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15-Letter Words That Start With: A

There are 414 15-letter words, 421 15-letter phrases and 0 15-letter abbr's that start with A.

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Expand?WordSave?LengthUsagePointsType
azidothymidines15
34 nounn
Valid word for Scrabble US
axiomatizations15
33 nounn
Valid word for Scrabble US
adenohypophysis15
32 nounn
noun

• the anterior lobe of the pituitary body; primarily glandular in nature

archaeopteryxes15
32 noun, adjectiven, adj
noun

• extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds

adenohypophyses15
32 nounn
noun

• the anterior lobe of the pituitary body; primarily glandular in nature

alphabetization15
31 nounn
noun

• the act of putting in alphabetical order

acclimatization15
30 nounn
noun

• adaptation to a new climate (a new temperature or altitude or environment)

anagrammatizing15
30 verbv
verb

• read letters out of order to discover a hidden meaning

anthropomorphic15
29 adjectiveadj
adjective satellite

• suggesting human characteristics for animals or inanimate things

acquisitiveness15
29 nounn
noun

• strong desire to acquire and possess

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All 15 Letter Words

Words (414)
acknowledgementanaesthesiologyanthropologicalanthropomorphicassimilationistappropriatenessanticoagulationagriculturalistaerodynamicallyamericanizationacquisitivenessauthoritativelyanticholinergicadventurousnessarchitecturallyacclimatizationatherosclerosisacclimatisationapproachabilityanticlimacticalamphitheatricalagranulocytosisadenohypophysisacetophenetidinaccommodatinglyacanthocephalanautotrophicallyautotetraploidyautoradiographsautocorrelationautochthonouslyautobiographersauthenticationsaudaciousnessesattainabilitiesatrabiliousnessastrophysicistsastrophotographastrobiologistsassimilationismassignabilitiesassiduousnessesarteriographiesarrondissementsapprenticeshipsapplicabilitiesapocalypticallyantituberculousantisentimentalantisegregationantimonopolistsantimaterialismantilibertarianantihistaminicsantiderivativesanticompetitiveanticolonialismanticlericalismanticholesterolanticarcinogensantiaphrodisiacanthroposophiesanthropometriesankylostomiasisankylostomiasesanfractuositiesancylostomiasisancylostomiasesanagrammatizingaminopeptidasesambitiousnessesalternativenessallotetraploidsalgorithmicallyagribusinessmanagreeablenessesadministrationsadjustabilitiesacrimoniousnessacknowledgmentsaccountablenessaccomplishmentsatheroscleroticanthropophagousanthropocentricazidothymidinesaxiomatizationsaxiomatisationsavailablenessesautotransfusionautotransformerautotetraploidsautosuggestionsautomatizationsautographicallyautobiographiesattentivenessesatrociousnessesatmosphericallyatherosclerosesastrophysicallyastronauticallyassociativitiesassociationistsassociationismsassertivenessesartificialitiesaromatherapistsariboflavinosisariboflavinosesarchiepiscopatearchaeopteryxesarbitrarinessesappealabilitiesapolipoproteinsapocalypticismsantivivisectionantitraditionalantitheoreticalantisyphiliticsantispeculativeantispeculationantishopliftingantisexualitiesantiseparatistsantiromanticismantirationalityantirationalistantirationalismantiradicalismsantiquarianismsantiprogressiveantipornographyantiperspirantsantinationalistantimonarchistsantimonarchicalantimilitaristsantimilitarismsantimetabolitesantimaterialistantiliberalismsantiforeclosureantifashionableantiegalitarianantieducationalantidevelopmentantidepressantsanticonvulsivesanticonvulsantsanticolonialistanticapitalismsantiabortionistanthropophagiesanthropologistsanonymousnessesanomalousnessesanimatronicallyanalyzabilitiesanalogousnessesanacoluthicallyamphidiploidiesamorphousnessesammonificationsambisexualitiesambiguousnessesambidexteritiesambassadorshipsaluminosilicateallotetraploidyallergenicitiesallelomorphismsallegorizationsalkalinizationsairworthinessesagribusinessmenagranulocytosesaggregatenessesaggrandizementsagglutinabilityaffordabilitiesaffectabilitiesaerosolizationsaerodynamicistsadvisablenessesadversarinessesadrenalectomiesadmissibilitiesadmirablenessesadenohypophysesadenocarcinomasachondroplasiasaccountantshipsaccessibilitiesacceptingnessesacceptabilitiesabstractionistsabstractionismsabsorbabilitiesautoradiographyargumentativelyarchaebacteriumantiferromagnetanthropopathismantepenultimateanisotropicallyalphabetizationallegoricalnessachondroplasticacculturationalaccommodationalantisubversivesantisubversionsantiobscenitiesantimanagementsantifilibustersantidepressionsanticorruptionsanticlericalistantiallergenicsautostabilitiesautoschediazingautoschediasticautomorphicallyautomatisationsautoionizationsautoionisationsautoinoculationautodidacticismautodestructiveautodestructingaudiometriciansaudiometricallyattributivenessattitudinizingsattitudinisingsattitudinariansastronavigatorsastrogeologistsastrodynamicistassociabilitiesassentivenessesartificializingartificialisingarterializationarterialisationarchpriestshipsarchpriesthoodsarchiepiscopacyarchidiaconatesarchgenethliacsarcheozoologistarcheozoologiesarcheomagnetismarcheologicallyarcheobotanistsarcheoastronomyarchaezoologiesarchaeometristsarchaeobotanistarchaeobotaniesarachnoiditisesappropinquitiesappropinquationappropinquatingapprenticementsapprenticehoodsappendicularianappealingnessesapothegmatizingapothegmatisingapophthegmatizeapophthegmatistapophthegmatiseapoliticalitiesapheliotropismsantitrinitarianantitranspirantantithromboticsantisocialitiesantisepticizingantisepticisingantirepublicansantiphlogisticsantiperistalticantiperistalsisantiperistalsesantiodontalgicsantinuclearistsantilogarithmicantihelminthicsantifederalistsanticoincidenceantichristianlyanticapitalistsantiarrhythmicsantialcoholismsanthroposophistanthropopsychicanthropophuismsanthropophobicsanthropophobiasanthropopathiesanthropometristanthropolatriesanthropogenesesanthropobiologyantaphrodisiacsantagonizationsantagonisationsanswerabilitiesanomalisticallyannihilationismangustirostrateanesthetizationandromonoecismsandromonoeciousandromedotoxinsandrogynophoresanamorphoscopesanagrammatisinganaestheticallyanacreonticallyaminophenazonesamaryllidaceousaluminothermiesaltitudinariansallowablenessesallotriomorphicallegorisationsalkalinisationsalexipharmakonsalcoholometriesalcoholizationsalcoholisationsaggrandisementsaftersensationsaffranchisementaffectivenessesaerosolisationsaerolithologiesaerohydroplanesaeroelasticiansadsorbabilitiesadiathermanciesadenoidectomiesadditionalitiesadaptablenessesactinotherapiesactinochemistryactinobiologiesacroparesthesiaacquirabilitiesacknowledgeablyacidimetricallyachromatizationachromatisationachromaticitiesacetylsalicylicaccidentologiesaccidentalitiesaccessorinessesaccessarinessesabsorptiometersabsorbefacientsaboriginalitiesabiogeneticallyavalokiteshvaraautumn-floweringautofluorescentauriculariaceaeastronavigationaspidophoroidesasclepiadaceousarmadillidiidaearistotelianismaristolochialesarchaeobacteriaarboriculturistaphyllophoralesaphyllanthaceaeanticoagulativeanti-catholicismanthropophagiteanthropogeneticanthropogenesisanthocerotaceaeantheridiophoreangiotelectasiaangiohemophiliaangiocardiogramanemoclinometeramericanisationalphabetisationalpha-tocopheralalpha-interferonall-encompassingaldehyde-alcoholafrican-americanafibrinogenemiaaffirmativenessaegyptopithecusadenomyosarcomaactinomycetalesacroanaesthesiaacousticophobiaacknowledgeableaccipitriformesacanthoscelidesacanthopterygiiacanthisittidaeacademicianshipabruptly-pinnateabdominovesical
