Other Ending Letters

Word Lengths Starting With A

All 2298 Matching Words

aalA reddish dyestuff obtained from the roots of the East Indian shrubs Morinda citrifolia and Morinda tinctoria.aanchalThe end of a sari that hangs loose over the shoulder.aaruulSynonym of kashk.aasvoel(South Africa, archaic) Alternative form of aasvogel.aasvogel(South Africa, rare, literary) Vulture.abacterialNot caused by bacteria; characterized by a lack of bacteria.abactinal(zoology) Pertaining to the surface or end opposite to the mouth in a radiate animal.abanal(anatomy) Outside the anusabanoquilA drug that is an α1-adrenergic receptor antagonist.abaperturalNot apertural; Away from the aperture.abapical(biology) Of or pertaining to something at its lowest point; designating the part opposite to the apex.abathochroal(of eyes) With compound eyes, each small lens being separate with its own cornea, and the sclera separate from the cornea.abaxial(botany, zoology) Of a side that is facing away from the axis or central line, such as the underside of a leaf, or the back of an animal.abaxonal(anatomy) Far from an axonabbatialBelonging to, relating to, or pertaining to an abbey, abbot, or abbess.abbatical(uncommon) Synonym of abbatial.abchalazal(biology) On the side facing away from the chalaza of a seed.abdalA religious devotee or dervish in Persia.abdicationalOf, pertaining to, abdication.abdominalOf or pertaining to the abdomen; ventral.abdominocranial(anatomy) abdominal and cranialabdominogenital(anatomy) Relating to the abdomen and to the genitals.abdominoperineal(anatomy) Relating to the abdomen and to the perineum.abdominoscrotal(anatomy) Relating to the abdomen and to the scrotum.abdominovaginal(anatomy) Relating to the abdomen and the vaginaabdominovesical(anatomy) Relating to the abdomen and the urinary bladderabductional(physiology) Relating to abduction.abecarnil(pharmacology) An anxiolytic drug.abediterol(pharmacology) An experimental drug candidate for the treatment of asthma and chronic obstructive pulmonary disease.aberrationalCharacterized by aberration.abettal(rare) An abetment.abfrontal(zoology) Facing away from the frontabgerminalAway from a germ or ovaryabhalThe berry of the juniper, Juniperus communis.abhominal(obsolete) Inhuman; obsolete form of abominable.abidal(obsolete) The act or condition of abiding; residence, stay.abietol(organic chemistry) A particular abietane diterpenoid.abigail(obsolete) A lady's maid.abiochemicalThat does not involve biochemistryabiogeneticalAlternative form of abiogenetic.abiological(biology) Pertaining to inanimate things; not produced by organisms.ablationalOf or relating to ablation.ablatival(grammar) Of or pertaining to the ablative case.ablepticalAlternative form of ableptic (“blind”).ablumenalMisspelling of abluminal.abluminal(anatomy) Away from the lumenabnerval(anatomy, of an electric current in a muscle, rare) Away from the nerve.abneuralAway from the neural (cerebrospinal) axisabnormalNot conforming to rule or system; deviating from the usual or normal type.aboilIn a boil; boiling.abolitionalRelating to abolition.abomasalBelonging to or involving the abomasum.aboral(zoology) Situated opposite to, or away from, the mouth.aborealMisspelling of arboreal.aboriculturalMisspelling of arboricultural.aboriginalFirst according to historical or scientific records; original; indigenous; primitive.abortalRelating to abortion (termination of pregnancy).abortional(rare) Pertaining to abortion; miscarrying; abortive.abporal(palynology) Located to the side of an ectoaperture such as a pore. Typically used in reference to an abporal lacuna or hemisphere.abradial(anatomy) Relating to the outer radiusabranchial(zoology) Lacking gills.abrasionalPertaining to abrasion; formed by abrasion.abrosexualOne who is abrosexual.absailMisspelling of abseil.abscissionalRelating to abscissionabscopalDenoting the effect that irradiation of a tissue has on remote nonirradiated tissue.abseilA descent in mountaineering using a rope looped at the top and a friction device.absentialOf or pertaining to absence or to that which is absent.absinthialOf or pertaining to wormwood; absinthian.absinthol(organic chemistry) A monoterpene ketone that is a major constituent of the essential oil of wormwood, C₁₀H₁₆O; thujone.absolutival(grammar) Of or relating to the absolutive grammatical case.absorptionalRelating to absorption.abstinentialof or pertaining to abstinenceabstractionalPertaining to abstraction.abtemporal(grammar) Of or relating to the grammatical aspect which expresses an action which started before the primary action of a statement, and which is still ongoing.abterminal(anatomy, of an electrical current in a muscle) Away from the end and towards the centreabumbralAlternative form of exumbrellar.abundantial(linguistics) Expressing the idea of abundance.abuseful(rare) Full of abuse; abusive.abysmal(now rare) Pertaining to, or resembling an abyss.abyssal(geography) Of or belonging to the ocean depths, especially below 2000 metres (6500 ft): abyssal zone.academial(rare) academicacademicalPertaining to a university or other form of higher education.acallosalOf a brain: having no corpus callosum.acalycal(botany, of a stamen) Not attached to a calyxacanonicalNot canonicalacanthamoebalRelating to the acanthamoebaeacanthialOf or belonging to the acanthion.acanthologicalof or pertaining to acanthologyacanthophyllAny plant of the genus AcanthophyllumacapnialOf or relating to acapnia.acaralogicalAlternative form of acarological.acaricidalDeadly to acarids.acarologicalRelating to acarologyacategoricalNot categorical; not subject to being included in a category.accel(music) Abbreviation of accelerando.accelerationalOf, pertaining to, or caused by accelerationaccentologicalRelating to accentology.accentualOf or pertaining to accent; characterized or formed by accent.accessional(rare) Pertaining to accession; additional.accessorialOf or pertaining to an accessory, e.g. to a crime.accidentalPertaining to accident and not essence; thus, inessential; incidental; secondary.accipitralPertaining to, or of the nature of, a falcon or hawk; hawklike.acclimationalRelating to acclimation.acclimatisationalNon-Oxford British English and New Zealand standard spelling of acclimatizational.acclimatizationalOf or pertaining to acclimatization.accoll(obsolete, transitive) To embrace; cling to.accommodationalOf or relating to accommodation.accompanimentalRelating to or serving as an accompanimentaccreditationalRelating to accreditation.accrementitial(physiology) Pertaining to accrementition.accretalRelating to, or formed by, accretion.accretionalOf, pertaining to, or formed by accretionaccrualThe act or process of accruing; accumulation.acculturationalOf or pertaining to acculturationaccumbal(anatomy) Relating to the nucleus accumbens.accumulationalRelating to accumulation.accusalAn accusationaccusativalOf or pertaining to the accusative case.accusatorialContaining or implying accusation.acebrocholA steroid drug with sedative effects.acebutolol(pharmacology) A beta blocker (trademark Monitan, Sectral) which is partially selective for cardiac beta receptors, used in the treatment of hypertension, angina, and arrhythmia.acecarbromal(organic chemistry, medicine) The compound N-(acetylcarbamoyl)-2-bromo-2-ethylbutanamide once used as a hypnotic and sedativeacefluranolA contrast agent used in ultrasound.acegirl(Bermuda) A close female friend.acenaphthenyl(organic chemistry) A univalent radical derived from acenaphtheneacenocoumarol(pharmacology) The coumarin compound 4-hydroxy-3-(1-(4-nitrophenyl)-3-oxobutyl)-2H-1-benzopyran-2-one that is used as an anticoagulant in a manner similar to warfarin.acentral(botany) offset from center.acentrosomalNot centrosomal.acephal(zoology) One of the Acephala.acequinocyl(organic chemistry) The acaricide 2-(acetyloxy)-3-dodecyl-1,4-naphthalenedioneacerdol(inorganic chemistry) calcium permanganateacerebralWithout a brainacerval(obsolete) Pertaining to a heap.acetabulofemoral(anatomy, medicine) Of or pertaining to the pelvic acetabulum and the femur; relating to the hip joint.acetal(organic chemistry) Any diether of a geminal diol, R₂C(OR')₂ (where R' is not H).acetaldol(organic chemistry) The aldol 3-hydroxybutanal once used as a hypnotic and sedativeacetamidomethyl(organic chemistry, especially in combination) The radical CH₃-CO-NH-CH₂- that is used as a protecting group for thiolsacetaminosalol(pharmacology) The paracetamol ester of salicylic acid, once used as an analgesic.acetarsol(organic chemistry, medicine) The compound (3-acetamido-4-hydroxyphenyl)arsonic acid sometimes used as an antiinfective against the parasite protozoan Entamoeba histolyticaacetenyl(organic chemistry) ethynylacetoacetyl(organic chemistry, especially in combination) The univalent radical CH₃CO-CH₂CO- derived from acetoacetic acidacetol(organic chemistry) Synonym of hydroxyacetone.acetonitrilObsolete spelling of acetonitrile.acetonyl(organic chemistry) The univalent radical CH₃-CO-CH₂- formally derived from acetoneacetoxyacetyl(organic chemistry) An acetoxy derivative of an acetyl radicalacetoxycholesterol(organic chemistry) Any acetoxy derivative of cholesterolacetoxyl(organic chemistry) The acetate group, CH₃COO-, when viewed as a substituentacetoxymethyl(organic chemistry, especially in combination) The univalent radical CH₃-C(=O)-O-CH₂- derived from methyl acetate.acetyl(organic chemistry) The univalent radical CH₃CO- derived from acetic acid.acetylaminophenol(organic chemistry) Any of three isomeric acetylamino derivatives of phenolacetylandromedolOne of the grayanotoxins; grayanotoxin I.acetylcarbinolSynonym of hydroxyacetone.acetylcarbromalacecarbromalacetylenediol(organic chemistry) The diol of acetylene.acetylenyl(organic chemistry) Any radical derived from an acetylene, but especially ethynylacetylfentanylAn opioid analgesic drug that is an analog of fentanyl.acetylgalactosaminyl(organic chemistry) The univalent radical derived from acetylgalactosamine.acetylglucosaminyl(organic chemistry, especially in combination) Any acetyl derivative of a glucosaminyl radicalacetylkaempferol(organic chemistry) Any acetyl derivative of kaempferolacetylmethadol(pharmacology) An opioid analgesic used as a substitute for methadone.acetylmethylcarbinol(organic chemistry) acetoinacetylmuramoyl(organic chemistry, especially in combination) The N-acetyl derivative of the muramoyl radicalacetylmuramyl(biochemistry, in combination) The univalent radical derived from acetylmuramic acidachefulfull of aches; achingachenialPertaining to an achene.achillchilled; chillyachiral(geometry, physical chemistry) superimposable on its mirror image; amphichiralachromatophil(cytology) A cell (or tissue) that is not readily coloured by stainsachromophilachromatophilachromosomalThat does not involve chromosomesachronal(physics) Describing a set of points in a spacetime, no two of which have timelike separationachronical(astronomy) Alternative form of achronic.achronological(chiefly literature, film) Not chronological; proceeding through time in a nonlinear fashionachronycalAlternative form of acronycal.achtel(historical) An old German measure of capacity.acidimetricalAlternative form of acidimetric.acidobacterialRelating to the Acidobacteria.acidocalcisomalRelating to acidocalcisomesacidol(dated, organic chemistry) A commercial mixture of naphthenic acids.acidophil(immunology) An eosinophil; a white blood cell responsible for combating infection by parasites in the body.acidyl(dated, organic chemistry) acylacinal(anatomy) Of, pertaining to, or located in an acinus.acinobacterialRelating to bacteria of the genus Acinetobacteracinoductal(anatomy) Relating to an acinar ductacleithralLacking a cleithrumaclinalHaving no dip; horizontalaclinical(medicine, psychiatry) Not differentiated; not meeting clinical diagnostic criteria.aclonal(biology) Synonym of solitary.acmonitalA form of steel used in Italy during the autarchy and the Second World War to make coins.acnodalPertaining to acnodesacocilA kind of crayfish (Cambarellus montezumae).acockbill(nautical) Hanging at the cathead, ready to let go, as an anchor.acocotl(music) A Mexican musical instrument made from a gourd.acoel(zoology) Any of the order Acoela of xenacoelomorphs that resemble flatworms and were originally classified as such.aconceptualNot conceptual.aconitalOf, or derived from aconite.acontextualWithout context.acontialRelating to acontiaacousticalOf or pertaining to hearing or acoustics.acousticofacial(anatomy) Relating to the auditory and facial cranial nervesacousticolateralRelating to, or connecting the inner ear and the lateral line of fishacousticopalpebral(anatomy) relating to the auditory cranial nerve and the eyelidacoustomechanicalThat converts sound into mechanical movement / actionacquiralThe process of acquiring something; acquisition.acquisitionalOf or relating to acquisition.acquitalObsolete spelling of acquittal.acquittal(now rare) The act of fulfilling the duties (of a given role, obligation etc.).acralOf or pertaining to peripheral body parts, such as toes and fingers.acranialWithout a skull.acrasial(rare) Lacking self-control; prone to excess; intemperate, uncontrolled.acrefulAs much as an acre produces or uses.acridinyl(organic chemistry, especially in combination) A univalent radical derived from acridineacridologicalRelating to acridology.acridylAlternative form of acridinyl.acrinol(medicine) The antiseptic ethacridine lactateacrinyl(organic chemistry) The univalent radical p-hydroxybenzylacrisolA kind of clay-rich soil associated with humid tropical climates.acroamaticalSynonym of acroamatic.acrobaticalAlternative form of acrobatic.acrocallosal(medicine) Characterized by agenesis of the corpus callosum.acrocapitofemoralRelating to the proximal femoral head.acrochordalRelating to the acrochordsacrocoracohumeral(anatomy) That connects the acrocoracoid process to the humerus.acrocoracoidalRelating to the acrocoracoid processacrocranial(of a skull) Pointed at the top.acrofacial(anatomy, pathology) Of, pertaining to, or affecting the face and the hands or feetacrolectal(linguistics) Of or pertaining to an acrolect, or standard dialectacromialOf or pertaining to the acromion.acromiohumeral(anatomy) Relating to the acromion and the humerusacronalRelating to an acronacronical(astronomy) Alternative form of acronycal.acronycal(astronomy, of a star) Rising at sunset and setting at sunrise.acronychalAlternative form of acronycal.acronymicalAlternative form of acronymic.acropetal(botany) That develops, matures or opens from the base towards the apex in sequence.acrophonicalRelating to or having the property of acrophony.acrophyll(botany) In a climbing plant, a leaf produced by the mature plant, which is physically distinct from the leaves produced by the immature plant.acropodialRelating to, or characteristic of, an acropodium.acrosomalOf or pertaining to acrosomesacrosticalLike an acrostic.acrostichal(entomology, of bristles) Situated on the mesothorax of some dipteran fliesacrosyringialRelating to the acrosyringium.acrotarsialRelating to the acrotarsiumacroterialPertaining to an acroterium.acrotrichialRelating to the acrotrichiumacroyl(organic chemistry, especially in combination) The univalent radical CH₂=CH-CO- derived from acrylic acidacryl(organic chemistry) The univalent radical derived from acrylic acid :- CH₂=CH-CO-acrylol(organic chemistry, in combination) The univalent radical CH₂=CH-CO- derived from acrylic acidacryloyl(organic chemistry, especially in combination) The univalent radical CH₂=CH-CO- derived from acrylic acid; 2-propenoylacrylyl(organic chemistry) The univalent radical CH₂=CHCO− derived from acrylic acidactantialRelating to actants.actinal(zoology) Pertaining to the side or surface around the mouth in an animal that has radial symmetry such as a starfish.actinobacterialOf, pertaining to, or derived from a member of the Actinobacteria.actinochemicalRelating to actinochemistry.actinofibril(paleontology) One of the parallel actin filaments found in pterosaur wings.actinogonidial(zoology) Having radiately arranged genital organs.actinologicalRelating to actinology; relating to the effect of light on chemicals.actinomycetalOf or relating to the Actinomycetales, an order of Actinobacteria.actinoquinolA topical antiinfective drug.actinorhizal(botany) Able to form a symbiosis with nitrogen-fixing actinobacteriaactinozoal(zoology, obsolete) Of or pertaining to the obsolete class of animals, Actinozoa.actionalOf, pertaining to, or depicting action, especially physical action.activationalOf or pertaining to activationactivitalRelating to activity, especially (anthropology) the complex activities of human beings within a culture.actol(medicine) silver lactateactorialRelating to an actor, or one who performs an action.actualExisting in reality, not just potentially; really acted or acting; occurring in fact.actualizationalOf or relating to actualization.actuarialOf or pertaining to actuaries.actuopaleontologicalRelating to actuopaleontologyaculturalWithout, or irrespective of, culture (customs and habits).acupuncturalRelating to acupuncture.acutilingual(zoology) Having a sharply pointed tongue or oral region.acyclical(economics) Moving independent of the overall state of an economy.acyl(organic