonymiconSynonym of thesaurus.synonymificationThe collapsing together of more or less synonymous words into one common linguistic category.synonymisationAlternative form of synonymization.synonymizationThe action, or the result of synonymizing (especially of taxa).synovin(biochemistry) The mucin found in synovia.synphilin(biochemistry) Any of a class of proteins, a mutated form of which is implicated in Parkinson's disease.synstatin(biochemistry) A peptide, derived from syndecan, that disrupts the interaction of integrinssyntacticianOne who studies syntax; especially, a linguist who does so expertly.syntacticizationThe act or process of, or an instance of, syntacticizing.syntanA synthetic tannin.syntaphilin(biochemistry) An axonal mitochondrial protein that disrupts synapse activitysyntaxin(biology) Any of various proteins participating in exocytosis.syntaxonIn phytosociology, a conceptual unit of vegetation comprising a combination of plant taxa.syntenin(biochemistry) A protein that binds the cytoplasmic C-terminal FYA motif of the syndecanssynthaxinAlternative form of syntaxin.synthesization(nonstandard) synthesissynthespianA completely computer-generated character who appears in a film or similar work; a virtual actor.synthetizationAlternative form of synthesization.syntheton(rhetoric) A set phrase linking two or more non-synonymous words by conjunction.synthon(chemistry) In retrosynthetic analysis, a structural unit within a molecule which is related to a possible synthetic operationsynthronon(Eastern Orthodoxy) A structure, in the apse, containing the cathedra and seating for priests assisting a bishop.syntocinonA synthetic form of oxytocin.syntonin(obsolete, biochemistry) A form of fibrin found in muscle tissue, or produced by the action of acids on myosinsyntonization(electronics) The adjustment of two electronic circuits or devices so as to operate at the same frequency.syntopicon(rare) A publication that indexes and compares a number of works in some field.syntrophin(biochemistry) Any of a class of proteins that are associated with dystrophinsynucleinA small, soluble protein primarily expressed in neural tissue and in certain tumors.synurbanSynonym of synurbic.synurbization(ecology) The adaptation of an organism to live predominantly in an urban ecosystemsynurophyceanSynonym of synurid.syonObsolete spelling of scion.syphaxin(biochemistry) A hemolytic protein present in the frog Leptodactylus syphaxsyphilisationAlternative form of syphilization.syphilizationinfection with syphilissyphonAlternative spelling of siphon.syrenObsolete form of siren.syringafactinA hygroscopic biosurfactant produced by Pseudomonas syringae.syringetin(organic chemistry) An O-methylated flavonol, a type of flavonoid.syringin(organic chemistry) A glucoside found in the bark of the lilac (Syringa), among other plants, and extracted as a white crystalline substance.syringolinAny of a family of macrolactam amino acids secreted by Pseudomonas syringae.syringomycinAny of a class of lipodepsinonapeptide molecules secreted by the plant pathogen Pseudomonas syringae.syringopeptinAny of a group of antimicrobial cyclic lipodepsipeptides produced by Pseudomonas syringae.syringotoxinA bioactive metabolite isolated from the bacterium Pseudomonas syringae pv. syringae.syriogeninA particular steroid glycoside found in Asclepias syriaca.syrphianOf or relating to flies of the genus Syrphus or the family Syrphidae.sysadminA system administrator; a person whose job it is to maintain computer or network systems.systematicianA person who works or studies according to a system.systematisation(British spelling) Alternative form of systematization.systematizationThe act of systematizingsystemin(biochemistry) A plant peptide hormone involved in the wound response in the Solanaceae family.systemisationAlternative form of systemization.systemizationsystematizationsystolization(computing) Conversion to systolic form