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pachycurare(pharmacology) A compound belonging to a class of neuromuscular-blocking agents that are structurally bulky and usually associated with nondepolarising activity.packageableAble to be packaged.paddlogaineA form of rogaining taking place on lakes or other bodies of water.padlockableCapable of being padlocked.paganophile(rare) One who likes or supports pagans.pageantlikeResembling a pageant.pahasapaite(mineralogy) An isometric-tetartoidal mineral containing beryllium, calcium, hydrogen, lithium, oxygen, phosphorus, potassium, and sodium.painterlikepainterly; characteristic of a painter or paintingspaisleylikeResembling or characteristic of paisley.palaeoleveeAlternative form of paleolevee.palaeoslopeAlternative form of paleoslope.palaeothereAlternative form of paleothere.palazzolikeResembling or characteristic of a palazzo.paleoattineAny ant of the clade Paleoattinipaleogenome(genetics) An ancient genome.paleosourceA prehistoric sourcepalettelikeResembling or characteristic of a palette.palladseite(mineralogy) An isometric-hexoctahedral white mineral containing palladium and selenium.pallescenceThe quality of being pallescent.palliardise(obsolete) Fornication, lechery.palliardizeTo engage in lechery or lewdness; to fornicate.pallidinineA particular steroid glycoside.palmitamide(organic chemistry) The amide of palmitic acidpalsgravine(historical) The consort or widow of a palsgrave.pamidronate(pharmacology) The conjugate base, or any salt or ester, of pamidronic acid. Used as a medication to inhibit bone loss in disorders of bone metabolism.pampelmoose(obsolete) Alternative form of pampelmoes (“grapefruit”).pampelmouse(obsolete) Alternative form of pampelmoes (“grapefruit”).pamphletize(dated) To publish and distribute pamphlets as a form of propaganda.pancakelikeResembling or characteristic of a pancake.panclastiteAny of a class of Sprengel explosives similar to oxyliquits, consisting of a mixture of liquid dinitrogen tetroxide serving as oxidizer with a suitable fuel.pancosphereA spheroid of pancreatic stem cellspangenotype(genetics) Relating to many genotypespanjarapoleAlternative form of pinjrapole.pannierlikeResembling or characteristic of a pannier.pannierwiseIn the manner of panniers, fastened on either side of the back of a bicycle or pack animal, or carried over both shoulders.panstrosideA particular steroid glycoside.pantetheine(biochemistry) The cysteamine amide analogue of pantothenic acid, an intermediate in the production of coenzyme A by the body.pantheoniseAlternative spelling of pantheonize.pantheonize(transitive) To put or inter in a pantheon.pantherlikeResembling or characteristic of a panther.pantoporate(botany, palynology) Having six or more round holes arranged around the surface.pantygirdleAlternative form of panty girdle.papilionate(botany) Butterfly-like, with a corolla, as that of a pea.papillotome(surgery) An instrument used to make incisions into a papillapapillulate(entomology) Having a minute papilla (papillule) in the centre of a larger elevation or depression.pappardelleA broad form of fettuccine, or a narrow form of lasagne, traditionally eaten with a meat sauce (especially one made with hare).parablelikeResembling or characteristic of a parable.paracarmineA cytological stain composed of carminic acid and calcium chlorideparacaspase(biochemistry) Any of a family of caspases found in animals and slime mouldsparacodeinedihydrocodeineparadiazineSynonym of pyrazine.parafalcineAbove or behind a falxparaffiniseAlternative form of paraffinize.paraglossaeplural of paraglossaparahopeite(mineralogy) A triclinic-pinacoidal colorless mineral containing hydrogen, oxygen, phosphorus, and zinc.parahormoneA substance that is a product of ordinary metabolism and not produced for a specific purpose, but acts like a hormone in modifying the activity of some distant organ, as in the case of carbon dioxide acting on the respiratory centre.parakhinite(mineralogy) A hexagonal-trapezohedral dark green mineral containing copper, hydrogen, lead, oxygen, and tellurium.paralactatesarcolactateparaldehyde(organic chemistry) A cyclic trimer of acetaldehyde once used as an antidepressant.paralleliseAlternative form of parallelize.parallelizeTo make parallel (to each other).paralophule(dentistry) A small crest attached to the back side of the paracone.paralysable(rare) Able to be paralysed.paramaleate(obsolete, organic chemistry) Any salt or ester of paramaleic acid.parametrise(British spelling) To describe in terms of parameters.parametrizeAlternative form of parameterize.paramutableAble to undergo paramutationparaoxonase(biochemistry) Any of a group of enzymes that act as antioxidantsparapeptone(biochemistry) An albuminous body formed in small quantity by the peptic digestion of proteids. It can be converted into peptone by pancreatic juice, but not by gastric juice.parapetlikeResembling or characteristic of a parapet.paraphysate(botany) Having paraphysesparapinnateMisspelling of paripinnate.parapontine(anatomy) Adjacent to the pons.paraquinone(organic chemistry) 1,4-benzoquinoneparareptile(zoology) Any member of subclass or clade †Parareptilia of extinct reptiles.parascienceScience that is nonmainstream or carried out in a subsidiary capacity.paraselenaeplural of paraseleneparasoletteA small parasol.paraspeckle(cytology) An irregularly shaped compartment of the cell, found in the nucleus's interchromatin spaceparastacineRelating to crayfish of the genus ParastacusparastriateBeyond or over the striatumparasuicideA supposed suicide attempt that was not intended to succeed.parasystoleA kind of arrhythmia caused by the presence and function of a secondary pacemaker in the heart, which works in parallel with the S-A node.paratergiteSynonym of laterotergite.paratheatreAlternative form of paratheater.parauterineSituated beyond the uterusparavauxite(mineralogy) A triclinic-pinacoidal mineral containing aluminum, hydrogen, iron, oxygen, and phosphorus.paraventure(obsolete) peradventure; perchanceparconazole(pharmacology) An antifungal drug.parenticideThe killing of a parent.parfocalize(transitive) To make parfocal.pargeverine(pharmacology) An antispasmodic drug.paridocaine(pharmacology) An anesthetic drug.paripinnate(botany) pinnate with a pair of leaflets at the apexparrothouseAn aviary where parrots and similar exotic birds are kept for display.parsleylikeResembling or characteristic of parsley.parsniplikeResembling or characteristic of a parsnip.partakeable(rare) Able to be partaken of.participate(intransitive) To join in, to take part, to involve oneself (in something).particulateComposed of separate particles.partisanize(transitive) To make partisan.partogrammeAlternative form of partogram.parturienceThe quality of being parturient; labour leading to childbirth.parturitive(archaic) Pertaining to parturition; obstetric.pasireotide(pharmacology) An orphan drug used to treat Cushing's disease.passacailleAlternative form of passacaglia.passageableThrough which passage can be made; traversable.passecailleAlternative form of passacaglia.passionlikeResembling or characteristic of passion.passionvineSynonym of passionflower.passportize(rare) To induce (residents of another country) to take up the citizenship of and possess a passport from one's own country (chiefly Russia).pastoraliseAlternative form of pastoralize.pastoralize(transitive) To make pastoral.pastourelleA type of poetry concerning the romance of a shepherdess.patchoulene(organic chemistry) The triterpene 2,3,6,7,8,8a.alpha.-hexahydro-1.beta.,4,9,9-tetramethyl-1H-3a,7-methanoazulene found in patchoulipatellamideAny of a class of lipophilic cytotoxic cyclic peptides that were originally isolated from the marine tunicate Lissoclinum patellapatellazole(organic chemistry) Any of a group of cytotoxic thiazole macrolides present in the marine tunicate Lissoclinum patellapatellulateShaped like a little dish or vase.paternaliseAlternative spelling of paternalize.paternalize(transitive) To make paternal; to place in a fatherly role.pathologiseAlternative spelling of pathologize.pathologize(transitive) To characterize as a pathology or disease; to characterize (a person) as suffering from a disease.pathosphere(pathology, genetics) All the pathogens of a certain environment, together with their gene poolpatientcareThe care of patients; healthcare.patientlikeResembling or characteristic of a patient.patrescenceThe process of becoming (and coming to inhabit the role of) a father.patrocinate(obsolete) To support; to patronize.patrollableCapable of being patrolled.patternableDescribing a material on which a pattern may be etched.patternlikeResembling a pattern; regular.pauciimmuneAlternative form of pauci-immune.paulkerrite(mineralogy) An orthorhombic-dipyramidal mineral containing aluminum, fluorine, hydrogen, iron, magnesium, manganese, oxygen, phosphorus, potassium, and titanium.pavettamine(organic chemistry) The cardiotoxin (2R,4S)-1-amino-5-[[(2S,4R)-5-amino-2,4-dihydroxypentyl]amino]pentane-2,4-diol present in the coffee plant and other plants in family Rubiaceae.pavingstoneAlternative form of paving stone.pazinacloneA sedative and anxiolytic cyclopyrrolone drug.peacocklikeResembling or characteristic of a peacock.peacockwiseIn the manner of a peacock.peasantlikeResembling or characteristic of a peasant.pebblestone(countable) A pebble.pectenolone(organic chemistry) A particular