chemistry) Any of class of organic radicals, RCO-, formed by the removal of a hydroxyl group from a carboxylic acid.acylal(organic chemistry) Any diester of a geminal diol; R₂C(OCOR')₂.acylglycerol(organic chemistry) Any ester of glycerol; glycerideacylglycerophosphoglycerol(organic chemistry) phosphatidylglycerolacylglycerophosphoinositol(organic chemistry) phosphatidylinositolacylindricalNot cylindrical.acyloxyacyl(organic chemistry, especially in combination) Any acyloxy derivative of an acyl groupacyloxyl(organic chemistry) Any univalent radical containing an acyl functional group bonded to an oxygen atom having a free valence on the oxygen atom; RC(=O)O-acyloxymethyl(organic chemistry, especially in combination) Any acyloxy derivative of a methyl radical, especially one used as a protecting groupacylphenol(organic chemistry) Any acyl derivative of a phenolacylphloroglucinol(organic chemistry) Any acyl derivative of phloroglucinoladactyl(obsolete, rare) Synonym of adactylous.adagialPertaining to an adage; proverbial.adamantanethiol(organic chemistry) Either of two isomeric thiols derived from adamantane, but especially 1-adamantanethiol which is used to make adamantylthio sialosidesadamantanol(organic chemistry) Either of two isomeric alcohols formally derived from adamantane by replacing a hydrogen atom with a hydroxy group, but especially the tertiary alcohol 1-adamantanoladamantanyl(organic chemistry) Alternative form of adamantyl.adamantyl(organic chemistry) The univalent radical derived from adamantaneadambulacralNext to the ambulacraadanal(anatomy) Near or beside the anus.adapicaltowards an apexadaprololA beta blocker drug.adaptationalRelating or pertaining to adaptation, or the adjustment of one thing to another; adaptiveadaptionalRelating or pertaining to adaptation, or the action of adapting.adaptorialTending to adapt or fit; adaptive.adaxial(botany) On the side that is towards the axis or central line, usually on the upper side.adaxonal(anatomy) Close to an axonadbasaltowards a baseadcloacalNear the cloacaaddental(phonology) Near the teeth.addictologicalRelating to addictologyadditionalSupplemental or added to something.addressalThe act of addressing (in various senses).addressful(archaic) adroit; resourcefuladelmidrolA mast cell stabilizer.adenocarcinomalSynonym of adenocarcinomic.adenocorticalMisspelling of adrenocortical.adenoepithelial(anatomy) Relating to epithelial tissue of glandsadenohypophysealAlternative form of adenohypophysial.adenohypophysialRelating to the adenohypophysis.adenoidal(anatomy) Of or pertaining to the adenoids.adenologicalPertaining to adenology (the study of glands).adenomyoepithelialadenomyomatous and epithelialadenosyl(biochemistry, especially in combination) The univalent radical derived from adenosineadenoviral(medicine) Of, pertaining to, or caused by an adenovirusadenyl(biochemistry) The univalent radical derived from adenine.adenylyl(organic chemistry) A functional group derived from adenosine monophosphate, also known as 5-adenylic acidadepithelialClose to, but distinct from, the epitheliumadequal(historical) Approximately equal, in the context of infinitesimal calculus.adfluvialTowards the flowing waters of a river or streamadfrontal(entomology) One of a pair of narrow plates on the head of a caterpillar, forming an inverted V shape. They divide the head into two lateral and one central plates.adgerminalTowards a germ or ovaryadhesionalRelating to adhesion.adhocratical(business, organizational theory, rare) Relating to an adhocracy; adhocratic.adiabaticalAlternative form of adiabatic.adialectalNot dialectal.adiaphoralBeing or relating to an adiaphoron.adiathermal(thermodynamics) adiabatic; not involving transmission of heatadimensionalWithout dimensions.adimololAn antihypertensive drug.adipofascial(anatomy) adipose and fascialadiposogenitalPertaining to adipose (fatty tissue) and to the genitalsadipoyl(organic chemistry) The divalent radical obtained by removing the two hydroxyl groups of adipic acidadipyl(organic chemistry) The univalent radical obtained by removing the only one hydroxyl group from adipic acidadjectionalPertaining to adjection; that is, or may be, annexed.adjectival(grammar) Of or relating to or functioning as an adjective.adjournal(dated) adjournment; postponementadjudicationalRelating to adjudication.adjustmentalRelating to adjustment.adluminal(anatomy) Near or toward the lumen of a seminiferous tubule.admarginalAlong a marginadmedial(anatomy) Near the medial planeadmesal(biology) Alternative form of admesial.admesial(biology) Near, or moving towards the midlineadministerialOf or pertaining to administering or administration.administrational(nonstandard) Relating to administration.administratorialOf or relating to an administrator or administration.admiral(military, now informal) The commander of a naval squadron or fleet, regardless of formal rank.admirationalOf, or relating to admiration.admonitionalSynonym of admonitory.admonitorial(rare) admonitoryadneural(anatomy) Near a nerveadnexal(botany) Having the property of being adnexed.adnominal(grammar) Involving or relating to words that modify a noun.adonitoxolA particular steroid glycoside.adoptionalOf or relating to adoption.adoralLocated near the mouth.adorationalRelating to adoration.adosterolA particular iodine-containing sterol.adoxographical(rhetoric) Of or pertaining to adoxography; adoxographic.adpositional(grammar) Of, pertaining to, or of the nature of an adposition.adradial(anatomy) Relating to the inner radiusadrafinilA mild stimulant of the central nervous system used to relieve excessive sleepiness and inattention in elderly patients.adrectal(anatomy) Near or beside the rectum.adrenalPertaining to the adrenal glands (suprarenal glands), their secretions, or the function derived therefrom.adrenarcheal(medicine) Of or pertaining to adrenarche.adrenocortical(anatomy) Relating to the adrenal cortex.adrenogenital(physiology) Relating to the effects of adrenocortical hormonesadrenogonadal(anatomy, physiology) adrenal and gonadaladrostral(zoology) Near the rostrum (snout)adshel(advertising) A kind of large poster for display at a bus shelter.adshellAlternative form of adshel.adsorptionalOf or pertaining to adsorption.adstratal(linguistics) Relating to an adstratum.adsymphysial(anatomy) Near a symphysisadulticidalOf or pertaining to an adulticideadvectionalRelating to advection.adventitial(anatomy) Of or pertaining to the adventitiaadventral(anatomy) Extending along a venter (protuberance).adventualRelating to the Advent.adverbial(grammar) Of or relating to an adverb.adversarialCharacteristic of, or in the manner of, an adversary; combative, hostile, opposed.advertorialAn advertisement written in the form of an objective editorial, presented in a printed publication, and usually designed to look like a legitimate and independent news article.advicefulProviding advice; informative, insightful.advisalThe act of advising.advocationalRelating to, or characterised by, advocacy or advocation.adzebillEither of two bird species of the extinct family †Aptornithidae, once endemic to New Zealand.aecial(mycology) Of, pertaining to, or resembling an aecium.aecidialOf or relating to the aecidium.aedeagalRelating to the aedeagus.aegosexualSynonym of autochorissexual.aelurophilAlternative form of ailurophile.aeonialAlternative form of eonial.aequoreal(archaic, rare, poetic) marine; oceanicaerationalOf or relating to aeration.aerenchymalRelating to aerenchymaaerialLiving or taking place in the air.aeroballA sport, somewhat like volleyball, in which the players compete while on a trampolineaerobicalAlternative form of aerobic.aerobiologicalSynonym of aerobiologic.aerochemical(chemistry) Relating to the chemical composition of the airaerocommercial(rare) Relating to commercial flight.aerodynamicalSynonym of aerodynamic.aeroecologicalRelating to aeroecologyaerofaunalRelating to aerofaunaaerofoilBritish standard form of airfoil.aerogelA porous, ultralight solid-state substance, similar to gel, in which the liquid component is replaced with gas.aerographicalSynonym of aerographic.aerologicalRelating to aerology.aeromail(obsolete) air mailaeromechanicalOf or pertaining to aeromechanics.aeromedicalOf or pertaining to aeromedicine.aeromodelA model airplane.aeromycologicalRelating to aeromycology.aeronauticalOf or pertaining to the scientific study of flightaeronavalrelating to both the navy and the air forceaeronavigationalRelating to aeronavigation.aeronomicalOf or pertaining to aeronomyaeropalynologicalRelating to aeropalynologyaerophysicalRelating to aerophysics.aeropoliticalRelating to aeropolitics.aeroshellAn aerodynamic shell that protects a spacecraft during travel from lift-off through the atmosphere from aerodynamic forcesaerosilA very fine, pyrogenic form of silica.aerosolA mixture of fine solid particles or liquid droplets suspended in a gaseous medium.aerospatialOf or pertaining to aerospace.aerosporologicalRelating to airborne sporesaerostructuralRelating to an aerostructureaerotactical(rare) Relating to airforce tactics.aerotechnicalRelating to the technical aspects of flight.aerotechnologicalRelating to aerotechnology.aeroterrestrial(botany) That lives above ground level (typically on high walls)aerothermal(physics) Relating to the heating of surfaces due to their contact with the flow of air or other gasesaesthesiologicalPertaining to aesthesiology.aestheticalOf or pertaining to aesthetics.aestivalAlternative spelling of estival.aestivoautumnal(British) Relating to or happening in summer and autumn.aethalAlternative form of ethal.aetherealAlternative spelling of ethereal.aetherialAlternative spelling of ethereal.aethiopathologicalMisspelling of etiopathological.aetiologicalAlternative spelling of etiological.affectationalRelating to affectation; fake, for show.affectionalPertaining to the affections; affective; characterized by emotionaffectualPertaining to or consisting in disposition or desire.affinal(anthropology) Of a family relationship by marriage of a relative (or through affinity), as opposed to consanguinity; in-law.affirmationalRelating to affirmation.affixalAs or like an affix.affixational(grammar) Of or pertaining to affixationaffixialBeing or relating to an affix.affluentialaffluent and influentialaffodill(obsolete) daffodilaffrightful(obsolete) frightfulaflatoxicol(organic chemistry) The aflatoxin (3S,7R,16S)-16-hydroxy-11-methoxy-6,8,19-trioxapentacyclo[10.7.0.02,9.03,7.013,17]nonadeca-1,4,9,11,13(17)-pentaen-18-oneafocal(optics, of an imaging system) Not focusedafoul(with of) In a state of entanglement or conflict (with).afterallMisspelling of after all.aftercallA subsequent callaftercool(transitive) To cool by means of an intercooler.afterdealDisadvantage.afterfeelA feeling experienced after and as a result of something, e.g. a sensation left in the mouth by a drink.afterpotentialA small, transitory electrical potential that follows, and is dependent upon the main potential produced when a nerve is stimulated; seen as a small positive or negative spike on an oscillograph output.aftersailAlternative form of after-sail.afterschoolTaking place immediately after school classes.afunctionalNot functional.afurololA beta blocker.agalcord that is fastened around the keffiyehagatharesinol(organic chemistry) A particular norlignan found in heartwoodagathokakological(rare) Composed of both good and evil.agathologicalOf or pertaining to agathology.agefulAged, elderly, old.agenitalLacking genitalsagentialOf or pertaining to an agent or an agency.agentival(grammar) Synonym of agentive.ageometricalNot geometrical.aggenital(biology) Positioned near, or on both sides of, the genital area.agglomerationalOf or relating to agglomeration.aggradational(geology) Pertaining to or formed by aggradation.aggregationalRelating to, or by means of, aggregation.aggresomalRelated to an aggresomeagitationalRelating to, or having the character of, political agitationagitatorialOf or relating to agitators.aglossalHaving no tongue.agminal(zoology) Of or pertaining to an agmen.agnailTorn skin near a toenail or fingernail.agnelA 13th century French gold coin.agnomicalOf or pertaining to the absence of set purpose or intention.agnominalOf or pertaining to an agnomen.agnosticalAlternative form of agnostic.agnotologicalRelating to agnotology.agonadalLacking gonadsagonalOf or pertaining to struggle, competition or conflict; of or pertaining to an agon.agonistical(archaic) agonistic (of or relating to contests that were originally participated in by the Ancient Greeks).agrammatical(grammar) Not grammatical; ungrammatical.agrestal(botany) That grows wild in cultivated fieldsagrestialSynonym of agrestic.agresticalObsolete form of agrestic.agrichemicalAlternative form of agrochemical.agriculturalOf or pertaining to agriculture.agrihorticulturalAlternative form of agrohorticultural.agrihortisilviculturalRelating to agrihortisilviculture.agriologicalRelating to agriology.agripreneurialRelating to agripreneurship.agrisilviculturalAlternative form of agrosilvicultural.agritechnicalAlternative form of agrotechnical.agritechnologicalAlternative form of agrotechnological.agrobacterial(bacteriology) Relating to agrobacteria.agrobiologicalOf or pertaining to agrobiology.agrobiotechnologicalRelating to agrobiotechnologyagrochemical(chemistry) A chemical compound, such as a hormone, fungicide, or insecticide, that improves the production of crops.agroclimatologicalRelating to agroclimatology.agroecologicalOf or pertaining to agroecology.agrofuelAny biofuel produced by agricultural means.agrogeologicalRelating to agrogeology.agrohorticulturalRelating to agrohorticulture.agrohydrologicalRelating to agriculture and hydrologyagroindustrialRelating to both agriculture and industry, or to agricultural industry (agroindustry), or to industrial agriculture.agrologicalRelating to agrology.agrometeorologicalRelating to agrometeorology.agromineralAny mineral that has an agricultural use, either as a nutrient or a fertilizeragromorphologicalRelating to the morphology of agricultural plants and animalsagronomialSynonym of agronomic.agropastoralbased upon agriculture and the rearing of sheepagrophysicalRelating to agrophysics.agropracticalRelating to agricultural practiceagropreneurialAlternative form of agripreneurial.agrosilviculturalRelating to agrosilviculture.agrosilvopastoralRelating to agriculture that features crops, forestry and the pasturage of animalsagrostologicalOf or pertaining to agrostology.agrotechnicalOf or relating to agrotechnology.agrotechnologicalOf or relating to agrotechnology.agrozootechnicalRelating to the science and technology associated with agriculture and animal husbandryaguamielThe sap of the Mexican maguey plant.ahaustralLacking haustra.ahemeral(biology) Cyclical, with a period not equal to 24 hoursahierarchicalNot hierarchical.ahistoricalLacking historical perspective or context.ahnentafelA genealogical numbering system for listing a person's direct ancestors.ahoolA flying cryptid first reported in the 1920s, supposedly a giant bat or pterosaur.ahull(nautical) at the hull of a shipaidfulHelpful, assisting, providing aid.ail(transitive) To cause to suffer; to trouble, afflict. (Now chiefly in interrogative or indefinite constructions.)ailourophilAlternative spelling of ailurophile.ailurophilAlternative form of ailurophile.aimfulFull of purpose.aionialAlternative form of eonial.aiphanol(organic chemistry) A stilbenolignan found in the seeds of Aiphanes aculeata.airball(basketball) A shot that misses the backboard, rim and net entirely.airbill(transport) A waybill for cargo being shipped by air.airfall(geology) The deposition of material (such as ash) ejected from a volcano.airfoilA structure shaped to produce lift when moving in air.airmailThe system of conveying mail using aircraft.airolAn antiseptic powder consisting of a basic iodide and gallate of bismuth, sometimes used in place of iodoform.airplanefulEnough to fill an airplane.airtel(historical) A form of communication formerly used within the FBI, indicating a letter that had to be typed and mailed on the same day.airwall(computing) The notional part of a network configuration which isolates computers physically from connection to a wider network such as the Internet.ajapsandalAlternative form of ajapsandali.akill(transitive, IRC) To ban (a user) from an IRC server so that they are automatically disconnected on any future attempt to connect.aksakalAlternative form of aqsaqal.alThe Indian mulberry, Morinda citrifolia, especially as used to make dye.alacepril(pharmacology) A particular ACE inhibitor.alaninol(organic chemistry) The amino alcohol 2-amino-1-propanol, related to alanine.alantolSynonym of inulol.alanyl(organic chemistry) The univalent acyl radical, CH₃CH(NH₂)CO-, derived from the amino acid alanine.alaryngealWithout the use of the larynx.albanol(organic chemistry) Either of two complex phenols isolated from the white mulberry Morus alba.albeluvisol(soil science) A soil with a thin, dark surface horizon on a bleached subsurface horizon that tongues into a clay illuviation horizon.albicanal(organic chemistry) A sesquiterpene aldehyde related to drimanealbicanol(organic chemistry) A sesquiterpene alcohol related to drimanealbinalSynonym of