18-Letter Words Containing: S,A,S
(In Any Order)
There are 223 18 letter words,
876 18 letter phrases and
0 18 letter abbr's with
S,A,S in.
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| Word | Save | Length | Usage | Points | Type | ||
|---|---|---|---|---|---|---|---|
We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US! | |||||||
All 18 Letter Words
Words (223)
- gastroenterologist
- transubstantiation
- sociopsychological
- antivivisectionist
- hyperaldosteronism
- disenfranchisement
- weatherproofnesses
- valetudinarianisms
- vaingloriousnesses
- unsubstantialities
- unseasonablenesses
- unrestrainednesses
- unreasonablenesses
- unprofitablenesses
- uniformitarianisms
- unconscionableness
- uncharitablenesses
- unchangeablenesses
- unattractivenesses
- unassailablenesses
- ultrasophisticated
- ultraconservatives
- ultraconservatisms
- triskaidekaphobias
- transubstantiating
- transportabilities
- transmissibilities
- transistorizations
- transilluminations
- transcendentalists
- transcendentalisms
- thermoplasticities
- tachistoscopically
- supranationalities
- supersophisticated
- supernaturalnesses
- superintellectuals
- superconglomerates
- supercivilizations
- superadministrator
- substitutabilities
- submicroscopically
- subclassifications
- subcategorizations
- structuralizations
- stoutheartednesses
- stereospecifically
- stereoregularities
- sphygmomanometries
- spectroheliographs
- somnambulistically
- simultaneousnesses
- semiprofessionally
- semipermeabilities
- semidomestications
- semiconservatively
- satisfactorinesses
- sacrilegiousnesses
- revascularizations
- representativities
- representativeness
- remunerativenesses
- rehospitalizations
- recrystallizations
- rambunctiousnesses
- radiosensitivities
- questionablenesses
- quasiperiodicities
- quantitativenesses
- puzzleheadednesses
- psychopathologists
- premillenarianisms
- predestinarianisms
- praiseworthinesses
- postpsychoanalytic
- postmillennialists
- postmillennialisms
- postmillenarianism
- photosensitization
- photodissociations
- photodisintegrates
- phosphoglucomutase
- phosphodiesterases
- pertinaciousnesses
- overindustrializes
- overclassification
- ostentatiousnesses
- orthopsychiatrists
- organophosphoruses
- opinionativenesses
- nonrepresentatives
- nondiscriminations
- noncooperationists
- nonarbitrarinesses
- nonanthropologists
- neurotransmissions
- neuropsychiatrists
- multifariousnesses
- muddleheadednesses
- misrepresentations
- misinterpretations
- misidentifications
- misclassifications
- misadministrations
- mechanochemistries
- manipulativenesses
- malcontentednesses
- maladministrations
- magnetoresistances
- lightheartednesses
- latitudinarianisms
- largeheartednesses
- landlubberlinesses
- irreproachableness
- irremediablenesses
- irreconcilableness
- invulnerablenesses
- intransitivenesses
- intersubstitutable
- interrelationships
- interrelatednesses
- interminablenesses
- intermediatenesses
- intellectualnesses
- insufferablenesses
- insubstantialities
- institutionalising
- inhospitablenesses
- inharmoniousnesses
- inexpugnablenesses
- inexplicablenesses
- inexhaustibilities
- industrializations
- indisputablenesses
- indispensabilities
- indiscriminateness
- incontestabilities
- inconsolablenesses
- inconsiderableness
- inauspiciousnesses
- inarticulatenesses
- inappreciativeness
- impersonalizations
- imperishablenesses
- immunosuppressants
- immunopathologists
- immeasurablenesses
- hyposensitizations
- hypersensitization
- hydrometallurgists
- homoscedasticities
- histophysiological
- heavyheartednesses
- handcraftsmanships
- greatheartednesses
- granulocytopoiesis
- granulocytopoieses
- glycosaminoglycans
- gastroenterologies
- faintheartednesses
- extemporaneousness
- establishmentarian
- disreputablenesses
- disputatiousnesses
- disintermediations