carotenoid.peculiariseAlternative form of peculiarize.peculiarize(transitive) To make peculiar; to set apart or assign as an exclusive possession.pedagoguese(derogatory) The jargon used by educationists.pedanticize(intransitive) To be a pedant.pederastice(obsolete) pederastypedestalizeTo place something on a pedestal; to hold something in very high esteem, especially to an exaggerated degree.pedicellateHaving (or supported by) a pedicel.pedoclimateA microclimate within soil that integrates the combined effects of its temperature, water content and aeration.pedofeature(soil science) A zone in a soil that is distinct from the surrounding soils.pedotactileThat can be felt with the feet.pedunculateHaving a peduncle or stalkpefurazoateA particular fungicide.pegloticase(pharmacology) A recombinant porcine-like uricase used as a drug to treat severe gout.pelagiphage(biology) A bacteriophage of the open seapelagophyteAny of several heterokont algae of the class Pelagophyceae.pelargonate(organic chemistry) Any salt or ester of pelargonic acidpelicanlikeResembling or characteristic of a pelican.pellettableMisspelling of pelletable.pelliculateBearing a pellicle.pellitorineAn unsaturated secondary amide that occurs as a toxic alkaloid in the root of the pellitorypellonulineAny freshwater herring of the subfamily Pellonulinaepemafibrate(pharmacology) A drug that modulates peroxisome proliferator-activated receptorspemmicaniseAlternative form of pemmicanize.pemmicanizeTo make pemmican out of; to dry and beat into a paste, possibly combining with fat and berries.penalizableCapable of being penalized.penconazoleA particular fungicide.pendantlikeResembling or characteristic of a pendant.penectomize(transitive, surgery, rare) To remove the penis from; to perform a penectomy on.penetrativeThat can or does physically penetrate something; piercing, penetrating.penfieldite(mineralogy) A hexagonal-dihexagonal dipyramidal mineral containing chlorine, hydrogen, lead, and oxygen.penguinlikeResembling or characteristic of a penguinpenicillate(botany, zoology) Having tufts of fine hairs, or in the form of a tuft of fine hairs.peninsulate(transitive) To make into a peninsula; to surround almost entirely with water.pennoncelleAlternative form of pennoncel.pensionableEligible to receive a pension.pentabamate(pharmacology) A carbamate tranquilizer.pentaborane(inorganic chemistry) Either of two boranes containing five boron atoms, but especially the stable compound B₅H₉ once proposed as a rocket fuelpentaborate(inorganic chemistry) The oxyanion of boron B₅O₈⁻; any salt containing this anionpentacetate(organic chemistry) Alternative form of pentaacetate.pentachrome(cytology) A complex staining procedure that stains various parts of cells different colours.pentacosane(organic chemistry) Any of very many isomeric forms of a saturated aliphatic hydrocarbon having 25 carbon atoms, but especially n-pentacosane CH₃(CH₂)₂₃CH₃ that is found in beeswaxpentacosene(organic chemistry) Any of very many isomeric forms of an unsaturated aliphatic hydrocarbon having 25 carbon atoms and one double bondpentadecane(organic chemistry) Any of very many isomeric saturated aliphatic hydrocarbons having fifteen carbon atoms; but especially n-pentadecane, CH₃(CH₂)₁₃CH₃pentadecene(organic chemistry) Any alkene that has fifteen carbon atoms and one double bond, but especially 1-pentadecene or cis 7-pentadecenepentadecyne(organic chemistry) Any alkyne that has fifteen carbon atomspentafuside(medicine) A synthetic polypeptide intended as a treatment of HIV infectionpentagonite(mineralogy) A silicate of calcium and vanadium found in basalts and tuffspentagramme(rare, archaic) Alternative form of pentagram.pentahalide(chemistry) Any halide containing five halogen atomspentaiodide(chemistry) Any iodide having five iodine atomspentaketideAny polyketide composed of five ketide monomerspentalamideAn antifungal drug.pentalenene(organic chemistry) A triquinane sesquiterpene related to pentalenic acidpentalobateHaving five lobes.pentalysineAn oligopeptide composed of five lysine amino acidspentamerideAny extinct brachiopod of the order †Pentameridapentamerize(chemistry) To polymerize to form a pentamerpentamidine(pharmacology) A synthetic antibiotic drug used chiefly in the form of its salt C₂₃H₃₆N₄O₁₀S₂ especially to treat protozoal infections (such as leishmaniasis) and to prevent pneumocystis pneumonia.pentathlete(athletics) An athlete who competes in the pentathlon.pentatomineRelating to the pentatomidspentatriene(organic chemistry) Any of several isomeric unsaturated aliphatic hydrocarbons having five carbon atoms and three double bondspentazocine(pharmacology) A synthetic compound that is a potent nonaddictive analgesic, often given during childbirth.penthienateA particular antimuscarinic drug.pentlandite(mineralogy) A mixed iron and nickel sulfide mineral, with the chemical formula (Fe,Ni)₉S₈; the major ore of nickel.pentosidineA biomarker for advanced glycation end products.pentoxazoneThe herbicide 3-(4-chloro-5-cyclopentyloxy-2-fluorophenyl)-5-isopropylidene-1,3-oxazolidine-2,4-dione.pentylamine(organic chemistry) Any of several isomeric amines derived from a pentane, but especially the primary amine CH₃(CH₂)₄NH₂penultimate(UK, in US usually formal, literary or scholarly) Next to last, second to last; immediately preceding the end of a sequence, list, etc.peplosphereThe lower layer of the atmosphere that is in direct contact with the groundpeptotoxineArchaic form of peptotoxin.perafensineAn anxiolytic drug.peralkaline(geology) Describing igneous rocks that have a higher ratio of sodium and potassium to aluminium than is needed to produce feldsparperambulate(intransitive) To walk about, roam or stroll; to ambulate.perastatate(inorganic chemistry) The anion AtO₄⁻; any salt containing this anionperceivableCapable of being perceived; discernible.perceivance(obsolete) perception.percentwiseIn percentage terms.perceptibleAble to be perceived, sensed, or discerned.percesocineRelating to, or resembling, fish of suborder Percesoces, including gray mullets, barracudas, and silversides.perchlorate(chemistry) Any salt of perchloric acid; used in pyrotechnics and as powerful oxidizing agents.perchloride(chemistry) A chloride having a higher proportion of chlorine than any other chloride of the same substance or series.percolativeThat percolatespercussible(medicine) detectable by means of percussion (tapping of the body)peregrinate(intransitive) To travel from place to place, or from one country to another, especially on foot; hence, to sojourn in foreign countries.perendinate(intransitive, rare, formal) To procrastinate for a long time, especially two days.perfectableMisspelling of perfectible.perfectibleAble to be perfected; capable of perfection.perfightlieObsolete form of perfectly.perforasome(anatomy) A perforator and its immediate vascular territoryperforative(dated) Having the power to perforate or pierce; piercing.performableAble to be performed.performanceThe act of performing; carrying into execution or action; execution; achievement; accomplishment; representation by action.perfumelikeResembling or characteristic of perfume.perfusativeRelating to perfusionpergolalikeResembling a pergola.perhexilineA prophylactic antianginal agent.perhorresce(rare, formal, ambitransitive) To shudder (at).periciazineAn antipsychotic drug.periclasite(mineralogy) periclasepericlitate(obsolete) To endanger.pericyazineA phenothiazine antipsychotic drug.peridentate(anatomy) Surrounding the dentate nucleusperieccrineSurrounding a sweat glandperieschkjeAlternative spelling of pirozhki.periodicize(transitive) To make periodic; to divide into periods.periodinane(organic chemistry) Any heterocycle containing hypervalent iodine.perioxidaseMisspelling of peroxidase.peripherome(biochemistry) The proteome of all membrane peripheral proteinsperiphysate(mycology) Having periphyses.periplanone(biochemistry) Any of a group of sex pheromones produced by the female American cockroach Periplaneta americana.peripontineSurrounding the pons in the brain stem.perispeckle(cytology) The periphery of the nuclear speckle of a neuronperispindle(biology) Surrounding a spindleperisterite(mineralogy) A variety of albite, whitish and slightly iridescent.peristriateAround the striatumperisystole(physiology) The brief interval between the diastole and systole of the heart.periuterine(anatomy) surrounding the uterus.perjorativeMisspelling of pejorative.perlustrateTo travel through an area in examination or survey.permeabliseAlternative spelling of permeabilize.permiscible(archaic) Capable of being mixed.permissableMisspelling of permissible.permittablepermitted; permissible; allowablepermittanceThe act of permitting; allowance; permission; leave.permutativeOf or pertaining to permutationperomyscineAny rodent of the tribe Peromysciniperospirone(pharmacology) An antipsychotic piperazine drug.peroxidableSubject to peroxidationperpendicle(uncommon, obsolete) Something that hangs down, especially straight down, such as a plumb line.perpetrableCapable of being perpetrated.perpetuableCapable of being perpetuated or continued.perpetuanceObsolete form of perpetuana (“type of fabric”).perplexableAble to be perplexed; confusable.perraultite(mineralogy) A monoclinic-sphenoidal orange brown mineral containing barium, calcium, fluorine, hydrogen, iron, manganese, niobium, oxygen, potassium, silicon, sodium, and