albino.alboll(soil science) A kind of mollisol found in areas with an aquic moisture regime with an eluvial horizon.albuminocytologicalRelating to proteins (especially albumins) and cells.albuminoidal(chemistry) Of the nature of an albuminoid.albuterol(pharmacology) Synonym of salbutamol.alcamahol(humorous) alcoholalchemical(alchemy) Of or pertaining to the medieval chemical science and philosophy of alchemy.alchemisticalOf or pertaining to alchemists.alchemystical(rare) Pertaining to alchemy.alchohol(hypercorrect) Misspelling of alcohol.alchymisticalAlternative form of alchemistical.alcogelA hand sanitizer in the form of an alcohol gelalcohol(organic chemistry, countable) Any of a class of organic compounds (such as ethanol) containing a hydroxyl functional group (-OH).alcohologicalRelating to alcohology.alcoholometricalAlternative form of alcoholometric.alcohothermalUsing an alcoholic solution at high temperaturealcosol(organic chemistry, physical chemistry) A colloid where the dispersive media is alcohol.alcothermalAlternative form of alcohothermal.alcoxyl(organic chemistry) A univalent radical derived from an aliphatic alcohol by loss of a protonaldermanical(obsolete) Synonym of aldermanic.alditol(organic chemistry) Any of a class of acyclic polyols formally derived from an aldose by reduction of the carbonyl functional group.aldol(organic chemistry) Any aldehyde or ketone having a hydroxy group in the beta-positionaldosterolMisspelling of aldosterone.alecithal(biology, of an ovum) Tending to segment uniformly, and having little or no yolk embedded in the protoplasm.alegalNot within the framework or concept of the law; unrelated to concerns of legality.alentemolA particular antipsychotic drug.alethiologicalOf or pertaining to alethiology.alexical(rare) Not lexical.alexipharmacal(obsolete) Alternative form of alexipharmic.alexipharmicalAlternative form of alexipharmic.alexiterialSynonym of alexiteric.alfacalcidol(pharmacology) A synthetic analog of vitamin D₃, used in the treatment of conditions resulting from vitamin D deficiency.alfaprostol(pharmacology) A prostaglandin analogue.alfentanil(pharmacology) A synthetic short-acting opioid with analgesic and local anesthesia enhancing activity.alfentanylMisspelling of alfentanil.alfil(chess) A fairy chess piece that moves two squares diagonally, leaping over any intermediary pieces.alfisol(soil science) An abundant soil order in the USDA soil taxonomy, with a clay-enriched subsoil and relatively high native fertility, widely used both in agriculture and forestry.alfoilaluminium foilalgacidalAlternative form of algicidal.algaecidalAlternative spelling of algicidal.algaeologicalRelating to algaeology.algalPertaining to, or like, algae.algarelAlternative form of algarot.algazel(obsolete) A gazelle, probably the Arabian gazelle.algebraicalPertaining to algebra or its laws.algicidalActing as an algicide.algofunctional(pathology) Relating to pain and function (especially in the field of osteoarthritis)algological(botany) Of or pertaining to algology (the study of algae).algometricalRelating to algometry.algorithmicalAlternative form of algorithmic.alguazilAn officer of the law in Spain or Latin America.aliethmoidal(anatomy) Relating to expansions of the ethmoid bone or cartilage.alikreukel(South Africa) giant periwinkle, Turbo sarmaticusalimadol(pharmacology) An opioid analgesic related to methadone.alimentalAble to be used as food; nourishing.alinasal(anatomy, archaic) Pertaining to expansions of the nasal bone or cartilage.alingual(linguistics) Using no language.aliseptal(anatomy, obsolete) Relating to expansions of the nasal septum.alisol(soil science) A kind of soil with poor drainage and a dense subsurface clay layer, causing a relatively high concentration of aluminum ions in the rootzone.alisphenoidalAlternative form of alisphenoid.aliturgical(of a day in the Christian calendar) On which the Eucharist is not offered.alkadienyl(organic chemistry) Of, pertaining to, or derived from an alkadienealkahesticalAlternative form of alkahestic.alkalimetricalAlternative form of alkalimetric.alkaloidal(organic chemistry) Of or pertaining to alkaloids.alkanal(organic chemistry) An alkyl aldehyde.alkanediol(organic chemistry) A diol (a compound with two hydroxy groups) derived from an alkane which may be linear or branched.alkanediyl(organic chemistry) Any of a series of divalent radicals of the general formula CₙH₂ₙ derived from aliphatic hydrocarbons. Unless specified otherwise, such alkanediyls include substituted alkanediyls.alkanethiol(organic chemistry) Any simple aliphatic thiol.alkanol(organic chemistry) Any simple aliphatic alcohol.alkanoyl(organic chemistry) acylalkenal(organic chemistry) Any unsaturated aliphatic aldehydealkenol(organic chemistry) Any alcohol that also has a double bond, but especially any enolalkenoyl(organic chemistry) The acyl radical of an alkenoic acidalkenyl(organic chemistry) Of, pertaining to, or derived from an alkenealkenylacyl(organic chemistry, especially in combination) Any alkenyl derivative of an acyl radicalalkoxyalcohol(organic chemistry) Any organic compound of general formula R'-O-ROH, where R and R' represent alkyl or aryl groups.alkoxyalkyl(organic chemistry, especially in combination) Any alkoxy derivative of an alkyl radicalalkoxycarbonyl(organic chemistry, especially in combination) Any alkoxy derivative of a carbonyl radicalalkoxyethyl(organic chemistry, especially in combination) Any alkoxy derivative of an ethyl groupalkoxylThe alkoxy radicalalkoxymethyl(organic chemistry, especially in combination) Any alkoxy derivative of a methyl group R-O-CH₂-alkyhol(informal, nonstandard) Eye dialect spelling of alcohol.alkyl(organic chemistry) Any of a series of univalent radicals of the general formula CₙH₂ₙ₊₁ derived from aliphatic hydrocarbons. In other words, an alkane minus one hydrogen atom.alkylcyclohexanol(organic chemistry) Any alkyl derivative of cyclohexanolalkylglycerol(organic chemistry) Any alkyl ether of glycerolalkylideneaminoxyl(organic chemistry) Any univalent radical of the form R₂C=N-O- (where R is an alkyl group)alkylideneaminyl(organic chemistry) Any univalent radical of the form R₂C=N- (where R is an alkyl group)alkylmetal(organic chemistry) Any aliphatic organometallic compound.alkylphenol(organic chemistry) Any of a family of organic compounds obtained by the alkylation of a phenolalkylresorcinol(biochemistry) A phenolic lipid composed of long aliphatic chains and resorcinol-type phenolic rings.alkylsulfanyl(organic chemistry, especially in combination) Any alkyl derivative of a sulfanyl radicalalkynalAny aldehyde containing an alkyne groupalkynol(organic chemistry) Any alcohol containing an alkyne groupalkynyl(organic chemistry) Of, pertaining to, or derived from an alkyneallThroughout the whole of (a stated period of time; generally used with units of a day or longer).allantochorialAlternative form of allantochorionic.allantoidal(anatomy) Of or relating to the allantois.allegoricalOf, relating to, or containing allegory.allelArchaic form of allele.allelochemical(biochemistry, ecology) Having allelopathic effects.allenol(organic chemistry) Any alcohol containing a hydroxyl group directly attached to an allene.allenyl(organic chemistry, especially in combination) A univalent radical derived from an allene.allenylthiol(organic chemistry) Any thiol that also has an allene groupallergicalDated form of allergic.allergological(medicine) Relating to the study and treatment of allergies.allhealAny of several several plants supposed to have broad healing powers.alliacol(organic chemistry) Any of a group of sesquiterpene lactones found in the basidiomycete Marasmius alliaceusalliteralRelating to, or characterized by, alliteration.alliterationalInvolving alliteration; alliterative.alloarterial(surgery) Relating to an artery from a donorallobarbital(pharmacology) An early barbiturate once used as an anticonvulsant.allocationalOf or pertaining to allocation.allochemical(geology) Of rocks: having multiple types of grain, typically fossiliferous material, ooids, peloids or intraclast in a carbonate matrix.allocholesterol(organic chemistry) The isomer of cholesterol (3S)-10,13-dimethyl-17-(6-methylheptan-2-yl)-2,3,6,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-olallocolonial(biology) Between members of different colonies.allocortical(anatomy) Relating to the allocortexallodialAnything held allodially.allofamilialRelating to a different familyallohistorical(narratology) Relating to alternate history, either as a discipline or genre, or as a specific counterfactual sequence of events.allohormonalRelating to allohormonesalloidenticalBeing of the identical allotypeallomaternalRelating to an allomother.allometricalAlternative form of allometric.allomonalRelating to an allomonealloparentalOf or pertaining to an alloparentallopaternalRelating to an allofatherallopolyploidalallopolyploidallopregnanediol(organic chemistry) An isomer of pregnanediol, 5α-pregnane-3α,20α-diol; it is an endogenous metabolite of progesterone and allopregnanoloneallopurinol(pharmacology) A synthetic drug which inhibits uric acid formation, used to treat gout and related conditions.allosexual(LGBTQ, of a person) Experiencing sexual attraction; not asexual.allosomalSynonym of allosomic.allostericalAlternative form of allosteric.allothermalHaving an external heat sourceallotropical(chemistry, rare) Of or pertaining to an element that exhibits allotropy.allotypical(immunology, rare) Allotypic: of, due to, or pertaining to an allotype.alluvialPertaining to the soil deposited by a stream.allyl(organic chemistry, especially in combination) The univalent radical, CH₂=CH-CH₂-, existing especially in oils of garlic and mustard.allylalcoholAlternative form of allyl alcohol.allylestrenol(pharmacology) A synthetic progestogen used to prevent threatened miscarriage, recurrent pregnancy loss and premature labour.allylmetal(organic chemistry) An organometallic compound with an allyl group attached to a metal atom.allylnickel(organic chemistry) Any allyl organometallic compound of nickel.allylphenol(organic chemistry) Any allyl phenolalmightiful(obsolete, Early Modern) almighty; all-powerfulalmsful(archaic) Likely to give alms; charitable.alodialAlternative form of allodial.alogicalNot based upon logic or reasoned argument.alopurinolMisspelling of allopurinol.alphabeticalPertaining to, furnished with, or expressed by letters of the alphabet.alphabetologicalRelating to alphabetology.alphacetylmethadol(pharmacology) A synthetic opioid analgesic.alphacoronaviral(virology) Relating to alphacoronaviruses.alphahelical(biochemistry) Having the form of an alpha helixalphaherpesviralOf or relating to the alphaherpesviruses.alphamericalalphanumeric / alphanumericalalphamethadol(pharmacology) A synthetic opioid analgesic.alphanodaviralRelating to the alphanodaviruses.alphanumericalConsisting of only letters and numbers; alphanumeric.alphaproteobacterialOf or pertaining to the alphaproteobacteriaalpharetroviralRelating to alpharetrovirusesalphaviralRelating to alphaviruses.alphenal5-allyl-5-phenylbarbituric acid, a barbiturate derivative formerly used to treat epilepsy and convulsions.alpholA crystalline derivative of salicylic acid, used as an antiseptic and antirheumatic.alprenololA drug used to treat angina.alprostadil(pharmacology) Prostaglandin E₁, a vasodilatory drug used in the treatment of erectile dysfunction.altepetlA Nahua community; a pueblo.alternariolA toxic metabolite of Alternaria fungi, a major contaminant of cereals and fruits.alternationalRelating to alternation.altimetricalSynonym of altimetric.altithermal(of a time period) Relatively warm (typically, between periods of glaciation)altitudinalOf or in relation to altitudealtosomal(genetics) Relating to altosomesaltricalAlternative form of altricial.altricial(ornithology) Helpless at birth (of young animals); or having young which are helpless at birth.altrilocal(grammar) Indicating altrilocality, i.e. the occurrence of an event in a location other than that of the speaker.aludelA pear-shaped pot with an opening at each end, formerly used, especially by alchemists, for sublimation.aluminyl(inorganic chemistry, especially in combination) Aluminium in the +1 oxidation state.alumnalRelating to alumni.alumnol(medicine, archaic) A naphthol-sulphonic-acid salt of aluminum, used to treat wounds, etc.alveolingual(anatomy) Alternative form of alveololingual.alveoloarterial(anatomy, physiology) Of or pertaining to the pulmonary alveoli and the arteries.alveolobuccal(anatomy) Relating to the alveolus and the cheekalveolodental(anatomy) Relating to the alveolus and the teethalveololabialSynonym of labioalveolar.alveololingual(anatomy) Relating to the alveolus and the tonguealveolonasal(anatomy) Relating to the alveolus and the nosealveolopalatalAlternative spelling of alveopalatal.alveopalatal(phonetics) Synonym of palato-alveolar.amacrinalAlternative form of amacrine.amaroidal(rare) Relating to an amaroid; bitter.amatolA high explosive consisting of a mixture of ammonium nitrate and trinitrotoluene.amatorialReferring to love and romance, amatory.amazeful(archaic) Full of amazement; astonished.ambalA type of curry made from pumpkin with tamarindambassadorialOf or pertaining to an ambassador.ambersnailAny of the genus Oxyloma of air-breathing land snails.ambidextralPertaining equally to the left and right sides.ambidirectionalIn both directionsambilateral(medicine) Affecting both sides of the body, or of an organ.ambilinealOf or pertaining to both sides of a family.ambilingual(linguistics) Having two languages that are used for any and all communications, where neither language is dominant.ambipedal(biology) Able to use both feet with equal easeambipositionalRelating to an ambiposition.ambiregnal(taxonomy, of a protist) Classified into the taxonomic schemes of two different kingdoms of life simultaneously, either as Protozoa and Algae or as Protozoa and Fungi.ambisexual(zoology) Hermaphroditic.amblygonal(geometry, obsolete) obtuse-angledambosexual(rare) Alternative form of ambisexual (“hermaphroditic, or unisex”).ambrosial(Greek mythology) Pertaining to or worthy of the gods.ambroxol(organic chemistry, pharmacology) A secretolytic agent used in the treatment of respiratory diseases associated with viscid or excessive mucus, C₁₃H₁₈Br₂N₂O.ambulacralOf or pertaining to an ambulacrumambulatorial(zoology) ambulatory; adapted for walking; gressorialamburbialRelating to the amburbium.amebalAlternative spelling of amoebal.amebicidal(American spelling) Alternative form of amoebicidal.ameboidalAlternative form of amoeboidal.amel(obsolete) Enamel.amelocemental(anatomy, dentistry) Relating to the enamel and cement.amelodentinal(anatomy, dentistry) Relating to the enamel and dentin.amendful(obsolete) Much improving.amenorrhealAlternative spelling of amenorrhoeal.amenorrhoealRelating to amenorrhoea.amensal(biology) Relating to amensalism.amental(botany) amentaceousamentialRelating to amentiaamericyl(inorganic chemistry) The oxygenated cation of americium AmO₂⁺ametaphysicalNot metaphysicalamethodicalNot methodical; unsystematic.amfecloralA stimulant drug formerly used as an appetite suppressant.amfetaminilAlternative form of amphetaminil.amical(now rare) Friendly, amicable.amicitial(formal) Of or relating to private friendship.amicrobialNot containing microbesamidal(organic chemistry) A chemical compound formed by the condensation of an amide with an aldehyde.amidantelAn anthelminthic drug.amidoalkyl(organic chemistry) Any amido derivative of an alkyl radicalamidolThe hydrochloride of the amino-phenol 2,4-diaminophenol, used as a photographic developer.amidomethyl(organic chemistry, especially in combination) Any amido derivative of a methyl radical (-CH₂-NH-CO-R)amidonaphthol(organic chemistry) Any amido derivative of naphtholamidopropyl(organic chemistry) A propyl radical with an amine group substituted for a hydrogen atom.amilAlternative form of aumil.amillennial(Christianity) Of or relating to amillennialism.aminal(organic chemistry) Any organic compound having two amino functional groups attached to the same carbon atom - R₂C(NR₂)₂aminediyl(organic chemistry) A nitrene.aminiumyl(organic chemistry) Any radical cation of the form R₃N-⁺aminoacyl(organic chemistry) Any of class of organic radicals, formed by the removal of a hydroxyl group from an amino acid.aminoalcohol(organic chemistry) Alternative form of amino alcohol.aminoalkanol(organic chemistry) Any amino derivative of an alkanolaminoalkyl(organic chemistry, especially in combination) Any amino derivative of an alkyl radicalaminoalkynyl(organic chemistry, especially in combination) The amino derivative of an alkynyl groupaminoallyl(organic chemistry, especially in combination) An amino derivative of an allyl radical.aminobenzoyl(organic chemistry, especially in combination) Any amino derivative of a benzoyl groupaminobenzyl(organic chemistry, especially in combination) Any amino derivative of a benzyl radicalaminobiphenyl(organic chemistry) An amine derivative of biphenyl.aminobutyl(organic chemistry) Any amino derivative of a butyl radicalaminobutyryl(organic chemistry, especially in combination) Any amino derivative of a butyryl groupaminocarbonyl(organic chemistry) The