Phrases (421)
aztecan languageaythya americanaavoirdupois unitavestan languageaverell harrimanauxiliary boilerautophytic plantautomobile trunkautomatic pistolaustrian capitalaustralian heathaustenitic steelauricular arteryauditory ossicleattack submarineatrium sinistrumatomic number 116atomic number 114atomic number 113atomic number 109atomic number 106atomic number 103atomic number 102athletic contestateles geoffroyiassisted suicideassembly programassemblies of godasperula odorataascidian tadpoleasarum europaeumasamiya languagearturo toscaniniartur rubinsteinartist's workroomarthurian legendarthur eddingtonarteria radialisarteria popliteaarteria palatinaarteria nutriciaarteria lienalisarteria hepaticaarteria gastricaarteria facialisarteria buccalisarrowroot familyarmeria maritimaaristide maillolarikara languagearchaeozoic aeonaramaic languagearachis hypogaeaapproach patternappointment bookapplication formapothecary's shopapocynum pumilumaplysia punctataapium graveolensapetalous floweranxiety reactionanxiety neurosisanxiety hysteriaanton rubinsteinanton rubensteinantifungal agentantianxiety druganti-torque rotoranti-tnf compoundanthus pratensisanthemis nobilisanorexia nervosaannunciation dayannona cherimolaanglo-saxon deityanesthetic agentanemone nemorosaandrei tarkovskyanchusa capensisanchovy dressinganchorage groundancestor worshipanastomotic veinanas querquedulaamerigo vespucciamerican parasolamerican kestrelamerican bugbaneamerican buffaloamebic dysenteryambulance chaseralveolar processalto saxophonistalpinia speciosaalpine sunfloweralpine bearberryalpha methyl dopaaloys senefelderalois senefelderalluvial depositallium tricoccumallium carinatumalliaceous plantalimentary pastealgerian capitalalfred korzybskialfred hitchcockalexandre yersinalexander calderaleuria aurantiaalectoris graecaaldehyde radicalalcoholism abusealbizzia lebbeckalbert michelsonalbanian capitalalaskan malamuteajuga genevensisaix galericulataairplane landingairedale terrieraircraft landingaircraft carrierair-to-air missileafrican mahoganyaffaire d'honneuraegadean islandsadvisory serviceadult female bodyadmiralty islandadiantum pedatumadhesive plasteradditive inverseactor's assistantactivating agentaction potentialaction mechanismacross the nationacinonyx jubatusachromatic coloracheta domesticaacheta assimilisacer platanoidesaccounts payableaccounting ratioaccentual systemacademic programacacia pycnanthaabstract thoughtabsorbent cottonabies lasiocarpaaxiomatic systemavogadro's numberavicennia marinaaversion therapyaverrhoa bilimbiauxiliary engineautumnal equinoxautonomic plexusautomatic weaponautomatic washerautomatic tellerautomated tellerauthorized stockauthority figureaustralian sumacaustralian stiltaustralian stateaustralian crawlaurora australisaudubon's warblerauditory aphasiaauditory agnosiaattractive forceattorney generalattendance checkattalea funiferaatomistic theoryatomic number 115atomic number 112atomic number 111atomic number 110atomic number 108atomic number 107atomic number 105atomic number 104atomic number 101atomic number 100atomic explosionatlantic herringatlantic halibutatlantic croakerathanasian creedatakapa languageastreus pteridisastilbe japonicaaster novi-belgiiaster acuminatusassociation areaassociated stateassociate in