titanium.perselenide(inorganic chemistry) Any selenide containing two or more selenium atomsperseverate(intransitive, chiefly psychology) To persist in doing something; to continue to repeat an action after the original stimulus has ended.persicoside(organic chemistry) The flavonoid glycoside (2S)-2-(3-hydroxy-4-methoxyphenyl)-7-methoxy-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,3-dihydrochromen-4-onepersistable(computing) That can be made to persist; permanent.persistanceMisspelling of persistence.persistenceThe property of being persistent.personaliseNon-Oxford British English standard spelling of personalize.personalize(transitive) To adapt something to the needs or tastes of an individual.personativePortraying a person or persons.perspectiveA view, vista or outlook.perspicable(obsolete) discernibleperspirableCapable of being perspired.persuadableAble to be persuaded (convinced).persulphateAlternative spelling of persulfate.persulphideAlternative spelling of persulfide.pertechnateAny salt or ester of pertechnic acid.perturbableThat can be perturbedperturbanceperturbationpervanadate(inorganic chemistry) The oxyanion VO₄³⁻ or any salt containing this anionpervaporate(physical chemistry) To evaporate through a semipermeable membrane, as a method of separating liquids.pervertableAlternative form of pervertible.pervertibleCapable of being perverted.pervicoside(organic chemistry) Any of a group of triterpene oligoglycoside sulfates present in the sea cucumber Holothuria pervicaxpervilleine(organic chemistry) Any of a group of alkaloids related to tropanepetedunnite(mineralogy) A monoclinic-prismatic dark green mineral containing calcium, iron, magnesium, manganese, oxygen, silicon, sodium, and zinc.pethoxamideThe herbicide 2-chloro-N-(2-ethoxyethyl)-N-(2-methyl-1-fenylprop-1-enyl)aceetamidepetiolulate(botany) Supported by its own petiolulepetrescenceThe process of changing into stone; petrification.petrifiableCapable of being petrified.petrosphere(archaeology) Any roughly spherical artefact made of stone.petrovicite(mineralogy) An orthorhombic-dipyramidal gray mineral containing bismuth, copper, lead, mercury, and selenium.petuniosideA particular steroid glycoside.pezzottaite(mineralogy) A cesium analog of beryl, a silicate of cesium, beryllium, lithium and aluminium that crystallizes in the trigonal system.phacochoere(zoology) The warthog Phacochoerus aethiopicusphaeochromeSynonym of chromaffin.phagocytise(immunology, cytology, British) To ingest (something) by phagocytosis.phagocytize(immunology, cytology, US) To ingest (something) by phagocytosis.phagocytose(immunology, cytology) To phagocytize; to ingest by phagocytosis.phagraphene(neologism) A two-dimensional form of graphene, the allotrope of carbon found in graphite, with 5/6/7-sided rings instead of just the 6-sided ones found in conventional graphene.phalloidineAlternative form of phalloidin.phallotremeA form of penis in some insectsphalluslikeResembling or characteristic of a phallus.phanerozoneAny phanerozonate starfishphanquinoneAn antiprotozoal agent with bactericidal activity.phantascope(historial, photography) An optical instrument or toy, resembling the phenakistoscope and illustrating the same principle.phantomlikeLike a phantom; ghostly.phantomwiseIn the manner of a phantom; ghostlily.phantoscopephenakistoscopephaunouxite(mineralogy) A triclinic-pinacoidal colorless mineral containing arsenic, calcium, hydrogen, and oxygen.phebotomineMisspelling of phlebotomine.phenacemideAn anticonvulsant of the urea class.phenacetineAlternative form of phenacetin.phenadoxone(pharmacology) A particular narcotic painkiller.phenalenone(organic chemistry) A tricyclic aromatic ketone having a carbonyl group in the cyclohexene ring of phenalenephenaridine(pharmacology) A particular narcotic painkiller.phenazocine(pharmacology) A particular narcotic painkiller.pheneridine(pharmacology) A particular narcotic.phenetamineA spasmolytic drug.phenetidine(organic chemistry) o-, m- or p-aminophenyl-ethyl etherpheneturideA particular anticonvulsant medication of the ureide class.phenindioneAn anticoagulant that functions as a vitamin K antagonist.pheniramineAn antihistamine with sedative effects, used to treat allergic conditions such as hay fever and urticaria.phenolamide(organic chemistry) Any phenolic amide, but especially a group of compounds formed from plant polyaminesphenolamine(organic chemistry) aminophenolphenomeniseAlternative form of phenomenize.phenomenize(transitive) To bring into the realm of experience.phenoxazine(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to oxazinephenoxazone(organic chemistry) An oxo- derivative of phenoxazine that is the chromophore of actinomycinsphentermineAn appetite suppressant of the amphetamine and phenethylamine classes.phenylamide(organic chemistry) Any N-phenyl derivative of an amide, especially any of a class of fungicides that have this structurephenylamine(organic chemistry) Alternative name for aniline (C₆H₅NH₂).phialosporeAny of series of spores that form on the tip of the phialide of a fungusphilhellenePhilhellenic.phillipsite(mineralogy) A mineral of the zeolite group, a hydrated potassium, calcium and aluminium silicate with monoclinic crystals.philologiseAlternative spelling of philologize.philologizeTo do the work of a philologist, to study words and their origins.philosemiteAlternative form of philo-Semite.philosophieObsolete form of philosophy.phleboscopeA device used to visualise veins beneath the skinphleichrome(organic chemistry) The perylenequinone derivative 4,9-dihydroxy-6,7-bis(2-hydroxypropyl)-1,5,8,12-tetramethoxyperylene-3,10-dionephleomycineAlternative form of phleomycin.phlobaphene(organic chemistry) Any of various reddish-brown phenolic substances found in the bark of oak, etc.phloridzineAlternative form of phlorizin.phlyctenuleA characteristic nodular affection occurring as an allergic response of the conjunctival and corneal epithelium to some endogenous allergens to which they have become sensitized.phoenixlikeResembling a phoenix, especially in being (figuratively) reborn after destruction.phonemiciseAlternative form of phonemicize.phonemicize(transitive, linguistics) To represent as a phoneme or series of phonemes.phonestheme(linguistics) A sound that, because it appears in a number of words of similar meaning, has a recognizable semantic association.phoneticiseAlternative form of phoneticize.phoneticize(transitive) To spell by phonetic script.phonofiddleA Stroh violin.phonogrammeRare spelling of phonogram.phonolocate(biology) To move towards an attractive soundphonologiseNon-Oxford British English standard spelling of phonologize.phonologize(phonetics) To shift to a phonemic status by developing a phonetic feature.phosphamide(organic chemistry) Any amide of a phosphonic acid (i.e. in which one of more OH groups have been replaced by -NH₂ etc)phosphatase(biochemistry) Any of several enzymes that hydrolyze phosphate esters, and are important in the metabolism of carbohydrates, nucleotides and phospholipids, and in the formation of bone.phosphatide(chemistry) a phospholipidphosphatiseAlternative form of phosphatize.phosphatizeto convert something into a phosphatephosphatome(biochemistry, genetics) The complete set of phosphatases found in a biological sample; especially that found in a person's body under normal conditions, and when suffering from a diseasephosphazene(chemistry) Any of a class of compounds in which a phosphorous atom is covalently linked to a nitrogen atom by a double bond, and to three other atoms or radicals by single bonds.phosphazine(organic chemistry) The six-membered aromatic heterocycle containing four carbon atoms, one nitrogen atom and one phosphorus atomphosphepane(organic chemistry) A saturated seven-membered heterocycle containing six carbon atoms and one phosphorus atomphosphepine(organic chemistry) A seven-membered unsaturated heterocycle containing six carbon atoms, one phosphorus atom and three double bonds; any derivative of this compoundphosphetane(organic chemistry) A saturated four-membered heterocycle containing three carbon atoms and one phosphorus atomphosphinane(organic chemistry) A saturated six-membered heterocycle containing five carbon atoms and one phosphorus atomphosphinate(organic chemistry) Any organophosphorus compound of general formula R₂(R^'O)P=Ophosphinine(organic chemistry) Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and a phosphorus atom; especially the simplest one, C₅H₅P.phosphinite(organic chemistry) Any organophosphorus compound of general formula P(OR)R₂phosphirane(organic chemistry) A saturated heterocycle that has two carbon atoms and a phosphorus atomphosphirene(organic chemistry) An unsaturated heterocycle that has two carbon atoms, a phosphorus atom and a double bondphosphocane(organic chemistry) A saturated eight-membered heterocycle containing seven carbon atoms and one phosphorus atomphospholane(organic chemistry) A saturated, five-membered heterocycle having four carbon atoms and one phosphorus atom; any derivative of this compoundphosphonate(chemistry) Any salt or ester of a phosphonic acid; many of its derivatives have important biological activity.phosphonite(organic chemistry) Any organophosphorus compound of general formula (RO)₂(R^')Pphosphorane(chemistry) the hydride of phosphorus PH₅ and any of its hydrocarbyl derivativesphosphorate(transitive) To combine or treat with