univalent radical NH₂CO- that is equivalent to the carboxamide functional group.aminochronologicalSynonym of aminostratigraphic.aminocyclitolAny of a class of chemical compounds related to cyclitols and used in aminoglycoside antibiotics.aminocyclohexitol(biochemistry) An amino derivative of a cyclohexitolaminodocosanediol(organic chemistry) Any amino derivative of a docosanediolaminoeicosanediol(organic chemistry, very rare) Any amino derivative of an eicosanediolaminoeicosanetriol(organic chemistry, very rare) Any amino derivative of an eicosanetriolaminoethanol(organic chemistry) The amino alcohol ethanolamine; any of its N-derivativesaminoethyl(organic chemistry, especially in combination) The univalent radical NH₂CH₂CH₂- derived from ethylamineaminohexyl(organic chemistry, especially in combination) Any amino derivative of a hexyl radical.aminoindanol(organic chemistry) Any of several isomeric amino derivatives of indanol, some of which are used in the synthesis of the HIV protease inhibitor indinaviraminoisobutanol(organic chemistry) Any amino derivative of isobutanolaminolA colourless liquid prepared from herring brine and containing amines, used as a local antiseptic.aminomethyl(organic chemistry) The univalent radical NH₂CH₂- derived from methylamineaminonaphthol(organic chemistry) Any of several isomeric amino derivatives of naphtholaminooxylAlternative form of aminoxyl.aminopentyl(organic chemistry, especially in combination) Any amino derivative of a pentyl radicalaminophenol(organic chemistry) Any of three isomeric amino derivatives of phenol; hydroxyaniline.aminophenyl(organic chemistry, especially in combination) Any amino derivative of a phenyl radicalaminopropanal(organic chemistry) Any amino derivative of propanal, but especially 3-aminopropanal, a potent cytotoxinaminopropanol(organic chemistry) Any of several isomeric amino derivatives of propanolaminopropyl(organic chemistry) The univalent radical NH₂CH₂CH₂CH₂- derived from propylamineaminoquinolAn antiprotozoal drug.aminoribosyl(organic chemistry, especially in combination) Any amino derivative of a ribosyl radical (derived from an aminoribose)aminosteroidalRelating to aminosteroidsaminosterol(organic chemistry) Any amino derivative of a sterol, especially any of a group of such antibiotics obtained from sharksaminostyryl(organic chemistry, especially in combination) Any amino derivative of a styryl radicalaminoterminalAlternative spelling of amino-terminal.aminothiol(organic chemistry) Any amino derivative of a thiolaminouracil(organic chemistry) Either of two isomeric C-amino derivatives of uracil 5- or 6-amino-2,4-dihydroxypyrimidineaminovinyl(organic chemistry) An amino derivative of a vinyl radicalaminoxyl(organic chemistry) Any organic derivative of the radical R₂NO^. R₂N^(.+)-O⁻aminyl(organic chemistry, especially in combination) Any radical derived from a primary amine or secondary amineamiralObsolete form of admiral.amitochondrial(cytology) Lacking a mitochondrionammel(obsolete) Enamel.ammiolA particular furanochromone.ammiralObsolete form of admiral.ammonalAn explosive made up of ammonium nitrate, trinitrotoluene, and aluminium powder.ammoniacalPertaining to or containing ammonia.ammonical(inorganic chemistry) Of or pertaining to ammonia.ammoniumyl(inorganic chemistry) The univalent inorganic radical cation NH₃^(+.) derived from ammonia; azaniumylammosexual(slang, derogatory) A person obsessed with owning guns; a zealous supporter of the right to bear arms.ammunitional(firearms) Of or relating to ammunition.amnesticalAlternative form of amnestic.amniochorial(anatomy) Relating to the amnion and the chorionamnioserosalRelating to, or having an amnioserosaamobarbital(pharmacology) A barbiturate administered especially in the form of its sodium salt C₁₁H₁₇N₂NaO₃ as a hypnotic and sedative; and as a supposed truth serum.amodalNot modal (in any sense)amoebalRelating to amoebasamoebicidalRelating to substances which could destroy amoebae.amoeboidalAlternative form of ameboid.amonoclonalNot monoclonalamoral(of acts) Done without consideration for morality or immorality.amosulalolA beta blocker drug.amotivational(psychology) Relating to, or characterised by, a lack of motivation.ampelanol(organic chemistry) A cytotoxic anthraquinone derivative, present in the fungal endophyte AmpelomycesampelotechnicalRelating to the technology of grape growing and harvestingamperometricalAlternative form of amperometric.amphecloralAlternative form of amfecloral.amphenicol(medicine) Any of a class of antibiotics related to chloramphenicolamphetaminilA stimulant drug derived from amphetamine, formerly used to treat obesity, ADHD, and narcolepsy.amphiarthrodialCharacterized by amphiarthrosis.amphiastralRelating to an amphiaster.amphibialArchaic form of amphibian.amphibicidalActing as an amphibicide.amphibiologicalPertaining to amphibiology.amphibological(linguistics) Grammatically ambiguous.amphiborealRelating to both sides of the North Atlantic Ocean.amphicheiralEquivalent to its mirror image.amphichiral(geometry, physical chemistry) superimposable on its mirror image; achiralamphicontinentalOn both sides of a continent (but not in the middle)amphicribral(botany) In which the phloem surrounds the xylemamphidalRelating to amphids.amphidialAlternative form of amphidal.amphidinol(organic chemistry) A polyhydroxy polyene, present in marine dinoflagellates of the genus Amphidinium, that is an antifungal agentamphidromicalPertaining to the Amphidromia.amphiequatorial(biology) That lives on either side of the equatoramphiesmalRelating to snakes of the genus AmphiesmaamphifunctionalHaving both of two related functionsamphiphilAlternative form of amphiphilic.amphipolAny of a range of amphipathic polymers used as speciality surfactantsamphitheatralAlternative form of amphitheatrical.amphitheatricalHaving some of the characteristics of an amphitheatre.amphithecialRelating to the amphithecium.amphitropal(botany, obsolete) amphitropousamphitropical(biology) That lives north or south of the equator, but not in the tropicsamphivasal(botany) In which the xylem surrounds the phloemamphophil(cytology) Any amphophilic cellamphoralOf, pertaining to, or in the shape of an amphoraamplexicaul(botany, of leaves) Having lobes (usually auriculate) that completely surround the stem.amplificationalRelating to, or causing amplification (typically of nucleic acid)amplitudal(rare) Synonym of amplitudinal (relating to amplitude)amplitudinalRelating to amplitude.ampul(US) Alternative spelling of ampoule.ampullacealRelating to ampullaeampullofugal(anatomy) In a direction away from an ampullaamputationalOf or relating to amputation.amrellObsolete form of admiral.amygdalAlternative form of amygdale (“almond-shaped inclusion in igneous rock or lava”).amygdalocortical(anatomy) Relating to the amygdala and the cerebral cortex.amygdalofugal(anatomy) Emanating from the amygdalaamygdalohippocampalRelating to the amygdala and hippocampus.amygdaloidalShaped like an almondamygdalostriatalamygdaloid and striatalamyl(informal) Ellipsis of amyl nitrite.amylmetacresolAn antiseptic used to treat minor infections of the mouth and throat.amyloidalAlternative form of amyloid.amytalSynonym of amobarbital.anacardol(organic chemistry) A natural product, of uncertain structure, isolated from the seeds of Anacardium occidentale.anachronical(rare) Synonym of anachronistic.anachronismatical(archaic) anachronisticanachronistical(rare, nonstandard) Synonym of anachronistic.anaemialRare spelling of anemial.anaerobialAlternative form of anaerobic.anaerobicidal(medicine) Acting to kill anaerobic bacteriaanaesthesiologicalAlternative form of anesthesiological.anaestheticalOf or relating to anaesthesis, characteristic of anesthesia.anaglyphicalAlternative form of anaglyphic.anagrammaticalSynonym of anagrammatic.anagraphicalAlternative form of anagraphic.anal(not comparable) Of, related to, intended for or involving the anus. [from 18th c.]analepticalAlternative form of analeptic (“restoring or stimulating health”).analogal(obsolete) Analogous.analogicalOf, pertaining to, based on, or composed of an analogy.analphabeticalAlternative form of analphabetic.analyticalOf or pertaining to analysis; resolving into elements or constituent partsanamnesticalAlternative form of anamnestic.anaphoral(Christianity) Relating to the anaphora.anaphoricalSynonym of anaphoric.anaphrodisiacalAlternative spelling of anaphrodisiac.anapleuralSynonym of anaplerotic.anapophysealAlternative form of anapophysial.anapophysialRelating to the anapophysis.anaptycticalRelating to anaptyxis.anarchal(archaic) lawless; anarchicanarchial(obsolete) Anarchic.anarchisticalSynonym of anarchistic.anastral(biology) Lacking astersanathomicalMisspelling of anatomical.anational(rare) Not nationalanatomicalOf or relating to anatomy or dissection.anatomicobiologicalRelating to anatomy and biology.anatomicomedicalRelating to anatomy and medicine.anatomicopathologicalRelating to anatomy and pathology.anatomicophysiologicalRelating to anatomy and physiology.anatomicosurgicalRelating to anatomy and surgery.anatomofunctionalRelating to both anatomy / form and functionanatomopathological(anatomy, pathology) Relating to both anatomy and pathologyanatomophysiological(anatomy, physiology) anatomical and physiologicalanatropal(botany) anatropousanatropicalSynonym of anatropic.anaxonal(of a neuron) Lacking neuritesancarololA beta blocker drug.ancestoral(less common) ancestralancestralOf, pertaining to, derived from, or possessed by, an ancestor or ancestors.ancestrallObsolete form of ancestral.ancestrial(dated) Ancestral.anchal(Nepal) any administrative zone of Nepalancipital(botany) Two-edged instead of round; said of certain flattened stems, such as those of bluegrass, and rarely also of leaves.anconalOf or pertaining to the elbowanconeal(anatomy) Of or pertaining to the elbow.ancoralAlternative form of anchoral.ancymidol(organic chemistry) The plant growth regulator α-cyclopropyl-α-(4-methoxyphenyl)-5-pyrimidinemethanolandisolA kind of soil formed in volcanic ash and containing high proportions of glass and amorphous colloidal materials, including allophane, imogolite, and ferrihydrite.andosolAlternative form of andisol.andragogicalAlternative form of andragogic.androcidalOf or pertaining to androcide.androconialRelating to the androconiumandroecial(botany) Relating to the androeciumandrogenital(pathology) Caused by an excess of androgensandrologicalRelating to andrology.andropetal(botany) A petal that is derived from a modified stamenandropodialRelating to an andropodiumandrosartorialmen's fashion (attributive)androsexualAttracted to men and/or to masculinity regardless of gender.androstanediolEither of the steroids 3α-androstanediol (5α-androstane-3α,17β-diol) and 3β-androstanediol (5α-androstane-3β,17β-diol).androstanol(organic chemistry) Any alcohol derived from androstane, but especially 5a-androstane3a-ol.androstenediol(biochemistry) Any of a group of related steroid androgens.androstenetriol(organic chemistry) The steroid (3β,16α,17β)-androst-5-ene-3,16,17-triol that is a metabolite of dehydroepiandrosteroneandrostenol(organic chemistry) A steroid alcohol with a musk-like, found in human sweat and also in truffles.anealAlternative form of anneal.anecdotalOf the nature of or relating to an anecdote.anecdoticalDated form of anecdotal.anelloviralRelating to anellovirusesanemial(rare) Characteristic of anemias; anemic.anemologicalRelating to anemology.anemometricalAlternative form of anemometric.anemonolprotoanemoninanesthesiologicalOf or relating to anesthesiology.anestheticalAlternative form of anesthetic.anethicalNot concerned with ethics; neither ethical nor unethicalanetholDated form of anethole.aneurismalAlternative spelling of aneurysmal.aneurotypical(uncommon) Synonym of neuroatypical.aneurysmalOf, pertaining to, or causing aneurysmsangel(figuratively) A person having qualities traditionally attributed to angels.angelicalBelonging to, or proceeding from, angels; resembling, characteristic of, or partaking of the nature of, an angel.angellObsolete spelling of angel.angelologicalRelating to angelology.angeloyl(organic chemistry, especially in combination) A univalent radical formally derived from angelic acid by removal of the hydroxyl groupangerfulFull of anger, expressing anger.anginalRelated to angina.angioarchitectural(anatomy) Relating to angioarchitectureangiographicalangiographicangiologicalOf or relating to angiologyangiospermalangiospermousangstfulFull of angst; fearful; apprehensiveanguinealLike a snake; anguineousanguishfulFull of anguish.angulospenial(amphibians, anatomy) A bone in the lower jaw of amphibiansangulosplenial(anatomy) angular and splenialanhedral(mineralogy) Lacking sharp, recognisable crystal faces.anhistoricalNot historical.anhydrosorbitol(organic chemistry) Synonym of sorbitan.anidiomatical(archaic) Not idiomatic.anilThe indigo shrub; or the indigo dye obtained from the plant.anilingual(rare) Of or pertaining to anilingus.animadversionalOf or relating to animadversion.animal(loosely) Any member of the kingdom Animalia other than a human.animallObsolete spelling of animal.animationalOf or relating to animation.anipal(informal, chiefly in the plural) An animal that is a friend, to other mentioned animals or humans.anipamil(pharmacology) A calcium channel blocker.anisodactylCharacterized by anisodactyly.anisolAlternative form of anisole.anisopirolAn antipsychotic drug.anisothermal(thermodynamics) Of or pertaining to a system that is not in thermal equilibrium, that does not have a single fixed temperature.anisotropicalAlternative form of anisotropic.anisoyl(organic chemistry) Any of three isomeric univalent radicals derived from anisic acidanisyl(organic chemistry) noun Any of three isomeric univalent radicals, o-, m-, or p-methoxyphenyl, CH₃O-C₆H₄-, derived from anisole. adj. bearing one of these radicals.anklefulA quantity that covers or fills an ankle.annalThe record of a single event or item.annealTo cool glass slowly, to minimize internal stress.annexationalOf or pertaining to annexationanniversalOccurring yearly; annual.anniversallObsolete spelling of anniversal.annotationalSynonym of annotative.annoyful(obsolete) annoyingannualHappening once every year.annul(transitive) To formally revoke the validity of.annulospiral(anatomy, of the ending of a nerve fibre) wrapped around the centre of the intrafusal fibreanococcygeal(anatomy) Relating to the anus and coccyx.anodalRelating to, functioning as, or occurring at an anode.anogenital(anatomy) Of, or relating to, the anus and genitals.anoil(obsolete) To anoint with oil.anomal(obsolete) Something anomalous, especially an irregular word in a language.anomalisticalAlternative form of anomalistic.anonymal(obsolete) Anonymous [16th–17th c.]anoperineal(anatomy) Relating to the anus and perineum.anordriolThe dihydroxylated active metabolite of anordrin, with similar but more potent estrogenic action.anorectal(anatomy) Of or pertaining to the anus and the rectum.anormal(obsolete) Not according to normality; abnormal.anospinal(anatomy) Relating to the anus and spinal cordanothermalHaving a decreasing temperature with increasing water depth.anovaginal(anatomy) Relating to the anus and vagina.anovesicalRelating to the anus and urinary bladder.antagonisticalAlternative form of antagonistic.antambulacral(obsolete, zoology) Away from the ambulacral region.antapicalRelating to the antapex.antarafacial(physical chemistry) Of a chemical reaction, involving two simultaneous changes in bonding to opposite faces of a common centre (or related centres) of a molecular fragmentantealLocated before, or in front.anteapical(anatomy) Located in front of an apex.antebaptismalBefore baptism.antebrachial(anatomy) relating to the forearmantebrachiocarpalanterior to the brachial plexus and carpal tunnelantecedentalOf or relating to antecedents.antechapelThe outer part of the west end of a chapel.anteclassicalPertaining to something from before the classical era.anteconsonantal(linguistics) Placed before a consonantantecostalRelating to an antecostaantecriticalprior to criticismantecubalMisspelling of antecubital.antecubital(anatomy) Pertaining to, or situated in the anterior or inner part of the elbow (cubitus)antediluvial(biblical) Of or pertaining to a time before Noah's flood.antefixalRelating to an antefix.antefurcalRelating to an antefurcaantegonial(anatomy) anterior of the gonionantegrammatical(linguistics) Prior to the formation of a grammarantehumeralAt the area immediately anterior to the basal portion of the wing of a dragonflyantehypophyseal(anatomy) Relating to the antehypophysisantemaritalBefore marriage.antemedial(entomology) Situated before (i.e. closer to the head than) the middle of the thorax or wing.antemillennialSynonym of premillennial.antemuralAn outwork of a strong, high wall, with turrets, in front of the gateway (as of an old castle), for defending the entrance.antenatalOccurring or existing before birth.antennalOf, pertaining to, or functioning as an antenna.antennocerebralRelating to, or connecting the antennas (or antennal lobes) and the brain (of an insect)antenodalBefore a node or nodusantenuptialOccurring before marriage; prenuptial.anteorbital(astronautics) Referring to the period before orbit