artsassociate degreeasplenium virideasigmatic aoristasian coral snakeasclepias meadiiascending arteryasarum canadenseas far as possibleas a matter of factarundo richardiiarundo conspicuaarum palaestinumartificial jointartificial heartartificial bloodarticular musclearthur wellesleyarthur e. kennellyarthropod familyarteria rectalisarteria meningeaarteria lumbalisarteria laryngeaarteria labialisarteria ciliarisarsenic trioxidearnoseris minimaarnold schonbergarnold of bresciaarmoured vehiclearmorial bearingarmored searobinarmored sea robinarmored dinosaurarminian baptistarmillary spherearmchair liberalarizona white oakarizona sycamorearisarum vulgarearilus cristatusaricara languageargiope aurantiaarethusa bulbosaarenaria strictaarctotis venustaarchibald wavellarcade video gamearaucaria familyarapaho languagearanea diademataaralia stipulataaqueous solutionapyretic tetanusapparent horizonapparel industryapostolic palaceapostelic fatherapogon maculatusaplastic anaemiaanxiety disorderantiaircraft gunanti-war movementanti-dumping dutyanthrax bacillusanthony trollopeanthony comstockantheraea pernyiantarctic circleanovulatory druganomia ephippiumanomalistic yearanoa mindorensisanionic compoundanimated cartoonanimal scientistanimal magnetismanimal husbandryangular velocityangular positionangular momentumangular distanceanguillula acetiangostura bridgeaneides lugubrisanechoic chamberandromeda galaxyandreas vesaliusanconeous muscleanchovy pear treeanatropous ovuleanal personalityanal intercourseanagyris foetidaanabolic steroidamusement arcadeamplexicaul leafamphibian familyamnestic aphasiaammunition chestammonium nitrateamharic languageamerind languageamerican widgeonamerican red plumamerican oil palmamerican lobsteramerican ginsengamerican gentianamerican frogbitamerican englishamerican dogwoodamerican dog tickamerican creeperamerican columboamerican capitalamerican bitternambrosia trifidaambrose burnsideamaryllis familyamaranthus albusamanita muscariaamanita caesareaalveolar ectasiaaluminium bronzealpinia zerumbetalpine milk vetchalpine goldenrodalpine coltsfootalopius vulpinusallium tuberosumallium paradoxumallium canadensealligator wrenchalligator lizardallegheny spurgealkylating agentalkali poisoningalizarin crimsonalizarin carminealiterate personalimentary tractalimentary canalalgorithmic rulealgerian centimealgebraic numberalfred stieglitzalfred hawthornealexandria sennaalexander wilsonaleutian islandsaleurites fordiialetris farinosaalectura lathamialectis ciliarisalaskan king crabalaska peninsulaalabama languageal sunna wal jammaakwa'ala languageairport terminalairline businessair force officerair force academyair conditioningahmed zoki yamaniahmed zaki yamaniahmad shah masoudagropyron repensaggregate demandagent-based modelagave atrovirensagainst the clockafrican marigoldafrican elephantafghani languageaethusa cynapiumaerodynamic liftaerobic exerciseaegadian islandsaedes albopictusadolph simon ochsadmission chargeadjutant generaladiantum tenerumadhesive bandageaddison's diseaseactive transportactive subwooferactivated carbonactinidia argutaacromial processacrocarpous mossacoustic storageacoustic aphasiaacidophilus milkacid-base balanceachylia gastricaacetoacetic acidacetic anhydrideacer saccharinumaccounting entryaccident surgeryacademic sessionacademic freedomacademic costumeabsurdist humourabsolute encoderabsolute ceilingabsolute alcoholabronia maritimaabronia fragransablation moraineabdominal muscleabdominal cavityabasia trepidansabandoned personabandoned infanta capella singing
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