phosphorus; to phosphorize.phosphorene(inorganic chemistry) A semiconductor allotropic form of phosphorus in the form of two-dimensional layers, with a quasi-flat hexagonal honeycomb structure of derivative of black phosphorusphosphorine(organic chemistry) An analogue of pyridine in which the nitrogen atom is replaced by one of phosphorus.phosphoriseAlternative spelling of phosphorize.phosphorite(mineralogy) a sedimentary rock rich in phosphate minerals such as apatitephosphorize(transitive) To combine or treat with phosphorus; to phosphorate.phosphosite(biochemistry, genetics) A site (on a protein etc) responsible for, or associated with, phosphorylationphosphotaseMisspelling of phosphatase.phosphotomeMisspelling of phosphatome.phosphylene(obsolete, chemistry) phosphanylidenephotoactiveAble to convert the energy of light into electricity via photoelectricityphotocentreAlternative form of photocenter.photochromeAlternative form of photochrom.photocleave(chemistry, physics) To cleave a bond by photolysisphotodamage(chemistry, physics) photochemical damagephotodeviceA photodetector.photoenzyme(biochemistry) Any enzyme that catalyses a photochemical reactionphotoevolveSynonym of photoemit.photoexcite(physics) To excite (an electron etc.) by means of photoexcitationphotoexposeTo expose to lightphotoimmuneAlternative form of photoimmunotherapeutic.photoionize(physics) To cause or to undergo photoionization.photokinase(biochemistry) A kinase involved with photokinesisphotolabile(chemistry) Labile or kinetically unstable in the presence of light; subject to photochemical or photophysical reactions.photolysate(chemistry) The product of a photolysis reactionphotomotile(biology) motile in the presence of lightphotoporateTo modify a membrane by means of photoporationphotopyrone(organic chemistry) The ketone 3-hexyl-4-hydroxy-6-(2-methylpropyl)pyran-2-one (and related compounds) that at as quorum sensing signals in PhotorhabdusphotoreduceTo cause or undergo photoreduction.photoregime(biology) A period during which an organism is subjected to a particular regime of light and darkphotosphere(astronomy) A visible surface layer of a star, and especially that of a sun.photostableExhibiting photostabilityphototriodeA three-terminal semiconductor.photouptakeSynonym of photoabsorption.phragmocone(malacology) The chambered portion of the shell of certain cephalopods, divided by septa into camerae.phragmosome(cytology) A sheet of cytoplasm forming in highly vacuolated plant cells in preparation for mitosis.phthalamide(organic chemistry) The amide of phthalic acidphthalazide(organic chemistry) A bicyclic heterocycle that is the hydrazide analogue or phthalimide.phthalazine(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to pyridazinephthalazone(organic chemistry) A keto-hydro derivative of phthalazinephthalimide(organic chemistry) The imide of phthalic acid, used in the manufacture of some plastics.phuralumite(mineralogy) A monoclinic-prismatic lemon mineral containing aluminum, hydrogen, oxygen, phosphorus, and uranium.phycochrome(botany) A bluish-green pigment in certain blue-green algae.phycomyceteA member of the obsolete class Phycomycetes, now considered a group of fungi in multiple, unrelated classes.phycosphere(cytology) The region of mucus that surrounds a phytoplankton cellphylloclade(botany) A flattened stem, a type of cladode that has unlimited extension growth and resembles a leaf.phyllophyte(botany, rare) A plant characterized as structurally based upon or possessing true leaves.phylloplane(ecology) The surface of a leaf, considered as a habitatphyllorhine(zoology) Having a noseleaf.phyllostineAn organic compound produced by Penicillium megasporum fungi.phyllostome(zoology, dated) phyllostomidphylloxeraeplural of phylloxeraphylosophieObsolete form of philosophy.physicaliseAlternative spelling of physicalize.physicalizeTo express using movements of the body.physiocrine(biochemistry) Any of a family of physiologically-active cytokinesphytoactive(biochemistry) active in plant biochemistryphytocenoseAlternative form of phytocoenosis.phytochrome(biochemistry) Any of a class of pigments that control most photomorphogenic responses in higher plantsphytofluene(organic chemistry) An orange-coloured carotenoid pigment found in tomatoes and other vegetables.phytoindoleAn indole that naturally occurs in plants.phytosphere(ecology) The interior and exterior of plants regarded as an ecosystempiaculative(rare) Piacular; atoning for sin or crime.picartamideA proton pump inhibitor.pichakaareeAlternative form of pichakaree.pickaninnieAlternative form of pickaninny.pickelhaube(historical) A spiked helmet worn by German troops, especially during the First World War.pickethouseAlternative form of picket-house.piclonidine(pharmacology) An antihypertensive drug.picloxydineA bisbiguanide antiseptic used in eyedrops.picobenzideAn antipsychotic drug.picopipetteA picoscale pipette.picromerite(mineralogy) An evaporite, consisting of a mixed potassium and magnesium sulphate, with the chemical formula K₂Mg(SO₄)₂·6(H₂O).picrotoxineAlternative spelling of picrotoxin.pictogrammeRare spelling of pictogram.pictureableAlternative form of picturable.picturelikeResembling or characteristic of a picture.picturesomeCharacterised or marked by pictures; characteristically picturesquepicturesqueResembling or worthy of a picture or painting; having the qualities of a picture or painting; pleasingly beautiful.piedmontite(mineralogy) piemontite (a manganic variety of epidote)piezoactiveProducing an effect or transformation in response to pressure.piezosphere(ecology) The deep-sea environment inhabited by piezophilespigmentlikeResembling or characteristic of a pigment.pignorative(dated) pledging; pawningpilgrimlikeResembling or characteristic of a pilgrim.pillageableAble or fit to be pillaged.pillararene(organic chemistry) Any of a class of macrocyclic hydrocarbons formed from hydroquinone entities linked by methylene bridgespillionwiseIn the manner of a pillion.pilocarpine(biochemistry, pharmacology) A miotic alkaloid C₁₁H₁₆N₂O₂ obtained from jaborandi that is used chiefly in the form of its hydrochloride or nitrate especially in the treatment of glaucoma.pilocereine(organic chemistry) The trimer of lophocereine.pimanthrene(organic chemistry) The tricyclic hydrocarbon 1,7-dimethyl-phenanthrenepimaradiene(organic chemistry) The tricyclic diterpene (4aS,4bS,7S,10aS)-7-ethenyl-1,1,4a,7-tetramethyl-3,4,4b,5,6,9,10,10a-octahydro-2H-phenanthrene.pimelautide(pharmacology) A biological response modifier drug.pimethixeneAn antihistamine drug often used to treat hyperactivity, anxiety, sleep disorders, and allergies, also used for anesthesia and as a bronchodilator.pimobendaneAlternative form of pimobendan.pinakiolite(mineralogy) A monoclinic-prismatic black mineral containing boron, magnesium, manganese, and oxygen.pindownableAble to be pinned down; not elusive; categorizable.pinealocyteA single cell within the pineal gland which is involved in melatonin secretion and circadian rhythms.pinjarapoleAlternative form of pinjrapole.pinocarvone(organic chemistry) The bicyclic monoterpenoid ketone 6,6-dimethyl-2-methylidenebicyclo[3.1.1]heptan-3-one.pipacycline(pharmacology) A tetracycline antibiotic.pipamperone(pharmacology) An antipsychotic drug derived from butyrophenone and used in the treatment of schizophrenia.pipenzolateA particular antimuscarinic.pipequalineAn anxiolytic drug.piperaquine(medicine) A bisquinoline antimalarial drugpiperocaine(pharmacology) A local anesthetic.pipistrelleAny of various species of bats of the genus Pipistrellus.pipotiazineA particular antipsychotic drug.pirandamineA tricyclic SSRI, structurally related to tandamine.pirenperone(pharmacology) An anxiolytic drug.pirenzepine(pharmacology) A drug used in the treatment of peptic ulcers, one of the muscarinic receptor antagonists.pirfenidoneAn experimental drug for the treatment of idiopathic pulmonary fibrosis.piridocaine(pharmacology) An anesthetic drug.pirifibrateAn antilipidemic drug.piriqualoneAn anticonvulsant drug.piritramide(pharmacology) A particular narcotic painkiller.piroheptineAn anticholinergic and antihistamine used as an antiparkinsonian agent.pirtenidineA topical antiinfective drug.pistonphoneAn acoustic calibrator based on a piston pushing on a fixed volume of air.pitchblende(mineralogy) Naturally-occurring uranium oxide, a variety of the mineral uraninite.pitcherlikeResembling or characteristic of a pitcher.pivaldehydeAlternative form of pivalaldehyde.plagioclase(mineralogy) Any of a group of aluminum silicate feldspathic minerals ranging in their ratio of calcium to sodium.plagiostome(obsolete, ichthyology) One of the Plagiostomi, a former group of sharksplanetquakeA seismic event occurring on a planet (especially one other than Earth).planetscapeThe landscape of the surface of a planet.planisphereAny representation (map projection) of part of a sphere on a plane surface.planktivore(biology) An animal feeding primarily on plankton, such as a blue whale.planogameteOne of the motile ciliated gametes, or zoogametes, found in isogamous plants and green algae.planozygote(biology) A mobile zygote.plantigrade(zoology) Of an animal: walking with the entire sole of the foot on the ground.plasmapauseThe sharp outer boundary of the plasmasphere.plasmochineAlternative form of plasmoquine.plasmoquine(medicine) Synonym of chloroquine.plasterableSuitable for having