is achieved.antepartal(medicine) Antepartum.antepaschal(chiefly Christianity) Relating to the time before the Passover, or before Easter.antepectoral(anatomy) Of the feet of insects: fixed in the forepart of the prosternum or prothorax.anteprandialBefore a meal, especially before dinner.antepronotalanterior to the pronotumanteriodorsalAlternative form of anterodorsal.anteriolateralMisspelling of anterolateral.anteriolingualMisspelling of anterolingual.anteriomedialMisspelling of anteromedial.anterioparaxialanterior and paraxialanteriormedialMisspelling of anteromedial.anterioseptalAlternative form of anteroseptal.anterioventralAlternative form of anteroventral.anteroapicalanterior and apicalanterobasal(anatomy) anterior and basalanterobipedal(rare) That walks on its forelegsanterobuccalanterior and buccalanterocaudalanterior and caudalanterocentralanterior and centralanterocubitalanterior and cubitalanterodistal(anatomy) Situated at the front and away from the bodyanterodorsal(anatomy) in front (at the head end) and toward the back (side nearest the spine)anterodorsolateralanterior and dorsolateral; anterodorsal and lateralanterodorsomedialanterior and dorsomedial; anterodorsal and medialanteroexternal(anatomy) anterior and externalanterofrontalanterior and frontalanterointernalSynonym of antero-internal.anterolabial(anatomy) Behind the lipsanterolateral(anatomy, medicine) In front of the body, away from the midline.anterolingualNear the front of the tongueanteromedial(anatomy) Located in the front and towards a middle line.anteromesial(anatomy, dentistry) Both anterior and mesialanteroproximal(anatomy) anterior and proximalanteroseptal(anatomy) anterior to the septum (of the heart)anterostapedial(anatomy) anterior and stapedialanterotemporal(anatomy) At the base of the templesanteroventral(anatomy) Relating to the underside of the front of the head.anteroventrolateral(anatomy) anterior and ventrolateralantescutalanterior to a scutum (of an insect)antesternal(anatomy) anterior to the sternumantesuturalAnterior to a suture; presutural.antevaginal(anatomy) anterior to the vaginaanteverbalPrior to being verbal (using words).anthecologicalRelating to anthecologyanthemol(organic chemistry) A monoterpene alcohol, [4-(propan-2-yl)cyclohexa-1,3-dien-1-yl]methanol, found in the oil of camomile as esters of tiglic and angelic acidsantheralRelating to an anther.antheridial(botany) Of, pertaining to, or produced in, the antheridiumanthillA cone-shaped structure built from sediment and other available materials by ants or white ants (termites), and beneath which the colony nests.anthocodialRelating to the anthocodia.anthologicalOf or pertaining to anthology; consisting of extracts from different authors.anthothecol(organic chemistry, medicine) The anticancer drug 17-(furan-3-yl)-6-hydroxy-4,4,8-trimethyl-3,7-dioxo-14,15-epoxyandrosta-1,5-dien-11-yl acetateanthracenyl(organic chemistry, especially in combination) A radical derived from anthraceneanthracologicalRelating to anthracology.anthragallol(organic chemistry) 1,2,3-trihydroxyanthraquinoneanthraniloyl(organic chemistry, especially in combination) The acyl radical of anthranilic acidanthranol(organic chemistry) Any of a class of anthraquinone derivatives, commonly found in aloes.anthranoyl(organic chemistry, especially in combination) A univalent radical formally derived from anthranilic acid by removal of the hydroxyl groupanthropicalAlternative form of anthropic.anthropobiologicalbioanthropologicalanthropogenealogicalanthropocenic and genealogicalanthropogeographical(anthropology) Of or relating to anthropogeography.anthropographicalRelating to anthropography.anthropologicalRelating to anthropology.anthropometricalPertaining to anthropometry.anthropomorphicalAlternative form of anthropomorphic.anthropomorphiticalAlternative form of anthropomorphitic.anthropomorphological(biology) Relating to anthropomorphology (human morphology).anthroponomicalRelating to anthroponomy.anthropopathicalSynonym of anthropopathic.anthropophagicalAlternative form of anthropophagic.anthroposociologicalOf or relating to social anthropology.anthroposol(soil science) A soil that has been influenced by human cultivationanthroposophicalanthroposophicanthropotechnicalRelating to anthropotechnics.anthropotomical(archaic) Pertaining to anthropotomy (the dissection of human bodies).anthrosol(soil science) A soil that has been formed or heavily modified by long-term human activity, such as irrigation or disposal of organic waste.anthrozoologicalRelating to anthrozoology.anthryl(organic chemistry) Any of three isomeric univalent radicals derived from anthraceneantiagriculturalOpposing agriculture.antialcoholOpposed to the drinking of alcohol.antialgalThat inhibits the growth of algaeantianginal(pharmacology) Any drug used in the treatment of angina pectoris, a symptom of ischaemic heart disease.antianimalDesigned to kill animals.antiarchitecturalOpposing or defying the usual conventions of architecture.antiaxial(botany) In the opposite direction to the axisantibabesialCountering or preventing babesia infection.antibacterial(pharmacology) Killing or inhibiting bacteria.antibactericidalMisspelling of bactericidal.antibaseballOpposing the sport of baseball.antibasketballOpposing the sport of basketball.antibiblical(Christianity) Opposing or contradicting the Bible.antibilharzialThat counters bilharziaantibiologicalOpposed to biology.antibioticalOf or pertaining to antibiotics.antibisexualOpposing bisexuality.antiborealSynonym of austral.antibrachialAlternative spelling of antebrachial.antibrothelOpposing brothels.antical(botany) Oriented towards the apex.anticamel(immunology, of an antibody) Reacting with the immunoglobins found in camels.anticandidal(medicine) That is used to treat candida infectionsanticannibalSynonym of anticannibalism.anticanonicalOpposing or challenging a canon.anticapitalTending to erode the preservation of capital.anticardinal(historical, ecclesiastical) Synonym of pseudocardinal.anticartelOpposing or countering cartels.anticatarrhalAlternative spelling of anti-catarrhal.anticausalNot dependent on past states or valuesanticercarialThat counters cercariasanticerebral(immunology) That is active within the brain or cerebral cortexanticeremonialOpposing ceremonial in religion.anticestodalThat serves to counter infection by tapeworms.antichemicalCountering the effects of chemical warfare.antichlamydial(pharmacology) Acting against chlamydia.anticholesterol(medicine) That prevents or combats the buildup of cholesterol in the body.antichronicalin the incorrect time period.antichronologicalIn reversed chronological order; working backwards through time.anticivilAlternative form of anti-civil.anticivilisationalRare spelling of anti-civilizational.anticivilizationalAlternative form of anti-civilizational.anticlassical(art) Opposing or rejecting what is classical.anticlericalOpposed to political influence of clerics.anticlimacticalAlternative form of anticlimactic.anticlinalInclining or dipping in opposite directions.anticlinicalMisspelling of anticlinal.anticlostridialThat counters Clostridium bacteriaanticoalOpposed to the burning of coal for energyanticoccidial(veterinary medicine) That counteracts coccidiosisanticolonial(politics) Opposing colonialism.anticolorectalThat counters colorectal canceranticommensal(biology) That discourages commensal activityanticommercialOpposed to commercialismanticonceptualOpposing conceptualism.anticonfessionalcontrary to any religious denominationanticonfrontationalOpposing or avoiding confrontation.anticonstitutionalOpposing a constitution.anticontractualOpposing a contract.anticontrol(chaos theory) The deliberate promotion or increase of chaos in a system.anticonventionalRejecting conventions; opposing what is conventional or mainstream.anticoronaviralThat counters coronaviruses.anticortisolThat counters the hormonal effect of cortisolanticouncilA council set up in opposition to another council.anticriminalOpposing or countering criminals.anticriticalOpposing critics or criticism.anticryptococcalThat prevents or inhibits cryptococcosis.anticryptosporidialThat counters the effects of cryptosporidiaanticrystala perfectly disordered solidanticubitalMisspelling of antecubital.anticulturalOpposing mainstream culture or culture in general.anticyanobacterialActive against cyanobacteria.anticyclicalcontracyclicalanticysticercalThat acts against cysticercosis.anticysticidalSynonym of cysticidal.antideferralCountering attempts to defer the recognition of taxable income, as by transferring it abroad.antidelusional(pharmacology) Countering delusions.antidemocraticalAlternative form of antidemocratic.antidental(dentistry, in combination) That counters a dental conditionantidiagonal(linear algebra) The diagonal of a matrix that leads from top-right towards bottom-left.antidiarrhealPreventing or treating diarrhea.antidiarrhoealAlternative spelling of antidiarrheal.antidictatorialOpposing political dictatorship.antidismissalOpposing a dismissal.antidotal(pharmacology) Relating to or being an antidote.antidotical(archaic) antidotalantidrillSynonym of drillproof.antidromal(neurology) antidromicantidromicalAlternative form of antidromic.antidropsical(medicine) Preventing or counteracting dropsy.antiecclesiasticalOpposing the church.antiechinococcalThat counters echinococcus parasitesantiecologicalOpposing ecology or ecological concerns; antienvironmental.antieducationalOpposing education.antiemotionalOpposing emotion.antiempiricalGoing against what is empirically true.antiendomysialThat damages the endomysiumantiendothelial(immunology) That reacts with endothelial cell antigensantienvironmentalOpposed to or contrary to the positions of environmentalismantiepidermal(in combination) That counters an epidermal conditionantiepiscopal(Christianity) Opposing the bishops, or episcopacy.antiepithelialThat inhibits the action of any material in the epitheliumantiequatorialAway from the equatorantievangelicalOpposing evangelism.antifactualOpposing or going against the facts; false; delusional.antifanaticalOpposing fanaticism.antifederalAlternative form of anti-federal.antifeudal(politics) Opposing a feudal system.antifibrilAny antifibrillar drugantifilarialThat counters filariaantifiloviralThat counters the effects of filovirusesantiflaviviralThat counters flavivirusesantifootballOpposing (any of the sports called) football.antiforalOf or pertaining to opposition to Foros which were abusive contracts between the peasants and the landowners in Galicia.antifoulTo apply antifouling paint to (a boat)antifoundational(epistemology) Opposing foundationalism.antifowl(immunology) Synonym of antichicken.antifrictionalSynonym of antifriction.antifundamental(mathematics) A complex conjugate of a fundamental representation in Lie algebraantifungal(pharmacology) That inhibits the growth of fungi; antimycotic.antigalactosyl(immunology) The generates an immune response to galactosylated liposomesantigenocidalActing against or opposing genocide.antigerbil(immunology, of an antibody) Reacting with the immunoglobins found in gerbils.antigiardialThat counters Giardia parasitesantigirlOpposing girls.antiglialThat attacks glial cellsantiglobalOpposed to globalization.antiglucocorticoidalAlternative form of antiglucocorticoid.antigonococcalThat counters gonococciantigospel(Christianity) Opposing the gospel.antigovernmentalOpposing a government.antigrammaticalOpposing or flouting the rules of grammar.antigravitational(physics) Acting against gravity.antihaemorrhoidalThat counters the effects of haemorrhoidsantihemorrhoidalAlternative form of antihaemorrhoidal.antihereticalOpposing heresy.antiherpesviralThat counters the herpesvirusantiheterosexualOpposed to heterosexuality.antihierarchicalOpposing a hierarchy or hierarchies in general.antihistoricalOpposing or contrary to history.antihomosexualOpposed to homosexuality.antihormonal(medicine) That counteracts the effects of a particular hormoneantihospitalOpposing hospitals.antihotelOpposing (the construction of) hotels.antihypnozoiticidalAlternative form of hypnozoiticidal.antihypotheticalOpposing the use of hypotheses.antihystericalOpposing or preventing hysteria.antiindustrialUncommon spelling of anti-industrial.antiintellectualUncommon spelling of anti-intellectual.antilandfillOpposing landfill.antilarvalCounteracting larvae.antilegalOpposing the law.antileishmanial(pharmacology, immunology) Acting against Leishmania parasites.antileishmanicidalMisspelling of antileishmanial.antileptospiralThat counters leptospirosisantilibelOpposing or countering libel.antiliberal(politics) Opposing liberalism.antilibidinalSynonym of antilibidinous.antilisterialThat counters listeria bacteriaantiliteralOpposing a literal interpretation of something.antilocalOpposing what is local.antilogicalGoing against logic.antimagistratical(archaic) Opposing magistrates.antimalarialAn agent that prevents or counteracts malaria.antimaterial(particle physics) Composed of antimatter.antimateriel(military) Targeting materiel.antimaternalHaving characteristics opposite those associated with maternityantimatrimonialOpposing matrimony.antimatroidalOf or pertaining to an antimatroidantimediaevalAlternative form of antimedieval.antimedial(geometry) Being a triangle formed by three lines parallel to the sides of an original triangle ABC: the parallel to AB through C, the parallel to AC through B, and the parallel to BC through A.antimedicalOpposing medicine.antimedievalOpposed to the Middle Ages.antimeningococcalActive against meningococci.antimesenterialAlternative form of antimesenteric.antimesometrial(anatomy) Relating to the ventral mesometriumantimetaphoricalOpposing or avoiding the use of metaphor.antimetaphysical(philosophy) Opposed to the classical Greek or religious metaphysics.antimicrobial(pharmacology) Tending to destroy or capable of destroying microbes.antimicrobicidalThat counters the action of microbicides.antimicrobiologicalAlternative form of antimicrobial.antimicrofilarialThat counters microfilariaeantimicrosomalThat inhibits the action of microsomesantiministerial(politics) Opposed to government ministers or ministries.antimitochondrial(immunology) That bind/react with antigens associated with mitochondriaantimitoribosomalThat disrupts the functioning of mitoribosomesantimodelSomebody or something that serves as the opposite of a model, representing what one does not want to be or achieve.antimonarchalAlternative form of antimonarchical.antimonarchialAlternative form of antimonarchical.antimonarchical(politics) Opposing a particular monarchy.antimoniacal(chemistry) Pertaining to antimony.antimonialAny drug or medical preparation containing antimony.antimonoclonalThat counters monoclonal antibodiesantimonyl(inorganic chemistry) Either the radical SbO- or the cation SbO⁺ containing antimony and oxygenantimoralOpposing or countering moral behaviour.antimotivationalReducing or countering motivation.antimulticultural(sociology) Opposing multiculturalism.antimunicipalOpposing a municipality.antimusical(music) Opposing or countering music.antimycobacterial(medicine) That counteracts the effects of mycobacteriaantimycoplasmalantibacterial against mycoplasmaantinatalOpposing childbirth.antinational(politics) Opposed to one's own nation; unpatriotic.antinaturalcontrary to natureantinavalOpposing a navy.antinematicidalThat counters the action of a nematocide; BUT SEE the Usage Notes section.antinematocidalAlternative form of antinematicidal.antinematodalServing to prevent or counteract nematodes.antineuralSynonym of antineuronal.antineuronal(immunology) Acting against neurons.antineutralOpposing a policy of neutrality.antineutrophil(biology) That has staining characteristics that are opposite of neutrophilsantinodal(physics) Of, pertaining to, or located at an antinodeantinomialSynonym of antinomic.antinomicalRelating to antinomianism.antinormalAntagonistic to or causing deviations from that which is considered normal.antinovel(literature) A novel that deliberately avoids the typical conventions of the novel, such as a coherent plot and protagonist.antinucleosomal(immunology) That generates an immune reaction with nucleosomeeantinutritional(biochemistry) Of or pertaining to an antinutrientantiofficialOpposing what is official.antionchocercalThat counters worms of the genus Onchocerca or the disease onchocerciasisantiorganizationalAlternative form of anti-organizational.antipapalCharacterized by opposition to the popeantiparallel(mathematics) (of vectors) Parallel but in opposite directions.antiparasiticalAlternative form of antiparasitic.antiparasitologicalantiparasiticantiparietalThat affect the proper functioning of the parietal cellsantipastoral(literature, sociology) Eschewing pastoral literary themes and conventions.antipaternal(immunology) Pertaining to an immune response against the fatherantipatheticalSynonym of antipathetic (“with antipathy”).antipathicalSynonym of antipathic.antipathologicalThat counters diseaseantipatriarchal(sociology) Opposing the patriarchy.antipatriarchicalAlternative form of antipatriarchal.antiperistaticalPertaining to antiperistasis.antipersonnel(military, euphemistic) Designed to kill soldiers.antipestilentialPreventing or acting as a remedy