plaster applied.plasterlikeResembling or characteristic of plaster (the material).plasticrete(science fiction) A durable construction material.plasticwareCulinary or scientific equipment made of plastic.plateresquePertaining to an ornate style of architecture of 16th-century Spain suggestive of silver plate.platinotype(uncountable) A method of making photographic prints using platinum salts.platitudiseAlternative form of platitudinize.platoonmateA member of the same platoon.platterlikeHaving the form of a platter (flat and round)plattnerite(mineralogy) A tetragonal-ditetragonal dipyramidal mineral containing lead and oxygen.platycerineA particular pavinane alkaloid.platypodineRelating to ambrosia beetles of the subfamily Platypodinaeplatyrrhine(anatomy) Having a broad, flat nose.playfairite(mineralogy) A monoclinic-prismatic mineral containing antimony, lead, and sulfur.pleasurableThat gives pleasurepleasurance(countable, nonstandard, rare) A pleasance (pleasure garden).plebeianiseAlternative form of plebeianize.plebeianize(transitive) To make plebeian, common, or vulgar.plecanatide(medicine) A peptide used to treat constipationplectostele(botany) A type of protostele in which the two types of vascular tissue in the stem are intermingled.pleuroscopeSynonym of thoracoscope.pleurostyleA form of urostyle composed of uroneurals rather than centraploughhorseA horse who pulls a plough.ploughshare(British spelling) The cutting edge of a plough, typically a metal blade.plumptitude(uncountable) The quality or state of being plump.plunderablewhich can be plundered, robbedplundersomeCharacterised or marked by plunderingplungerlikeResembling or characteristic of a plunger.plushophileOne who has plushophilia.pluviophile(neologism) One who loves rain; one who finds joy and peace of mind during rainy dayspneumatique(historical) The pneumatic postal system in Paris (abolished 1984), or a letter sent by this system.pneumophageA bacteriophage that counters bacterial infection of the lungspneumostomeA pore through which slugs and other gastropods breathepocketknifeA knife small enough for carrying safely and handily in a pocket; usually a folding knife (with blades or tools that the user can fold or retract into the handle).pocketphone(dated or science fiction) A telephone that fits in one's pocket; a mobile phone.pococuranteApathetic, indifferent or nonchalant.podcastable(Internet, neologism, rare) Capable of being podcasted.pogonophile(uncommon) One who loves or studies beards.pogonophobe(rare, humorous) An individual who suffers from pogonophobia.pogonophoreA pogonophoranpoikilocyte(physiology) An irregularly-shaped red blood cell.pointerlikeLike a pointer (needle-like indicator).pointillage(art) Synonym of pointillism.poitevinite(mineralogy) A triclinic-pinacoidal mineral containing copper, hydrogen, iron, oxygen, sulfur, and zinc.poitrinaire(chiefly literary) Someone suffering from tuberculosis, or a similar lung disease.pokrovskite(mineralogy) A monoclinic-prismatic mineral containing carbon, hydrogen, magnesium, and oxygen.polarisableAlternative spelling of polarizable.polariscopeA polarimeter.polarizableAble to be polarizedpolarizance(physics) The ability to produce polarized lightpolemoscopeopera glasses or field glasses with an oblique mirror arranged for seeing objects that do not lie directly in front.polentalike(rare) Resembling polenta.polhemusite(mineralogy) A tetragonal-dipyramidal black mineral containing mercury, sulfur, and zinc.policyscapeA "landscape" of political (and other) policiespolitickeseAlternative spelling of politicese.politzerize(medicine, transitive) To carry out politzerization on.polkanovite(mineralogy) A hexagonal-dipyramidal gray mineral containing arsenic and rhodium.polkovicite(mineralogy) An isometric-hexoctahedral brownish gray mineral containing germanium, iron, lead, and sulfur.pollinivore(zoology) Any animal that feeds on pollen; a palynivore.polliwiggleAlternative form of polliwog.polnoglasie(phonology) The phenomenon of disyllabic -oro-, -ere- and -olo- reflexes in East Slavic languages of Late Proto-Slavic closed syllable clusters involving a vowel *a, *o, *e followed by a liquid *r or *l.poltergoose(rare, humorous, nonce word) A ghost goose.polyadenine(biochemistry) A long section of nucleic acid containing only the adenine nucleosidepolyalanine(organic chemistry, biochemistry) A polypeptide (or section of a protein) containing only alanine residuespolyaminase(biochemistry) Any enzyme that catalyses a polyaminationpolyaminate(organic chemistry) To introduce many amine groups into a moleculepolyaniline(organic chemistry) An electrically conducting polymer of anilinepolyaxoneme(biology) A group of many axonemespolyazulene(organic chemistry) An electrically conducting polymer in which the repeat units are azulene molecules linked through the five-membered ring.polybetaine(organic chemistry) A polyampholyte whose repeat unit is derived from betainepolybromide(chemistry) A molecule or ion containing three or more bromine atomspolycarbene(organic chemistry) A polymeric carbenepolychroite(obsolete, organic chemistry) The coloring matter of saffron.polyciliateHaving multiple cilia.polycladose(zoology) Having many branchespolyculture(agriculture) The planting of two or more crops in the same place.polycyanate(chemistry) Any compound containing multiple cyanate functional groupspolycystine(zoology) Pertaining to the Polycystina.polydactyleAlternative form of polydactyl.polydentate(chemistry, of a ligand) Coordinated to the central atom by several bonds; multidentatepolydioxaneA synthetic polymer used to make surgical suturespolydiverseBeing a mixture of separate polymers with different molecular weight .polyepitopeAny biomolecule that has multiple epitopespolyepoxideAny of a range of thermosetting resins made by polymerization of epoxides.polyglucoseA polymer of glucose whose derivatives are used as nonionic detergentapolyglycine(biochemistry) Multiple glycine residues linked together as part of a polypeptidepolyguanine(genetics) A stretch of repeated guanine nucleotides in a nucleic acidpolyhedrane(chemistry) any polycyclic hydrocarbon, of general formula (CH)ₙ, having a skeleton that corresponds to a polyhedronpolyhydride(inorganic chemistry) Any compound containing many hydride moietiespolyhydrite(mineralogy) An amorphous aluminosilicate of iron (with some manganese)polyinosineA polymeric form of inosinepolylactateSynonym of polylactic acid.polylactidepolylactic acidpolylactone(organic chemistry) Any (sometimes cyclic) polymer whose monomers are hydroxy acidspolyleucine(biochemistry) Any polypeptide (or segment of a protein) consisting of leucine moieties onlypolymaltose(biochemistry) Any polymeric carbohydrate composed of many maltose unitspolymannose(biochemistry) A polysaccharide formed of mannose unitspolymerlikeResembling a polymerpolymersome(organic chemistry) A polymer-based liposome.polymethine(organic chemistry) A compound made up from an odd number of methine groups bound together by alternating single and double bonds.polymigniteAlternative form of polymignyte.polymignyte(mineralogy) A mineral consisting of columbate (a compound containing the element niobium) and oxides of the cerium group of elements with iron and calcium.polyolefineAlternative form of polyolefin.polypectate(organic chemistry) A polymeric pectatepolypeptide(organic chemistry) Any polymer of (same or different) amino acids joined via peptide bonds.polypeptoneA polymeric peptonepolyplicate(biology, of spores) Having many folds in the exine.polyproline(biochemistry) A sequence of several proline residues in a polypeptide or protein; tends to generate an anomalous left-handed helix conformationpolypropene(organic chemistry) Alternative form of polypropylene.polypyrrole(chemistry) Any of a class of electrically conducting polymers whose repeat unit is a pyrrolepolyquinane(chemistry) Any polycyclic saturated hydrocarbon consisting of fused five-membered rings.polyquinene(chemistry) any polycyclic unsaturated hydrocarbon consisting of fused five-membered ringspolyquinone(organic chemistry) Any polymeric form of a quinonepolysorbate(chemistry) Any of a class of emulsifiers used as food additives and in pharmaceutical preparations; they are derived from sorbitan (typically with three polyoxyethylene side-chains) esterified with a fatty acid; they are mostly oily liquids, or soft solids.polystyrene(organic chemistry) A vinylic polymer of styrene, CH₂CHphenyl.polysucroseA synthetic polymer of sucrosepolysulcate(botany) Having many sulcipolysulfane(chemistry) any compound, of general formula HSₙH (n > 2), having an unbranched chain of sulfur atomspolysulfate(chemistry) Any compound that has many sulfate groups, especially one that has been polysulfatedpolysulfide(chemistry) Any compound of general formula RSₙR having a chain of more than two sulfur atoms; any derivative of a polysulfane.polysulfone(chemistry) Any of a several classes of thermoplastic polymers whose repeat units contain a sulfonepolyterpene(chemistry) any polymeric terpene formed from many isoprene units joined head to tail; includes rubber and gutta-perchapolythymine(genetics) A repeat of many thymine bases in a stretch of DNApolyuridine(biochemistry) A long section of nucleic acid containing only the uridine nucleosidepolyuronateA polymeric uronatepolyuronide(organic chemistry) Any polysaccharide consisting of uronic acid residues, with or without other monosaccharides.polyvaccinea polyvalent vaccinepolyvalence(countable) The state of being polyvalent.polyviscoseA polymer manufactured from plant cellulose.polyvoltineSynonym of multivoltine.pomegranateThe shrub or small tree that bears the fruit.pomiculturethe cultivation of fruit; fruit-growingpompelmoose(obsolete) Alternative form of pampelmoes: a pomelo; a grapefruit.pompelmouse(obsolete) Alternative form of pampelmoes (“grapefruit”).ponasteroneA particular steroid hormone in insectsponderative(rare) Of or pertaining to pondering or deliberationponesteroneMisspelling of ponasterone.pontificateThe status or term of office of a pontiff or pontifex.popcornlikeResembling or characteristic of popcorn.populatable(computing) Able to be populatedporcelanite(mineralogy) A semivitrified clay or shale, somewhat resembling jasper; porcelain jasper.porcelanizeAlternative form of porcelainize.porriwiggle(dialect) A tadpole.porterhouse(chiefly Canada, US, now historical) A public house where porter was sold; often also served steaks, chops etc.porticolikeResembling or characteristic of a portico.portionableCapable of being divided into portions.portionwiseOne portion at a timeportlandite(mineralogy) A rare oxide mineral, the naturally-occurring form of calcium hydroxide.portraitureA portrait; a likeness; a painted resemblance; hence, that which is copied from some example or model.portrayableCapable of being portrayed.possessableThat can be possessed.postarcuate(anatomy) Behind the arcuate linepostauricleAlternative form of postauricular.postcaptureAfter a capture (of image data, a criminal, etc.).postclosureAfter closure.postcollegeOccurring after one's college, especially undergraduate, educationpostcommuteAfter a commute.postcompose(transitive, mathematics) To apply (an operation) after another operation has occurred.postdecease(transitive) To die later than.postdictiveRelating to postdictionpostdivorceAfter divorce.postepisodeAfter an episode.postfailureFollowing a failurepostfatigueAfter a period of fatigue.postfertileAfter the end of fertility.postfestiveFollowing a festivalposticipate(intransitive) To do something later, when the time has come.postlectureAfter a lecture.postpetiole(anatomy, entomology) The second segment of the pedicel of some ants.postponableThat can be postponed.postponence(obsolete) The act of deeming less important or of a lower rank.postprobate(law) After probate.postreleaseOccurring after releasepostretireeA retiree, especially one who has retired later than the normal retirement age.postsalvageFollowing salvagepostseizureAfter a seizure.postserviceOccurring after the provision of a service.postsuicideOccurring after suicide.postsynapse(anatomy) The cell to which a synapse sends a signalposttussive(medicine) After coughing.postuterine(anatomy) posterior to the uteruspostvaccineAfter the administration of a vaccine.postwelfareAfter the introduction of the welfare system.postwhistleAfter the whistle is blown in a sports match.potamophileThat which prefers or occurs only in freshwaters.potassamide(obsolete) potassium amidepotatophile(rare) A lover of potatoes.potestative(law) of a condition in a legal contract: being completely controlled by exactly one of the parties to the contractpoultrylikeResembling or characteristic of poultry.pourveyanceObsolete form of purveyance.povondraite(mineralogy) A trigonal-ditrigonal pyramidal black mineral containing aluminum, boron, hydrogen, iron, magnesium, oxygen, potassium, silicon, and sodium.powerstrokeAlternative form of power stroke.poyarkovite(mineralogy) A monoclinic-prismatic white mineral containing chlorine, mercury, and oxygen.pozanicline(pharmacology) A drug with nootropic and neuroprotective effects.practicableCapable of being accomplished; feasible.pragmatiqueObsolete form of pragmatic.prairielikeSimilar to a prairie.pralidoxime(pharmacology) An oxime used in conjunction with atropine to combat poisoning by organophosphates or acetylcholinesterase inhibitors (nerve agents).pramipexole(pharmacology) A dopamine agonist administered in the form of its dihydrochloride C₁₀H₁₇N₃S·2HCl to treat the symptoms of Parkinson's disease.pramiverine(pharmacology) An antispasmodic drug.pramlintide(pharmacology) A synthetic amylin analog (trademark Symlin) that is administered by injection in the form of its acetate C₁₇₁H₂₆₇N₅₁O₅₃S₂·C₂H₄O₂ and is used with insulin therapy to lower blood sugar levels in patients with type 1 and type 2 diabetes.pranidipine(pharmacology) A calcium channel blocker of the dihydropyridine group.prattlesomeCharacterised or marked by prattlingpravadoline(pharmacology) An anti-inflammatory and analgesic drug.preacheresepreacherlike diction or terminology.preacherize(intransitive) To preach; to sermonize.preactivateTo activate in advance.preadaptiveServing as an adaptation for something to occur in the future.preallocateTo set aside before a need arises for a purposepreambulateTo walk before; figuratively, to precede.preanaphaseThat occurs prior to anaphasepreannounce(transitive) To announce in advance.preassemble(transitive) To assemble components prior to a delivery or sale.preaudience(historical, UK, law) Precedence of rank at the bar among lawyers.prebaselinePrior to the introduction, or to the crossing of a baselinepreblockadeBefore a blockade.preblockagePrior to blockageprebookableAble to be prebooked.precatenane(organic chemistry) Either of two or more intertwined molecules that form a catenane following ring closureprecellence(obsolete) excellence, superiority, preeminenceprechordatePrior to the development of a notochordprecinctive(biology) Endemic; peculiar to a particular area or region.precipitate(transitive) To make something happen suddenly and quickly.precleavagePrior to cleavage (of DNA &c)precludableThat may be precluded.precogitateTo cogitate beforehand.precognosce(law, Scotland, transitive) To examine (e.g. witnesses or evidence) beforehand.precollapseOccurring before collapseprecomatosePrior to a comatose state.precomplete(logic) Having a certain property that is analogous to completeness but weaker.preconceiveTo conceive, or form an opinion of, beforehand; to have a preconceptionprecontriveTo contrive or plan beforehand.precreativeOccurring or happening before the supposed creation of the universe.precytokineBefore the introduction or use of cytokinespredatosome(genetics) A group of genes common to early predatorspredescribe(transitive) To describe in advance.prediapausePrior to diapausepredicative(grammar, of an adjectival or nominal phrase) Modifying a noun from within a predicate.predictableAble to be predicted.predimerize(chemistry) To dimerize prior to some other reaction or processpredipocyteMisspelling of preadipocyte.predisclose(transitive) To disclose in advance.predispenseTo dispense in advance.predominate(intransitive) To dominate, have control, or succeed by superior numbers or size.predrainageBefore drainage.predynamiteBefore the development or availability of dynamite.preeminenceThe status of being preeminent, dominant or ascendant.preemptable(computing) Capable of being preempted.preemptiblecapable of being preemptedpreeruptivePrior to the formation of eruptionspreexchangeOccurring before an exchange.preexerciseBefore exercise.preexposurePrior to exposureprefagomine(biochemistry) A precursor of fagomineprefenamateA nonsteroidal anti-inflammatory drug.preferrableAlternative form of preferable.prefigurate(transitive) To prefigure.prefixative(biology, cytology) A fixative used in prefixationprefollicle(biology) A prefollicular cellprefossetteA fossette posterior to a metaloph.prefracturePrior to (sustaining a) fracturepregabalineAlternative form of pregabalin.pregenerate(transitive) To generate in advance.pregenocideBefore a genocide.pregnadiene(organic chemistry) Any derivative of pregnane having double bonds in both the A- and B-ringspregraduateOf or pertaining to those studies that take place before a student completes a degree course.preguidanceBefore guidance.preheadacheBefore the onset of a headache.preheatableCapable of being preheated.prehendableCapable of being prehended.prehensibleCapable of being seized.preimmunizeTo immunize in advance of another treatmentpreincubate(medicine) (of a cell or culture) to incubate before the treatment startedpreindicate(transitive) To indicate in advance; to predict or foretell.preinvasiveBefore an invasion.prejudicatePreconceived (of an opinion, idea etc.); formed before the event.prejuvenile(zoology) Before the juvenile stage.prelanguage(linguistics) Vocal utterances that precede the development of language.preliterate(of a culture) that has not yet developed a written languagepreloadableThat can be preloaded.prelocalize(biology) To undergo prelocalizationpremarriageBefore marriage.premaxillaeplural of premaxillapremedicateTo medicate beforehand, such as medicating before a surgical procedure.premedicineSynonym of pre-med.premeditate(ambitransitive) To meditate, consider, or plan beforehand; to think about and revolve in the mind beforehand.premembrane(biochemistry) A signal peptide responsible for dengue envelope translocation in cellspremodulateTo modulate in advance of another operationpremonocyteSynonym of promonocyte.premutativePrior to mutation.prenasaliseAlternative form of prenasalize.prenasalize(phonology, transitive) To convert to, or render as, a prenasal.prenominateto name or mention ahead of