against bubonic plague or other infectious diseases.antiphilosophicalOpposing philosophy.antiphonalA book of antiphons or anthems sung or chanted at a liturgy; an antiphonary or antiphoner.antiphonicalAlternative form of antiphonic.antiphrastical(rhetoric) Antiphrastic.antiphthisicalRelieving or curing phthisis.antiphysicalContrary to nature; unnatural;antipill(not comparable) Preventing or countering the formation of pills on fabric.antiplasmodial(pharmacology) That counters parasites of the genus Plasmodiumantipluvial(rare) Combatting or protecting one from the rain.antipneumococcal(medicine) That counters Streptococcus pneumoniae (pneumococcus) infection.antipodalOn opposite sides of the globe; pertaining to antipodesantipoeticalOpposed to poetry.antipolioviralActive against poliovirus.antipoliticalOpposing politics.antipoolSynonym of antipooling.antiportal(computer graphics) A defined plane or volume that can never be seen through, and which thus reduces the number of calculations involved in rendering a three-dimensional scene.antipositional(chess) Not positional; not in the spirit of long-term strategic, positional play.antipoxviralThat counters poxvirusesantipredatorialAlternative form of antipredatory.antipreferentialOpposing or forbidding preferential treatment.antiprejudicialOpposing prejudice.antiprofessionalOpposing professionals, or the treatment of something as a profession.antiprogestationalThat counters the secretion of progesterone (and thus of the onset of pregnancy)antipromotional(medicine) Inhibiting the promotion of a disease.antiprotozoal(pharmacology) That inhibits or destroys protozoaantiprudentialLacking or opposing prudence; imprudent.antipseudomonal(pharmacology) Countering pseudomonad bacteriaantipsychoanalyticalOpposing psychoanalysis.antipsychologicalContrary to human psychologyantipuritanicalOpposing puritanism.antipyrexial(medicine) That counters fever.antirabbinicalOpposing rabbis.antiracialAlternative form of anti-racial.antiradical(biochemistry) Counteracting free radicals.antirailOpposed to rail transport.antirationalLacking or (especially) opposed to reason and rational thought.antirealOpposing or countering reality.antirebelOpposing or countering rebels.antireciprocalSynonym of nonreciprocalantirecoilPreventing recoil.antiremoval(historical) Opposing the forcible removal of Native American groups from their traditional homelands.antirepresentational(philosophy) Opposing representationalism.antireprisalOpposing or preventing reprisals.antiretinal(immunology) Working against the retina.antiretroviral(pharmacology) That combats infection by retroviruses.antirhetoricalOpposing or avoiding the use of rhetoric.antirhinoviralThat counters the effects of rhinovirusesantirickettsialThat counters the effects of rickettsia bacteriaantiritualOpposing a ritual or rituals.antirotaviral(immunology) Describing any antibody that reacts with a rotavirus.antiroyalOpposed to royals or royalism.antirural(sociology) Biased against rural areas or people.antisacerdotalHostile to priests or the priesthood.antisalmonellalThat counters the effects of salmonellaantischistosomal(immunology, pharmacology) that counters the effects of schistosomiasisantischoolOpposed to schools.antiscorbuticalArchaic form of antiscorbutic.antiscripturalthat contradicts scriptureantisensationalOpposing sensationalism.antisentimentalOpposing or shunning sentimentality.antisepticalArchaic form of antiseptic.antiseptol(medicine) The quaternary ammonium compound benzethonium chloride that is used as a detergent and antiseptic.antisexualOpposing or disapproving of sexual intercourse.antisimoniacalantisimoniacantiskepticalOpposing a skeptical viewpoint.antisocialUnwilling or unable to cooperate and associate normally with other people.antisocietalSynonym of antisociety.antisoilPreventing soiling.antispatialGoing against traditional notions of physical space.antispecial(mathematics) Metaplectic special.antispillCountering spillage.antispiral(astronomy) Of or relating to a theorem stating that no stable spiral modes of oscillation exist, in general, in a gaseous galaxy.antispiritualOpposing or harming what is spiritual.antispirochetaldestructive to spirochetesantisprawl(urban studies) Opposing or countering urban sprawl.antisquirrelOpposing squirrels.antistallPreventing the stalling of an engine.antistaphylococcal(immunology) That counters Staphylococcus infectionantisteroidal(biology) Synonym of antisteroid.antistreptococcal(immunology) Countering bacteria of the genus Streptococcus.antistromalThat opposes sister chromatid cohesionantistrophalOf or relating to antistrophe (in Greek choruses and dances).antistrophicalOf or relating to an antistrophe.antistructural(sociology) Of or relating to antistructure.antisudoralPreventing sweating.antisuicidalOpposing or countering suicide.antisurgicalOpposing surgery.antisurvivalOpposing or preventing survival.antisymmetrical(mathematics) antisymmetricantitailA spike projecting from a comet's coma which seems to extend towards the Sun.antitechnologicalOpposed to technology.antiteetotalOpposing teetotalism.antiteleological(philosophy) Opposing teleology.antitemporalOpposing or counteracting time.antiterritorialOpposing territorialism.antitextualOpposing a text or textual conventions.antitheatricalIn opposition to the theatre.antitheisticalAlternative form of antitheistic.antitheologicalOpposing theology.antitheoreticalOpposing theory.antitheticalPertaining to antithesis, or opposition of words and sentiments; containing, or of the nature of, antithesis; contrasted.antitollOpposing the imposition of a toll.antitonal(music) Deliberately flouting the conventions of tonality.antitoxoplasmal(medicine) that counters toxoplasmosisantitraditional(sociology) Opposed to what is traditional.antitranssexualPrejudiced against transsexual people.antitravelOpposing or preventing travel.antitreponemalActive against treponema.antitrichomonal(pharmacology) Countering or preventing trichomoniasis.antitropal(botany) antitropousantitropicalSituated or found away from a tropic (towards the respective pole)antitrypanocidalSynonym of trypanocidal.antitrypanosomal(pharmacology, immunology) Countering trypanosomes.antitumoral(oncology) antitumorantityphoidalThat counters typhoid feverantitypicalOf or pertaining to an antitype.antivandal(law enforcement) Opposing or proscribing vandalism.antivectorial(public health) That counters the vector of an infectious diseaseantivenereal(medicine) That is used to treat or cure venereal diseaseantiverbal(literature, semiotics) Opposing or avoiding the use of speech or words.antivibrationalPreventing vibration.antiviral(pharmacology) Inhibiting the growth and reproduction of a virus.antivolitionalOf or relating to antivolition.antiwithdrawalThat counters withdrawal.antiwolbachialThat counters bacteria of the genus Wolbachia.antonomasticalAlternative form of antonomastic.antorbital(anatomy) Situated to the front of the orbit of the eyeantral(anatomy) Of or pertaining to an antrumantrochoanalRelating to the nasal cavityantroduodenalRelating to the antrum of the duodenumantroduodenojejunalRelating to the antrum of the duodenum and jejunumantronasal(anatomy) Relating to an antrum and its associated nasal cavityantroquinonol(organic chemistry) A substituted cyclohexenone that has some cytotoxic activityanumericalNot numerical; outside the realm of numbers.anuralLacking a tailanvilA heavy iron block used in the blacksmithing trade as a surface upon which metal can be struck and shaped.aortal(anatomy) Of or relating to the aorta.aorticorenal(anatomy) Relating to the aorta and the kidney.aortobifemoral(anatomy) aortic and bifemoralaortocaval(anatomy) relating to the aorta and the vena cavaaortoesophagealRelating to the aorta and the esophagusaortofemoralRelating to, or connecting the aorta and a femoral arteryaortojejunal(usually of a fistula) Pertaining to or (usually) connecting the aorta and the jejunum.aortomitral(anatomy) Relating to, or connecting the aortic and mitral valves of the heartaortorenal(anatomy) Relating to the aorta and kidney.aortoseptalRelating to the aorticopulmonary septumaortotracheal(anatomy) Relating to the aorta and trachea.aoulAlternative form of aul (“village encampment”).apagogicalAlternative form of apagogic.aparthotelA form of hotel having self-catering apartments instead of bedrooms or suites.apartmentalOf or relating to apartment buildings.apartotelAn apartment rented out to guests in the manner of a hotel room.apatheticalSynonym of apathetic.apathistical(obsolete, rare) apathetic; unemotionalapegirlA young apewoman.apeirogonal(geometry) Having the form of an apeirogon.aperiosteal(surgery) That does not involve the periosteumaperspectivalLacking perspectiveaperturalRelating to an aperture.apfelstrudelapple strudelaphakial(ophthalmology, dated) Pertaining to or exhibiting aphakia; aphakic.aphasiological(speech therapy) Of or relating to aphasiology.aphelial(astronomy) Relating to the aphelion.aphicidalThat kills aphidsaphidologicalRelating to aphidology.aphilosophicalNot philosophical; without philosophy.aphoristicalAlternative form of aphoristic.aphrodisiacalOf or relating to an aphrodisiac; having aphrodisiac properties.aphthongal(phonology) Being or relating to an aphthong.aphysiologicalNot physiologicalapicalOf or connected with the apex.apicifloral(botany) Having the flowers at the apexapicobasal(anatomy) Relating to an apex and a baseapicobasolateral(anatomy) apical and basolateralapicocoronal(anatomy, dentistry, prosthodontics) Of or pertaining to the apical and coronal aspects of a tooth (the root apex and the crown); as (usually, more specifically) being on the longitudinal axis of the tooth, defined by those poles.apicodental(phonetics) Made with the apex of the tongue touching the upper front of the teeth, as in apicodental stop.apicodistalApical and distal.apicodorsal(anatomy) apical and dorsalapicolabiallinguolabialapicolateralapical and lateralapicolingual(anatomy, linguistics) Relating to the tip of the tongueapicomedial(anatomy) apical and medialapicopalatal(phonetics, of a sound) Articulated with the tip of the tongue against the palate.apicoprepalatal(phonetics, of a sound) Articulated with the tip of the tongue against a spot just to the front of the palate.apicoseptalRelating to an apicoseptumapicoventral(anatomy) apical and ventralapicultural(agriculture) Relating to beekeeping.apidologicalAlternative form of apiological.apiforol(organic chemistry) The flavanol (2S)-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromene-4,5,7-triolapiofuranosyl(organic chemistry, especially in combination) Any radical derived from an apiofuranoseapiol(organic chemistry) An oleoresin extracted from parsleyapiologicalRelating to apiology.apiosyl(organic chemistry, especially in combination) Any radical derived from apioseaplacental(zoology) Lacking a placenta.apnealAlternative form of apnoeal.apnoeal(pathology) Of or characterized by apnoea.apocarotenalA carotenoid found in spinach and citrus fruits.apocolpial(palynology) Relating to a region bounded by colpi.apocryphal(Christianity) Of, or pertaining to, the Apocrypha.apocytialSynonym of apocytic.apodal(biology) Without feet or foot-like body parts; legless ; footless ; feetless.apodeictical(logic) apodeicticapodemal(anatomy) Synonym of apodemic.apodictical(archaic) Apodictic; being clearly demonstrable; certain.apogealConnected with the apogee; apogeic.apographalOf or relating to the apograph of a manuscript.apohyal(anatomy) Of or pertaining to a portion of the horn of the hyoid bone.apoliticalHaving no interest or involvement in politics.apologal(literature) Relating to an apologue.apological(literature) Relating to an apologueapophthegmaticalAlternative form of apothegmatical.apophysalAlternative form of apophyseal.apophysealOf or pertaining to an apophysis.apophysialUncommon form of apophyseal.apoplecticalAlternative form of apoplectic.apoptosomal(biology) Relating to apoptosomesaporeticalTending to doubt.apostilA marginal note; a gloss.apostolical(Christianity) Apostolic.apostrophalOf or relating to an apostrophe.apotelesmaticalapotelesmaticapothecalRelating to drugs or pharmacy.apothecial(lichenology) Relating to the apothecium.apothegmaticalRelating to, or in the manner of, an apothegm; sententious; pithy.apotheoticalAlternative form of apotheotic.apotrachealNot associated with vascular tracheidsapozemical(medicine, obsolete) Of or relating to a decoction or infusion.appalUK spelling of appall.appall(transitive) To fill with horror or indignation; to dismay.apparel(uncountable) Clothing.apparellObsolete form of apparel.apparitional(religion, forteana) Of or pertaining to an apparition or apparitionsappealAn application to a superior court or judge for a decision or order by an inferior court or judge to be reviewed and overturned.appeallObsolete form of appeal.appearential(rare) Of or pertaining to appearency; superficial; apparent; outwardly evident.appel(fencing) An act of striking the ground with the leading foot to frighten, distract, or mislead one's opponent.appellationalRelating to appellation or naming.appendagealRelating to appendages.appendicalOf, relating to, or of the nature of an appendix or appendices (chiefly of books).appendiceal(anatomy) Of or pertaining to the appendix.appendicial(anatomy, medicine) Relating to the appendix.appendicovesical(biology, medicine) Relating to the (vermiform) appendix and the urinary bladder, usually with reference to a fistula therebetween.apperil(obsolete) perilapperill(obsolete) Alternative form of apperil (“peril”).appetitionalOf or relating to appetition.appl(law) Abbreviation of appeal.applauseful(rare) Full of applause.applicationalOf or pertaining to an application.applicatorfulThe amount that will fill an applicatorappositionalRelating to apposition.appraisalThe act or process of developing an opinion of value.appreciationalOf or relating to appreciation.appresorialMisspelling of appressorial.appressorial(mycology) Of or pertaining to appressoriaapprisalThe act of apprising, of making aware, of informing.approvalAn expression of favorable acceptance and encouragement; a compliment that also condones.approximalNear or adjacentapragmaticalNot pragmatical.aprobarbital(pharmacology) A drug mainly used to treat insomnia.apronfulas much as an apron will holdapsidal(architecture, astronomy) Of, pertaining to, or in the form of an apse or apsisapteral(zoology) apterous, winglessapterygial(zoology) That lacks limbs, fins or wings.aptiganel(pharmacology) A discontinued drug with neuroprotective effects but undesirable side effects.aptitudinalRelating to aptitude.apyrexial(medicine) Relating to apyrexia.aqalA kind of wigwam built by the nomadic Somali and Afar people.aqsaqalA village elder in some Central Asian cultures.aquacultural(agriculture) Of or pertaining to aquaculture.aquapharyngealOf or pertaining to the bulb-like anterior part of a sea cucumber, containing the pharynx and water vascular system.aquareoviralRelating to the aquareovirusesaquarialOf or relating to an aquarium.aquariologicalRelating to aquariologyaquasilviculturalRelating to aquasilviculture.aquatectural(architecture, rare) Pertaining to aquatecture, architecture designed to work with water (and e.g. rising sea levels).aquaticalArchaic form of aquatic.aqueductal(neuroanatomy) Relating to the cerebral aqueduct.aqueoglacial(geology) Deposited by and in water at a time contemporary with the presence of glacial ice in the region.aquicludalRelating to an aquiclude.aquiculturalAlternative form of aquacultural.aquincubital(ornithology) Lacking a fifth cubital remex.aquintocubitalAlternative form of aquincubital.aquitardalRelating to an aquitard.aquoll(soil science) A kind of mollisol found in areas with an aquic moisture regime.arabidiol(organic chemistry) The tricyclic triterpenoid (3R,3aR,5aR,7S,9aR,9bR)-3-[(2R,5E)-2-hydroxy-6,10-dimethylundeca-5,9-dien-2-yl]-3a,6,6,9a-tetramethyl-1,2,3,4,5,5a,7,8,9,9b-decahydrocyclopenta[a]naphthalen-7-olarabinitol(organic chemistry) The sugar alcohol (2R,4R)-pentane-1,2,3,4,5-pentolarabinofuranosyl(biochemistry, especially in combination) Any univalent radical derived from an arabinofuranosearabinofuranosyluracil(biochemistry) A pyrimidine nucleoside formed in the body by the deamination of cytarabinearabinopyranosyl(biochemistry, especially in combination) A univalent radical derived from an arabinopyranosearabinosyl(biochemistry, especially in combination) The univalent radical derived from arabinosearabitol(biochemistry) A sugar alcohol derived from the pentose arabinosearabityl(organic chemistry, especially in combination) A univalent radical derived from arabitolarachidonoyl(organic chemistry, especially in combination) The univalent radical derived from arachidonic acid by loss of the hydroxy grouparachidonoylglycerol(organic chemistry) An endocannabinoid that is an arachidonoyl derivative of glycerol.arachidonyl(organic chemistry) The univalent radical derived from arachidonic acid by loss of the hydroxyl grouparachidoyl(organic chemistry, especially in combination) A univalent radical formally derived from arachidic acid by removal of the hydroxyl group.arachnidial(zoology) Of or relating to the Arachnida.arachnoidal(anatomy) Pertaining