timeprenoverine(pharmacology) An antispasmodic drug.prenylamineA calcium channel blocker drug.preoccupate(obsolete) To influence, to occupy (the mind) in advance; to be preoccupied with.preoperculeAlternative form of preopercle.preopsonizeTo opsonize prior to some other processpreoptimiseAlternative spelling of preoptimize.preoptimize(computing) To optimize in advance.preordinateEstablished beforehand; predetermined.preorganize(transitive) To organize in advance.preparativeThat serves to prepare somethingpreperceiveTo perceive in advance.prepollence(archaic) The quality or state of being prepollent; superiority of power; predominance; prevalence.prepopulate(transitive, computing) To populate (form fields, a database, etc.) in advance.prepositivePut before; prefixed.prepositureThe office or dignity of a provost; a provostship.prepracticeBefore a period of practice.prepremiereBefore a premiere.preprophase(biology) A phase of plant mitosis before prophase.preproteaseA precursor of a proteaseprepurchasePrior to purchase.prequadrate(anatomy) Positioned before the quadrate bonepreribosomeA structure of proteins that develops into a ribosomeprerogativeAn exclusive hereditary or official right or privilege.presaturateTo saturate in advance of some other processprescheduleTo schedule in advance; to prearrange.presentableIn good enough shape to be shown or offered to other people; tidy; attractive.presentenceOccurring before or in preparation for a criminal sentence.presequence(linguistics) The opening part of a conversation.preservableCapable of being preserved.presettableCapable of being set in advance.preshortageBefore a shortage.presprinkle(transitive) To sprinkle in advance.presqualene(organic chemistry) A metabolic precursor of squalene composed of two farnesyl moietiespresstitute(derogatory, sometimes attributive) A person or media entity that misleadingly tailors news to fit a particular partisan agenda.presterniteSynonym of presternum.presuffrageBefore suffrage.presumptiveBased on presumption or conjecture; inferred, likely, presumed.pretabulateTo tabulate prior to some other processpretendence(obsolete) The act of pretending; pretense.preteritive(grammar, archaic) Used only or chiefly in the preterite or past tenses.prethcamideA respiratory stimulant composed of cropropamide and crotethamide.prethiolase(biochemistry) A thiolase precursorpretyrosine(biochemistry) An amino acid intermediate of phenylalanine and/or tyrosine biosynthesis.pretzellikeResembling a pretzelprevailanceObsolete form of prevalence.prevalidate(transitive) To validate in advance.prevaricate(transitive, intransitive, obsolete) To deviate, transgress; to go astray (from).prevenience(Methodism) The act or condition of occurring earlier, of being antecedent.preventableCapable of being prevented.preventibleAlternative form of preventable.previewableThat can be previewed.prevomerineAnterior to the vomerpricklesomeCharacterised or marked by pricklingprideperone(pharmacology) An anxiolytic drug.pridopidineAn experimental drug candidate of the dopidine class.prifurolineAn antiarrhythmic drug.primaperone(pharmacology) An anxiolytic drug.primatelikeResembling or characteristic of a primate.primeverose(biochemistry) A disaccharide, consisting of xylose and glucose residues, that occurs as plant glycosidesprimitivize(transitive) To make primitive; to reduce to a primitive state.primordiate(archaic) Primordial.principiateThe product of a principle.printerlikeResembling a printer.priodontineThe giant armadillo or any of its extinct relatives.prisonhouseThe main building of a prison.proacrosomeA structure that develops into an acrosomeproadaptiveThat promotes adaptationproadhesiveThat promotes adhesionproaversiveThat produces aversionprobabilize(transitive) To show to be probable.probandwiseWith regard to probandsprobenazoleA particular fungicide.problemette(colloquial) A minor problem.problemsomeCharacterised or marked by problemsprocamerateHaving deep chambers that are not enclosed by boneproceedableWhich it is possible to proceed from.processableAble to be processed; suitable for processing.processibleAlternative form of processable.processwideThroughout a process.prochordateSynonym of protochordate.procimidoneMisspelling of procymidone.procolipase(biochemistry) The inactive form of colipase, secreted by the pancreas and activated in the intestinal lumen by trypsin.procrastine(obsolete) To procrastinate.procreativeHaving the power to beget; generative.proctoscopeA tube-like instrument, equipped with a light, used to examine the rectum.procumbenceThe quality or degree of being procumbent.procurativeOf or relating to procurement; procuring.procymidoneA pesticide often used for killing ferns and nettles.procytokineA proinflammatory cytokineprodigaliseAlternative form of prodigalize.prodigalizeTo spend lavishly.prodiginineAny of a group of pigmented oligopyrrole antibiotics with medicinal potential as immunosuppressants and antitumour agentsprodilidineAn opioid analgesic, a ring-contracted analogue of prodine.prodiscrete(mathematics) Isomorphic to the limit of a filtered projective system of discrete groups.produceableAlternative form of producible.productible(archaic) Capable of being produced; producible.proelastase(biochemistry) A precursor of elastase.profenamineA phenothiazine derivative used as an antiparkinsonian agent.professableThat can be professed.proficienceAlternative form of proficiency.profiteroleA small, hollow case of choux pastry with a filling.progenerate(transitive) To beget; to generate; to produce.progenitiveBeing able to produce offspring; reproductive.prognostize(nonstandard, non-native speakers' English) To prognosticate.programableAlternative form of programmable.programwideThroughout a program.progressiveFavouring or promoting progress; advanced.prohemocyte(biology) A form of invertebrate stem cell that becomes a hemocyteprohibitiveTending to prohibit, preclude, or disallow.proinvasiveThat leads to invasionprojectableAble to be projected.projectibleAlternative form of projectable.projicience(biology) The ability of an organism to associate stimuli with the direction or orientation of objects in the external world beyond its own body.proletarizeAlternative form of proletarianize.proliferate(ambitransitive) To increase in number or spread rapidly; to multiply.prolificate(dated, transitive) To make prolific; to fertilize; to impregnate.prolifigateMisspelling of profligate.proliposomeA material that may be transformed into a liposome by the addition of an aqueous phaseprolongableCapable of being prolonged, extended, or lengthened.prolycopene(organic chemistry) A cis isomer of lycopenepromonocyte(cytology) A cell, arising from a monoblast, that develops into a monocytepromoterome(genetics) (the study of) all the genetic promoters of an organismpromoxolaneA centrally-acting muscle relaxant and anxiolytic drug.promptitudeThe quality of being prompt; alacrity.promycosomeThat promotes the formation of a mycosomepronounlikeResembling or characteristic of a pronoun; pronominal.pronucleateHaving a pronucleuspropafenone(pharmacology) A drug with antiarrhythmic and local anesthetic properties, used in the treatment of cardiac arrhythmia.propagandeeA person to whom propaganda is disseminated.propagativeOf, pertaining to, or produced by propagationpropamidineAn antiseptic and disinfectant.propanamide(organic chemistry) The acid amide of propanoic acid, CH₃CH₂CONH₂propanelikeResembling or characteristic of propane.propellableAble to be propelledpropenamide(organic chemistry) acrylamideproperidine(pharmacology) A particular narcotic painkiller.prophetlikeResembling or characteristic of a prophet.propinquate(archaic, formal, intransitive) To approach (to or towards); to come near.propitiableCapable of being propitiated.propiverine(pharmacology) An anticholinergic drug used to treat overactive bladder.propizepine(pharmacology) A tricyclic antidepressant.propositiveMaking, or concerned with, propositions or proposals (e.g., suggestions, hypotheses).proprietageproprietorshipproprietive(grammar) Of or relating to possession or being endowed of.proprionateMisspelling of propionate.proprotease(biochemistry) Any proenzyme that is converted into a proteasepropugnacle(obsolete) A defence, rampart or fortress.propylamine(organic chemistry) Either of two amines derived from propane, but especially the primary amine CH₃CH₂CH₂NH₂propylidene(organic chemistry, especially in combination) The divalent radical CH₃-CH₂-CH=propyperone(pharmacology) An anxiolytic drug.propyzamideThe herbicide C₁₂H₁₁Cl₂NO.prorenalase(biochemistry) A precursor protein that becomes renalase when activatedprosciurineAny squirrel of the genus Prosciurillusprosecutive(law) Of or pertaining to prosecution.proselytiseNon-Oxford British English standard spelling of proselytize.proselytize(ambitransitive, broadly) To advertise one’s religious beliefs; to convert (someone) to one’s own faith or religious movement or encourage them to do so.proselytute(slang, derogatory) A person given to excessive religious proselytizing.prosentenceAlternative spelling of pro-sentence.prosequence(biochemistry) A part of a protein that is present in this protein's inactive form but is removed during activation. It is usually required for protein folding or maintenance.prosogyrateThat curves toward the anteriorprospectiveLikely or expected to happen or become.prosthecate(biology) Having