to the arachnoid mater; arachnoid.arachnological(zoology) Of or relating to arachnology, the study of arachnids.arachnopial(anatomy) Relating to the arachnoid mater and the pia materaracial(sociology, philosophy) Without race or race distinctions.aralkyl(organic chemistry) Any univalent radical derived from an alkyl radical by replacing one or more hydrogen atoms by aryl groupsaraneologicalRelating to araneology.arational(chiefly philosophy) Not within the domain of what can be understood or analyzed by reason; not rational, outside the competence of the rules of reason.arbaprostil(pharmacology) A prostaglandin analogue.arbealObsolete form of abele.arbidol(pharmacology) An antiviral drug against influenza.arbitralRelating to arbitration.arbitrationalOf or pertaining to arbitrationarboralarboreal; relating to treesarborealOf, relating to, or resembling a tree.arboreol(organic chemistry) The epoxylignane derivative (7β,7'α,8α,8'α)-3,4:3',4'-bis(methylenedioxy)-7,9':7',9-diepoxylignane-7,8-diolarborical(archaic) Relating to trees; arboreal.arboricidalThat kills (or cuts down) treesarboriculturalOf or pertaining to the care, planting and maintenance of trees.arborol(organic chemistry) Synonym of dendrimer.arboviral(pathology, virology) Of, pertaining to, or caused by an arbovirus.archaeacidalThat kills microorganisms of the domain Archaeaarchaeal(microbiology) Relating to the archaea.archaebacterial(bacteriology) Of or pertaining to bacteria of the domain Archaea, formerly classified as ArchaebacteriaarchaelogicalMisspelling of archaeological.archaeoastronomical(astronomy) Relating to archaeastronomy.archaeobiologicalOf or relating to archaeobiology.archaeobotanical(archaeology) Of or pertaining to archaeobotanyarchaeoentomologicalRelating to ancient insectsarchaeofaunalRelating to archaeofaunaarchaeographicalRelating to archaeographyarchaeohydrologicalRelating to archaeohydrologyarchaeol(organic chemistry) Di-O-phytanylglycerol, a double ether of sn-1-glycerol where positions 2 and 3 are bound to phytanyl residues.archaeologicalRelating to the science or research of archaeology.archaeomalacological(paleontology) relating to archaeomalacologyarchaeomaterialAlternative form of archeomaterial.archaeometallurgical(archaeology) Relating to archaeometallurgy.archaeomusicologicalRelating to archaeomusicology.archaeopalaeontologicalarchaeological and palaeontologicalarchaeopaleontologicalAlternative form of archaeopalaeontological.archaeopalynologicalRelating to archaeopalynologyarchaeoseismologicalRelating to archaeoseismologyarchaeosomalRelating to archaeosomesarchaeothanatologicalRelating to archaeothanatologyarchaeozoological(archaeology) Of or pertaining to archaeozoologyarchaeplastidalRelating to the archaeplastidsarchaesporialAlternative form of archesporial.archaicalArchaic form of archaic.archangelSynonym of angelica (“the garden herb”).archangelicalOf, relating to, resembling, or characteristic of archangels.archaralMisspelling of archaeal.archcriminalA highly prolific or skilled criminal; a criminal of the highest order.archdevil(theology, rare, religion, fantasy, science fiction) A chief or reigning devil.archducalPertaining to an archduke or archduchess.archealOf or pertaining to organisms of the kingdom Archaea.archebacterialAlternative form of archaebacterial.archegonial(botany) Relating to the archegonium.archelogical(American spelling) Nonstandard spelling of archaeological.archeoastronomicalAlternative spelling of archaeoastronomical.archeobotanicalAlternative form of archaeobotanical.archeological(Canada, US) Alternative spelling of archaeological.archeomaterial(archaeology) Any material from an earlier civilization, found during archeological studies.archeometallurgicalAlternative form of archaeometallurgical.archeozoologicalAlternative form of archaeozoological.archeparchial(Eastern Orthodoxy) Relating to an archeparchyarchepiscopal(ecclesiastical) Of or pertaining to an archbishop or an archbishopric.archesporialRelating to the archesporia, cells of the sporangium that give rise to spores.archetypalOf or pertaining to an archetype.archetypicalIn the way of an archetype, in the way of an idealized or most representative model.archfool(archaic) An extremely foolish person.archical(obsolete) chief; primary; primordialarchicortical(anatomy) Relating to the archicortexarchidiabolical(rare) Of or relating to an archdevil.archidiaconal(Anglicanism, Eastern Orthodoxy) Pertaining to an archdeacon.archiepiscopalOf or relating to an archbishop or an archbishopric.archihereticalAlternative form of arch-heretical.archilAlternative form of orchil.archimandritalOf or relating to an archimandrite.archipallialRelating to the archipalliumarchipelagalSynonym of archipelagic.architectonicalAlternative form of architectonic.architecturalPertaining to architecture.architextualRelating to architextuality.architexturalPertaining to architexture.architravalOf or relating to an architrave.archivalOf or pertaining to an archive or archiving.archliberalHaving, or relating to, very liberal political views.archmarshal(historical) The grand marshal of the Holy Roman Empire.archontologicalRelating to archontologyarciferal(biology, of frogs) Having the epicoracoid cartilages fused anteriorly, but separate and overlapping posteriorly.arcobacterialRelating to arcobactersarcological(urban studies) Of or pertaining to arcology.arcopallialRelating to an arcopalliumarctangentialRelating to the arctangent.arctoborealRelating to the north ArcticarctogaealAlternative form of arctogeal.arctogeal(biogeography) Of or relating to the Arctogea, a biogeographical division comprising the holarctic and paleotropical regions, as opposed to Notogea, the rest.arctometatarsalA metatarsal whose proximal part is pinched between the surrounding onesarcualOf or pertaining to an arc.ardisinol(organic chemistry) A particular resorcinolic lipid.ardisiphenol(organic chemistry) Any of a group of phenolic antioxidants present in Ardisia colorataarealOf or pertaining to an area.areelReeling; spinning or moving unsteadily, especially from shock, surprise, or confusion.arenafulas much as an arena would hold.arenaviral(virology) Of or pertaining to arenaviruses.arenol(organic chemistry) A phenol.arenosol(soil science) psammentareographicalSynonym of areographic.areological(astronomy) Of or pertaining to the planet Mars.areometricalSynonym of areometric.aretologicalRelating to aretologyarfalAlternative spelling of arval.arformoterol(pharmacology) A long-acting beta-adrenoceptor agonist drug (LABA) indicated for the treatment of chronic obstructive pulmonary disease.argalthus, thereforeargentophilHaving an affinity for silver.arghoolAlternative form of arghul (“musical instrument”).arghoulAlternative form of arghul (“musical instrument”).arghulA musical instrument in the reed family, used since ancient Egyptian times and still a traditional instrument in Egypt, Syria, Jordan, and Palestine.argialboll(soil science) A form of alboll that has an argillic horizon but not a natric horizon.argininal(organic chemistry, especially in combination) The univalent radical derived from argininearginyl(organic chemistry) The univalent radical derived from arginine.argol(organic chemistry) potassium tartrateargosol(soil science) Synonym of alfisol.argulAlternative form of arghul (“musical instrument”).argumental(linguistics) Based on arguments; pertaining to arguments.argyllAlternative form of argyle.argyrophilSynonym of argyrophilic.arhythmicalArrhythmic, having no rhythm.aridisol(soil science, US soil taxonomy) A soil of the kind that dominates deserts and xeric shrublands, having a very low concentration of organic matter and little water.arielA kind of mountain gazelle, native to Arabia.aril(botany) A tissue surrounding the seed in certain fruits such as pomegranates.arimoclomol(medicine) A drug, N-{[(2R)-2-hydroxy-3-piperidin-1-ylpropyl]oxy}pyridine-3-carboximidoyl chloride 1-oxide, that stimulates cellular protein repair.arisalThe act of arising.aristocratical(politics) Aristocratic.aristodemocraticalAlternative form of aristodemocratic.aristol(medicine) An antiseptic made from thymol and iodine.aristologicalpertaining to aristologyarithmetical(mathematics) Of or pertaining to arithmetic, particularly the functions of arithmetic (noun; stress on the second syllable).arkeologicalRelating to arkeology.arkful(usually of animals) Enough to fill an arkarmfulThe amount an arm or arms can hold.armfullObsolete spelling of armful.armigeralSynonym of armigerous.armilAlternative form of armill.armillA silken stole worn around the neck by royalty.armodafinil(pharmacology) A stimulant-like drug, an active enantiomer of modafinil, being investigated for the treatment of various conditions such as depression, fatigue, and schizophrenia.armorial(heraldry) Of, or relating to heraldry, or to heraldic arms.armoriallObsolete form of armorial.armourialBritish spelling of armorial.armsfulplural of armfularnololA beta blocker drug.aromatical(rare) aromatic.arotinolol(pharmacology) An alpha/beta blocker medication.arousalThe act of arousing or the state of being aroused.aroyl(organic chemistry) Any univalent radical R-CO- derived from an aromatic carboxylic acidarratel(historical) A traditional Portuguese unit of mass, usually equivalent to 459 g.arrayal(archaic) The way something is arrayed or laid out.arrhizal(botany) Having no roots.arrhythmicalAlternative form of arrhythmic.arriuallObsolete spelling of arrival.arrivalThe act of arriving (reaching a certain place).arseful(slang) Enough to fill a person's arse.arsenalA stock of weapons, especially all the weapons that a nation possesses.arsenicalOf or pertaining to, or containing, arsenic.arsenothiol(organic chemistry) Any thiol that is also an arsine derivative.arsinediyl(organic chemistry) an arsanylidenearsinoyl(inorganic chemistry) The univalent arsenic radical -AsH₂(=O)arsonicalOf or relating to arson (the crime of deliberately starting a fire with intent to cause damage).arsthinol(pharmacology) An antiprotozoal agent.artefactual(archaeology) Of or pertaining to artefactsartel(now historical) A Russian or Soviet craftsmen's collective.artemotil(organic chemistry, pharmacology) A fast-acting blood schizonticide specifically indicated for the treatment of chloroquine-resistant Plasmodium falciparum malaria and cerebral malaria cases.arterenol(pharmacology) Synonym of norepinephrine.arterialOf or relating to an artery.arterioarterial(medicine) Relating to, or communicating between two arteries.arteriodactylMisspelling of artiodactyl.arterioportal(medicine) Relating to the artery and the portal vein.arteriovenal(anatomy) Relating to the arteries and veins.arteriviralRelating to the arterivirusesartfulCharacterized by, or performed with, cleverness or contrivance; clever, ingenious.artfullObsolete spelling of artful.arthral(anatomy) Relating to a jointarthriticalArchaic form of arthritic.arthrobacterialRelating to bacteria of the genus Arthrobacterarthrodial(anatomy) Of or pertaining to arthrodia or to an arthrosisarthroidalMisspelling of arthrodial.arthrological(anatomy) Of or pertaining to arthrology.arthropodal(zoology) Relating to the Arthropoda.arthropodialRelating to plants of the genus Arthropodiumarthropodological(zoology) Relating to arthropodology.arthroscopicalAlternative form of arthroscopic.articalMisspelling of article.articel(non-native speakers' English) Misspelling of article.articulationalOf or relating to articulation.artifactualOf or pertaining to artifact.artificalMisspelling of artificial.artificialMan-made; made by humans; of artifice.artiodactyl(zoology) Any ungulate mammal with an even number of toes and belonging to the Artiodactyla, including pigs, sheep, deer, cattle, and most grazing animals. In contrast, horses have an odd number of toes and as such are not Artiodactyla, but Perissodactyla.artisanalOf or pertaining to artisans or the work of artisans.artisinalMisspelling of artisanal.arval(Lancashire) The money given to hunters, at the death of a fox, in order to buy ale.arvallAlternative spelling of arval.arvelAlternative spelling of arval.arvellAlternative spelling of arval.arvilAlternative spelling of arval.arvillAlternative spelling of arval.aryepiglottal(phonetics) Produced by contracting the aryepiglottic folds of the larynx against the epiglottis.aryl(organic chemistry) Any univalent organic radical derived from an aromatic hydrocarbon by removing a hydrogen atom.arylalkyl(organic chemistry, especially in combination) Any aryl derivative of an alkyl grouparylimidazol(organic chemistry) Any aryl derivative of imidazolarylmetal(organic chemistry) Describing any organometallic compound that has at least one aryl group directly attached to a metal atomarylmethyl(organic chemistry, especially in combination) Any aryl derivative of a methyl grouparyloxyl(organic chemistry, especially in combination) any univalent radical R-O-, or anion R-O⁻, where R is an aryl grouparylsulfonyl(organic chemistry, especially in combination) Any aryl sulfonyl radicalarylthiol(organic chemistry) Any aryl thiolarytenoidal(anatomy) Relating to the arytenoidsasailin the state of sailingascaricidalThat kills roundworms (Ascaridida).ascensionalRelating to upward movement; pertaining to the act of rising or ascending.asciibeticalAlternative letter-case form of ASCIIbetical.ascogonialRelating to ascogonia.ascoidalRelating to or composed of ascoids.ascomatal(mycology) Relating to an ascoma.ascomycetalRelating to ascomycetesascorbyl(organic chemistry) A univalent radical derived from ascorbic acidascostromatalRelating to ascostromataascrotal(zoology) Existing without a scrotum.asegmentalNot segmentalasexualNonsexual in nature, unmarked by sexual activity.ashfallThe precipitation of ash from a volcanic eruption.asigmoidalNot sigmoidalaskalA variety of mongrel free-ranging dog found in the Philippines.askarelA synthetic electrically insulating liquid which is nonflammable; when decomposed by an electric arc, the gaseous products also are nonflammable.askeletalLacking a skeleton.asl(Internet slang, text messaging) Initialism of as hell.asocainolAn antiarrhythmic drug.asocialNot social, not relating to society.asoprisnil(pharmacology) An investigational selective progesterone receptor modulator.asparaginyl(organic chemistry, especially in combination) A univalent radical derived from asparagineasparginylMisspelling of asparaginyl.aspartidyl(organic chemistry, especially in combination) A univalent radical formed from aspartic acid by removal of a hydrogen atom from the amino groupaspartyl(organic chemistry, especially in combination) The univalent radical obtained by removal of a hydrogen atom from the carboxylic acid group of aspartic acidaspectological(psychology and linguistics) Relating to aspectologyaspectualOf or pertaining to an aspect.aspergilAlternative form of aspergillum.aspergillAlternative form of aspergillum.asphericalNot spherical or nearly spherical.asphodelAny of the flowering plants of the family Asphodelaceae, especially Asphodelus ramosus and Asphodelus albus; the flower of these plants.asphyxialOf or relating to asphyxia.aspidinol(organic chemistry) The compound 1-(2,6-dihydroxy-4-methoxy-3-methylphenyl)butan-1-one found in the rhizome of the male fernaspidistralRelating to, or abounding in, aspidistras.aspirationalBeing ambitious.aspiritualNot spiritual.asprawlSprawling; covered or filled (with something sprawling).assail(transitive, sometimes figurative) To attack with harsh words or violent force.assertionalOf or pertaining to assertionassertorialThat makes an assertion or positive statement; declaratory.assertoricalSynonym of assertoric.assessorialRelating or belonging to an assessor.asseverationalOf or pertaining to asseveration.assimilationalRelated to assimilation.assistful(archaic) helpfulassociationalOf, pertaining to or deriving from association.assoilTo absolve or release (someone) from blame or sin; to forgive, to pardon.asspullAlternative form of ass-pull.assymetricalMisspelling of asymmetrical.astacologicalRelating to astacology.asterismal(astrology) Relating to asterisms.asternal(anatomy, of ribs) Not sternal; that do not join the sternum.asteroidalOf or pertaining to an asteroid.asteroseismologicalOf or pertaining to asteroseismology.asthenical(archaic) asthenicasthmaticalDated form of asthmatic.astomatalLacking a stoma.astragal(anatomy) Synonym of anklebone: the bone forming the ball of the ankle joint.astragalocalcaneal(anatomy) Describing the fusion of the astragalus and calcaneum.astragalotibial(anatomy) Relating to, or connecting, the astragalus and the tibiaastralRelating to or resembling the stars; starry.astroagriculturalRelating to astroagricultureastroarchaeologicalOf or relating to astroarchaeology.astrobiologicalOf or pertaining to astrobiologyastrochemicalOf or pertaining to astrochemistryastrochronologicalRelating to astrochronology.astrocyticalAlternative form of astrocytic.astrodynamicalAstrodynamic.astroecologicalRelating to astroecology.astroethicalRelating to astroethics.astrogationalRelating to astrogation.astrogeologicalOf or pertaining to astrogeology.astrogeophysicalOf or pertaining to astrogeophysics.astroglaciologicalOf or pertaining to astroglaciology.astroglial(medicine) Of or pertaining to the astrocytes, the star-shaped glial cells of the brain and spinal cordastrolabicalArchaic form of astrolabic.astrologicalOf, or relating to astrology.astromathematicalRelating to astromathematics.astrometeorologicalOf or pertaining to astrometeorology.astronauticalreferring to travel in outer spaceastronavigationalRelating to astronavigation.astronometricalastrometricalastronomical(not comparable, astronomy) Of or relating to astronomy.astrophilObsolete form of astrophile.astrophotometricalRelating to astrophotometry.astrophysicalOf or pertaining to astrophysics.astropoliticalOf or relating to astropolitics.astroseismologicalRelating to astroseismology.astrostatisticalRelating to astrostatistics.astrotail(astronomy) The stellar equivalent of the heliotailastrotheologicalRelating to astrotheology.astroviralOf or relating to astroviruses.aswail(dated) The sloth bear (Melursus ursinus), an India bear.aswelObsolete spelling of as well.aswellMisspelling of as well.aswirlSwirling; in a swirl; full of or surrounded by something swirling.asyllabicalArchaic form of asyllabic.asymbolicalSynonym of asymbolic.asymmetral(obsolete) incommensurableasymmetricalNot symmetrical.asymptomaticalAlternative form of asymptomatic.atabalA kettledrum; a kind of tabor used by the Moors.atall(obsolete or Ireland) In any degree; at all.atallatallAlternative form of atall.ateleologicalBereft of teleology; not showing evidence of design or purpose.atemporalUnaffected by time; timeless; permanent or unchanging.atenolol(pharmacology) A beta blocker used mainly to treat angina and high blood pressure.aterritorialNot territorial.atextualNot textual; not derived from written works.atheisticalOf or relating to atheism; atheistic.atheisticallObsolete form of atheistical.athelA kind of tamarisk native to northern Africa and the Middle East, Tamarix aphylla, planted widely elsewhere as a shade tree and a windbreak due to its tolerance of heat and of alkaline soils, but tending to become invasive outside of its native range.atheologicalOpposed to theology.atheoreticalIndependent of theoryathermal(physics) Describing any process that does not involve either heat or a change in temperature.athrillThrilled, feeling a thrill; trembling or vibrating (with an emotion, movement, etc.).athyroidalNot thyroidalatlantal(anatomy) Relating to the atlas.atlantoaxial(anatomy) Of or pertaining to the articulation of the atlas with the axis.atlantoccipitalAlternative form of atlantooccipital.atlantodental(anatomy) Between the anterior arch of the atlas and the dens of the axis.atlantooccipital(anatomy) Situated between the superior articular facets of the atlas and the condyles of the occipital bone.atlatlA spearthrower consisting of a wooden stick with a thong or perpendicularly protruding hook on the rear end that grips a grove or socket on the butt of its accompanying spear (or dart), intended to steady the spear immediately prior to throwing, to increase its potential range when thrown, and to increase its force of penetration of the target.atmologicalRelating to atmology.atokalSynonym of atokous.atollA type of island consisting of a ribbon reef that nearly or entirely surrounds a lagoon and supports, in most cases, one to many islets on the reef platform.atomicalArchaic form of atomic.atonal(music) Lacking a tonal center or key.atopicalAtopic; relating to or having atopy.atoroidalNot toroidal; that does not consist of or contain a torus.atoxylarsanilic acidatramentalOf or relating to ink; inky; black.atrialOf or pertaining to an atrium, especially the atrium of the heart.atribacterialRelating to bacteria of the phylum Atribacterota (syn. Atribacteria).atrinositolAn antiplatelet and nonsteroidal anti-inflammatory drug.atriocaval(anatomy) Relating to the atrium and the vena cava.atrioesophageal(anatomy) Relating to an esophageal atriumatrionodal(anatomy) atrial and nodalatropal(botany) Not inverted; orthotropous.attabalAlternative form of atabal.attagirl(idiomatic, colloquial) Used to show encouragement or approval to a girl, woman, or female animal.attargul(obsolete) attar of rosesattentionalOf or pertaining to attention.atticfulAs much as an attic can hold.atticoantral(anatomy) Relating to the middle ear and its antrumattitudinalExpressive of or pertaining to attitude.attocellA small femtocellattokatal(metrology) An SI unit of catalytic activity equal to 10⁻¹⁸ katals. Symbol: aattracticidalBeing or relating to an attracticide.attractionalRelating to attractionattributalRelating to attributes.attributionalOf or pertaining to attributionattritionalOf or pertaining to attrition.attuitionalRelating to attuition.atypicalNot conforming to the normal type.auctorialOf, pertaining to, or characteristic of an author.audialOf or relating to hearing, or to the sense or organs of hearing.audiogyralRelating to the effect of movement of the head on localization of soundsaudiolingualOf or relating to a behaviorist style of teaching foreign languages, based on drills and repetition.audiologicalOf or pertaining to audiology, or the study of hearing.audiospatialRelating to spatial aspects of sound, especially relating to the ability to sense the direction that a sound is coming fromaudiospinalRelating to sound and the movement of the spine and thus to a person's gaitaudiovisualContaining both aural and visual elements.audiovocalRelating to orally produced sound.auditual(obsolete) auditoryaugmentationalOf or relating to augmentation; augmentative.augurialRelating to augurs or to augury.aulA village encampment in the Caucasus, Central Asia or the Southern Urals.aumilSynonym of amildar.auncelA crude balance for weighing, and a kind of weight, formerly used in England.auncestralObsolete form of ancestral.auolAlternative form of aul (“village encampment”).auralOf or pertaining to the ear.aureonitol(organic chemistry) A fungi-derived tetrahydrofuran.auriculopalpebralRelating to the auricle and the eyelidsauriculotemporal(anatomy, relational) Of or relating to the external ear and the temporal region.aurigal(rare) Of or pertaining to a chariot.aurinasal(anatomy) Relating to the ear and the nose.auropalpebralRelating to the eyelid's response to noiseauroralPertaining to the dawn; dawning, eastern, like a new beginning.auspicialOf or pertaining to auspices; auspicious.austinol(organic chemistry) A polycyclic meroterpenoid present in AspergillusaustralOf, relating to, or coming from the south.autacoidalOf or relating to an autacoid.autecologicalRelating to autecology.auteurialOf, or related to an auteur.authentical(archaic) Authentic.authorialOf, coming from, or typical of an author (especially of books)autismal(chiefly slang, sometimes offensive) Synonym of autistic.autoanalyticalRelating to autoanalysis.autoarousalSelf-arousal, in particular:autobiochemical(biochemistry) Relating to autobiochemistryautobiografictionalBeing or relating to autobiografiction.autobiographal(archaic) autobiographicalautobiographicalOf or relating to a person's life or an account of a person's life, as told by the subject.autocancel(transitive) To cancel (a previously posted message on Usenet) automatically.autocatalyticalSynonym of autocatalytic.autochorissexualExperiencing sexual arousal or fantasies disconnected from oneself and/or without an active desire for partnered sexual activity.autochthonalexisting where it was formed or born; native, aboriginal, indigenousautocidal(agriculture, bacteriology) Relating to autocide.autocolonialInvolving only the culture of a colonizing force; reflecting complete assimilation.autocorrelationalOf or pertaining to autocorrelation.autocratorical(obsolete) autocraticautocriticalCritical of oneself, or of one's work or behaviour.autodialA feature in computer software, etc. that dials a telephone number automatically.autoecologicalAlternative form of autecological.autoethnographicalSynonym of autoethnographic.autofictionalRelating to autofiction.autofill(computing) Any software feature that fills in (fields of a form, cells of a spreadsheet, etc.) automatically.autofocal(photography) Having or relating to an autofocus feature.autogeneal(archaic) Self-produced; autogenous.autogeosynclinalRelating to an autogeosyncline.autographal(obsolete) autographicautographicalRelating to an autograph, or one's own handwriting.autohotelA love hotel in South or Central America.autoimmunologicalRelating to autoimmunologyautoinstall(computing) automatic installationautoionizationalRelating to autoionization.autokill(Internet, IRC) A software setting that automatically disconnects a user whenever they attempt to connect.autological(grammar, of a word, phrase, or especially an adjective) Possessing the property it describes.autolysosomalPertaining to, or composed of autolysosomesautomagical(computing, technology, informal) Automatic, but with an apparent element of magic. Commonly referring to complex technical processes hidden from the view of users or operators, resulting in technology that "just works".automanual(historical, telephony) Being or relating to a system of telephony that combines automatic and manual features, such that the caller initially communicates with an operator who, after setting up the desired number on a keyboard, has no further interaction with the call.automaticalArchaic form of automatic.automonosexualSexually aroused by one's own body, and not by others.automutual(mathematics) Autocorrelated and mutual.autonomicalAlternative form of autonomic.autoparallel(mathematics) A curve having a parallel tangent vector field.autophagalAlternative form of autophagous.autophagicalAlternative form of autophagic.autophagolysosomalRelating to autophagolysosomes.autophagosomalOf or pertaining to autophagosomesautophosphorylationalRelating to autophosphorylationautophragmalOf or relating to the autophragm.autopistol(science fiction) An automatic pistol.autopodalAlternative form of autopodial.autopodialRelating to an autopodiumautoproteolyticalAlternative form of autoproteolytic.autopsical(obsolete) autopsicautopsychological(psychology) Describing the psychology of the self.autopticalAlternative form of autoptic.autoradiographicalAlternative form of autoradiographic.autoreferentialSelf-referential.autorenewalAutomatic renewal.autorhythmicalSynonym of autorhythmic.autorotationalRelating to autorotation.autoscroll(graphical user interface, video games) To scroll automatically.autosegmental(phonology) Of or pertaining to autosegments.autosexualBeing, or pertaining to, sex with oneself.autosomalOf or pertaining to autosomes.autospectral(physics) Relating to an autospectrumautosuccessionalOf or pertaining to autosuccession.autotheoreticalPertaining to or in the form of an autotheory.autothermalThat is heated by the combustion of its own productsautotopographicalRelating to autotopography.autotrophicalAlternative form of autotrophic.autozooidalRelating to or characteristic of an autozooid.autumnalOf or relating to autumn.autumnfulAn amount that lasts through or is produced during one autumn season.auxologicalRelating to auxology.auxotrophicalAlternative form of auxotrophic.avail(transitive, often reflexive) To turn to the advantage of. [(chiefly) with of]availful(obsolete) Profitable, useful; of much avail.aval(finance, law) A financial guarantee by a third party to assume the burden of a debt, especially a bill of exchange in the event of default.avanafil(pharmacology) A drug used to treat erectile dysfunction.avel(transitive, obsolete) To pull away.avenasterol(organic chemistry) Either of two isomeric sterols, related to cholesterol, found in some vegetable oilsavengeful(obsolete) vengefulaventailA curtain or flap of mail, fastened to a helmet, or to a coif (hood) of mail, covering the lower face, neck, and shoulders.averbalNot verbal; without words and speech.averillAlternative spelling of arval.averral(nonstandard) The act of averring; an assertion of truth.aviatorialRelating to aviation.avicidalActing as an avicide; fatal to birds.aviculturalRelating to avicultureavifaunalOf or pertaining to avifauna.aviptadil(pharmacology) An analogue of vasoactive intestinal polypeptide for the treatment of erectile dysfunction.avisefulObsolete form of adviceful.avitalRelating to a grandfather or ancestor.avocationalOf, relating to, or being an avocation.avolitionalOf or relating to avolition; lacking willpower.avowalAn open declaration of affirmation or admission of knowledge.avunculocal(anthropology, of a society, culture, or system) Characterized by couples living with the husband's maternal uncle.awdlA long poem written in Welsh using cynghanedd and one of twenty-four strict meters.aweel(Scotland) Well; well then.awefulMisspelling of awful.awefullObsolete form of awful.awfullArchaic form of awful.awheel(poetic) Circling; moving in the shape of a wheel.awkwardnessful(rare, nonstandard) Full of awkwardness.awl(entomology) Any of various hesperiid butterflies.awlbillAny hummingbird of the genus Avocettula.awolAlternative letter-case form of AWOL.axalArchaic form of axial.axel(figure skating) A jump that includes one (or more than one) complete turn and a half turn while in the air.axialRelating to, resembling, or situated on an axisaxiatonalOf or relating to an alternative therapy that attempts to align energies in the body with a cosmic grid of energy.axicalAlternative form of axial.axifugal(archaic) Centrifugal. [from 18th c.]axil(botany) The angle or point of divergence between the upper side of a branch, leaf, or petiole, and the stem or branch from which it springs.axillobifemoral(anatomy) axillofemoral to both femursaxillofemoralRelating to the axillary and femoral arteriesaxiobuccalRelating to, or dividing the axial and buccal planes of a toothaxiobuccolingual(anatomy, of a tooth) axial and buccolingualaxioincisal(dentistry) Relating to, or dividing the axial and incisal walls of a toothaxiolabialRelating to, or dividing the axial and labial walls of a toothaxiolateralaxial and lateralaxiolingualRelating to, or dividing the axial and lingual walls of a toothaxiologicalOf or relating to value theory, the philosophical field of axiology.axiomaticalOf or pertaining to an axiom; having the nature of an axiom; characterized by axioms.axiomesialRelating to, or dividing, the axial and mesial walls of a tooth.axiopulpalRelating to, or dividing, the axial and pulpal walls of a tooth.axipetal(physiology, dated) Seeking the axonaxisymmetricalSynonym of axisymmetricaxoglialOf, pertaining to, or connecting an axon and a glial cellaxolemmalOf or pertaining to the axolemmaaxolotlA critically endangered salamander found in the elevated lakes of Mexico, Ambystoma mexicanum.axomadol(pharmacology) A synthetic analgesic drug.axonal(cytology) Of or pertaining to an axon.axonemalOf or pertaining to an axonemeaxopetal(physiology, dated) Seeking the axon.axoplasmalAlternative form of axoplasmic.axopodialOf or pertaining to an axopod.axoskeletalMisspelling of exoskeletal.axosomalRelating to an axosomeayel(law, obsolete) A legal writ under which a grandchild can legally remove a stranger from land belonging to the grandchild's grandfather, which the stranger had seized upon the grandfather's death.azacosterolA derivative of cholesterol in which two carbon atoms have been replaced with nitrogen.azacyclonolA drug used to diminish hallucinations in psychotics.azanediyl(inorganic chemistry) The inorganic diradical HN, derived from ammonia by the loss of two hydrogen atoms.azaniumyl(inorganic chemistry) The univalent inorganic radical cation NH₃^(+.) derived from ammonia; ammoniumylazasterol(organic chemistry) The azalogue of an existing sterolazidamfenicolAn amphenicol antibiotic.azidoacetyl(organic chemistry, especially in combination) The azido derivative of the acetyl radical N₃-CH₂-CO-azidoalcohol(organic chemistry) Any alcohol that also has an azido group (typically on an adjacent carbon atom to the hydroxyl group)azidocarbonyl(organic chemistry, especially in combination) Any azido derivative of a carbonyl groupazidoethanol(organic chemistry) The azido derivative of ethanol N₃-CH₂CH₂-OHazidoethyl(organic chemistry, especially in combination) Any azido derivative of an ethyl groupazidomethyl(organic chemistry, especially in combination) Any azido derivative of a methyl groupazidyl(inorganic chemistry) The free radical N₃· related to azideazimuthalOf or pertaining to the azimuth; in a horizontal circle.azimuthialAlternative form of azimuthal.azinphosmethylAlternative form of azinphos-methyl.azinyl(organic chemistry, especially in combination) A univalent radical derived from an azineaziridinol(organic chemistry) Any alcohol derived from an aziridineazocollSynonym of azocollagen.azodicarbonyl(organic chemistry, in combination) A chemical compound containing an azo group (-N=N-) and two carbonyl functional groups (>C=O).azoindoxyl(organic chemistry) Any indoxyl that contains a two atom nitrogen group (-N=N-) uniting two hydrocarbon radicals, typically used for dyes in electron microscopy.azonalOf a soil, remaining immature and mainly composed of the parent material, as for example where sloping land causes fine-grained material to slide away.azotobacterialRelating to Azotobacter bacteria.azurophilAn azurophilic cell.azygoesophageal(anatomy) Of the azygos vein and the esophagus.azygoportal(anatomy) azygos and portal