prosthecaeprotagonize(transitive) To set up as the protagonist, or most significant character or entity.protaminase(biochemistry) lysine carboxypeptidaseprotaminateTo cause or to undergo protaminationprotaminize(biology) To express protamineprotectableAble to be protected; eligible for legal protection.protectibleSynonym of protectable.proteinlikeHaving the characteristics of a proteinproteostomeMisspelling of proteosome.proterotypeA first or primitive typeprotestable(law) Able to be protested.protestware(computing, neologism) Software subverted to serve the ends of a political protest, for example by deleting files or displaying propaganda messages.prothallineSynonym of prothallial.protobifaceA primitive biface chopping tool.protocoliseAlternative form of protocolize.protocolize(transitive) To notarize.protoconule(dentistry) A minor cusp between the protocone and paracone of an upper molarprotogrungeCollectively, the music that influenced the later grunge movement.protoiodide(inorganic chemistry) Any of a series of iodides of a particular metal that has the fewest atoms of iodine per moleculeprotomerite(zoology) The posterior segment of a gregarine.protopodite(zoology) The basal segment of the limb of a crustaceanprotosomite(zoology) One of the primitive segments, or metameres, of an animal.protosphereMisspelling of photosphere.protosplice(genetics) Describing a site in a codon into which introns are first insertedprotoverine(organic chemistry) A ceveratrum alkaloid.protoxidize(chemistry, transitive) To combine (an elementary substance) with oxygen, in such proportion as to form a protoxide.protractileThat can be protracted.protractiveDrawing out or lengthening in time; prolonging; continuing or delaying.protrudableThat may protrude or be protruded.protrusibleCapable of being protruded; capable of being thrust outward.protryptase(biochemistry) A precursor of tryptaseprotuberate(intransitive) To bulge outward, producing a rounded protuberance.provenience(archaeology) source; findspot; originproverblikeResembling or characteristic of a proverb.provinciate(obsolete, transitive) To convert into a province or provinces.proviolenceIn favour of violence.provocativeServing or tending to elicit a strong, often negative sentiment in another person; exasperating.proxifezoneAn antidiarrheal drug.proximalizeTo make proximalproximative(linguistics) Synonym of proximate.psammophile(botany) An arenophile, a sand-loving organism.psammophoreA collection of long hairs on the underside of the head of some ants that is used to carry sandpsammophyte(botany) Any plant which thrives in sandy conditions.pseudergateThe blind, wingless nymph form of a termite that performs some of the functions of a workerpseudoangle(mathematics) The equivalent of an angle (or solid angle) in a non-Euclidean spacepseudobulge(astronomy) A morphological feature of some spiral galaxies that appears similar to a conventional galaxy bulge, but with internal dynamics that are dominated by rotation rather than random motions.pseudocycle(cohomology) A cocycle.pseudoforceAlternative form of pseudo force.pseudoimageAn image constructed from secondary sourcespseudologueA pathological liarpseudophakeA person with pseudophakiapseudophase(physics, chemistry) A microemulsion of immiscible liquids that appears to be a single phasepseudophoneA device that changes the apparent direction that a sound comes frompseudoprime(mathematics, specifically) A Fermat pseudoprime; a composite integer n satisfying bⁿ⁻¹≡1(mod n) for some integer b such that b > 1.pseudopupaeplural of pseudopupapseudorapheThe part of a rapheless valve of a diatom that corresponds to a raphepseudoscope(optics) An optical instrument that reverses perception of depth.pseudoscule(biology) A false osculum or secondary opening which replaces the original osculum of a sponge.pseudoslaveSomeone whose condition resembles, but is not actually, slaverypseudospaceThat which appears to be space or a space, or has only some aspects of space.pseudospore(botany) A reproductive cell found in some fungi.pseudostate(computing theory) An entity that resembles, but is not in fact, a state in a state machine or similar.pseudostome(biology) The oral opening on the pseudembryo of an echinoderm.pseudostyle(botany) The hidden part of the stigmatic crestpseudovalue(mathematics, computing) Something that resembles a value but is not a true value or does not really belong to the set of data being studied.psilomelaneAny hard, black hydrous manganese oxide with variable amounts of barium and potassium.psychagogueA necromancer.psychobiomeA part of the microbiome inside the human gut which is able to influence processes in the brain.psychologue(dated) A psychologist.pterinosomeA cytoplasmic organelle that makes and stores pteridine pigmentspteropodineOf or pertaining to the flying foxes and similar bats of the subfamily Pteropodinaeptilocerque(zoology, obsolete, rare) Synonym of pen-tailed treeshrew.ptyalagogue(pharmacology) Any sialogogue (A drug that increases the flow of saliva.)ptyalogogue(obsolete, medicine) Any substance that causes the discharge of saliva.puberulenceThe quality of being puberulent.publishableAble to be published.puddinglikeResembling a pudding.pulchritudePhysical beauty.pullulanase(biochemistry) Any of a class of enzyme that catalyze the hydrolysis and transglycosylation of α-1,4 or α-1,6 linkages in polysaccharides such as pullulan.pullulativeRelating to pullulation.pumpellyite(geology) One of a group of sorosilicate minerals.pumpkinlikeResembling or characteristic of a pumpkin.punarnavine(organic chemistry) A quinoline alkaloid present in the plants of the species Boerhavia diffusa.punctualize(linguistics) To express an action as happening at a specific moment.punctuativeSuggesting or pertaining to punctuation.puncturableThat can be punctured.purchasableAble to be purchased; available for purchase.purineosomeMisspelling of purinosome.puritanlikeResembling or characteristic of a puritan.purposelike(Scotland) purposefulpurpresture(historical) The unlawful personal appropriation of public lands; wrongful encroachment on, or enclosure of properties belonging to the public (e.g. highways, sidewalks, forests, harbors).purrsuasive(humorous, said of a cat) Alternative form of persuasive.pustulelikeResembling or characteristic of a pustule.putdownableAlternative form of put-downable.putrefiableCapable of being putrefied.putrescenceThe condition of being putrid; decayputrescibleDecomposable; capable of becoming putrescent; rottable.putrifiableAlternative form of putrefiable.puupehenone(organic chemistry) Any of a family of marine sponge metabolites isolated mainly from the orders Verongida and Dictyoceratida.pycniosporeA spore produced by a pycniumpyflubumide(organic chemistry) A carboxanilide acaricide 3′-isobutyl-N-isobutyryl-1,3,5-trimethyl-4′-[2,2,2-trifluoro-1-methoxy-1-(trifluoromethyl)ethyl]pyrazole-4-carboxanilidepymetrozine(organic chemistry) The triazine pesticide 6-methyl-4-[(E)-pyridin-3-ylmethylideneamino]-2,5-dihydro-1,2,4-triazin-3-onepyoxanthose(chemistry, archaic) A greenish-yellow crystalline colouring matter found with pyocyanin in pus.pyramidlikeResembling a pyramid.pyramidwiseIn the form of a pyramid.pyrargyrite(mineralogy) A sulfosalt mineral used as a silver ore; it is dark red or black in color with a metallic adamantine luster, a sulfide of antimony and silver, Ag₃SbS₃, and occurs in rhombohedral crystals.pyrazinoate(organic chemistry) Any salt or ester of pyrazinoic acidpyrenophore(neurology, in translation from Italian) The central zone of a neuron containing the nucleus and organelles.pyrochroite(mineralogy) A trigonal-hexagonal scalenohedral mineral containing hydrogen, manganese, and oxygen.pyroclimateA hot, dry climate in which fires are commonpyroculture(anthropology) The culture and technology developed through the domestication of fire by early humans.pyrodiverse(ecology) Of an environment or ecosystem, subject to variation in the kinds of fire experienced, whether produced by natural conditions or controlled burning.pyrogallate(chemistry) Any salt of the phenol pyrogallol when viewed as an acid.pyroligniteA crude acetate produced by treating pyroligneous acid with a metal or basic compound.pyrolizableAble to undergo pyrolysis.pyrollidineMisspelling of pyrrolidine.pyrolysableAlternative form of pyrolyzable.pyrolyzableAlternative form of pyrolizable.pyrophanite(mineralogy) A trigonal-rhombohedral mineral containing manganese, oxygen, and titanium.pyroptosome(biology) A supramolecular assembly of adaptor protein dimers that mediates inflammatory cell death.pyrosmalite(mineralogy) A mineral, usually of a pale brown or grey-greenish colour, consisting chiefly of the hydrous silicate of iron and manganese.pyrosulfate(inorganic chemistry) Any salt of pyrosulfuric acid.pyrosulfite(inorganic chemistry) metabisulfitepyrrolidine(organic chemistry) Any of a class of heterocyclic amines having a saturated five-membered ring; especially the parent compound of this class, C₄H₉N.pyrrolidone(chemistry) any of a class of heterocyclic ketones derived from a pyrrolidine; especially 2-pyrrolidone, the simplest γ-lactampyrrolinone(organic chemistry) A cyclic ketone formally derived from 2-pyrrolinepyrrolizine(organic chemistry) A bicyclic heterocycle consisting of a pyrrole ring fused to that of pyrrolidinepyrrolysine(biochemistry) An amino acid found in methanogenic bacteria.