- dishonorablenesses
- discriminabilities
- disconsolatenesses
- disagreeablenesses
- diastereoisomerism
- determinablenesses
- dephosphorylations
- depersonalizations
- deoxyribonucleases
- denominationalisms
- deliberativenesses
- dehydrochlorinases
- counterstrategists
- counteraggressions
- counteraccusations
- conversationalists
- contradistinctions
- consubstantiations
- constitutionalizes
- constitutionalists
- constitutionalisms
- conservativenesses
- consequentialities
- congregationalists
- congregationalisms
- communicablenesses
- commensurabilities
- cantankerousnesses
- biotransformations
- bacteriorhodopsins
- australopithecines
- astrophotographies
- astrophotographers
- archaeoastronomies
- apprehensivenesses
- appreciativenesses
- anticommercialisms
- advantageousnesses
- accumulativenesses
- absentmindednesses
- unsatisfactoriness
- unquestionableness
- unpleasant-smelling
- unenthusiastically
- sentimentalisation
- self-aggrandisement
- pteridospermopsida
- psychotherapeutics
- pachycephalosaurus
- industrial-strength
- homobasidiomycetes
- distinguishability
- cross-fertilization
- cross-fertilisation
- corrosion-resistant
- characteristicness
- arteriolosclerosis
- anticholinesterase
Phrases (876)
- william shakespeare
- voiceless consonant
- vertical stabiliser
- treaty of versailles
- tomistoma schlegeli
- theodosius the great
- thanksgiving cactus
- tangible possession
- synthetic substance
- swedish nightingale
- subversive activity
- suborder clamatores
- suborder anisoptera
- subclass metatheria
- stinking nightshade
- star-spangled banner
- star-shaped fortress
- spanish-american war
- solidago spathulata
- solid body substance
- social organisation
- sistrurus catenatus
- sir william herschel
- sir william chambers
- sir peter paul rubens
- sir matthew flinders
- sir martin frobisher
- sir frederick ashton
- sir arthur john evans
- seismic disturbance
- security consultant
- seasonal adjustment
- scottish highlander
- scientific research
- samolus parviflorus
- rheims-douay version
- respiratory illness
- renaissance revival
- ranunculus bulbosus
- professional golfer
- professional boxing
- pooecetes gramineus
- political dissident
- polianthes tuberosa
- poisonous substance
- pluvianus aegyptius
- planning commission
- physiological state
- pennisetum setaceum
- parnassia palustris
- parkinson's syndrome
- oven stuffer roaster
- oscar hammerstein ii
- order sarraceniales
- order sarcosporidia
- order passeriformes
- on an irregular basis
- oil-industry analyst
- oceanites oceanicus
- nycticebus pygmaeus
- nicolaus copernicus
- newspaper columnist
- navigational system
- national censorship
- musical composition
- musculus temporalis
- musculospiral nerve
- mount rushmore state
- morchella crassipes
- meconopsis cambrica
- material possession
- lowlands of scotland
- loranthus europaeus
- logistic assistance
- logistic assessment
- limenitis archippus
- lepomis macrochirus
- latrodectus mactans
- lanius lucovicianus
- karl friedrich gauss
- jons jakob berzelius
- james prescott joule
- isabella i of castile
- irvingia gabonensis
- interstitial tissue
- infantile paralysis
- hypostasis of christ
- houses of parliament
- hibiscus sabdariffa
- hibiscus cannabinus
- heloderma suspectum
- health professional
- hardstemmed bulrush
- gustatory sensation
- gossypium herbaceum
- geophysical science
- genus styracosaurus
- genus saccharomyces
- genus recurvirostra
- genus phyllostachys
- genus melopsittacus
- genus eschscholtzia
- genus encephalartos
- genus dorotheanthus
- genus citharichthys
- genus chamaecytisus
- genus amblyrhynchus
- family crassulaceae
- expressed almond oil
- eusebius of caesarea
- essential condition
- essential amino acid
- erinaceus europaeus
- erigeron canadensis
- elmer ambrose sperry
- economic assistance
- eastern ground snake
- dylan marlais thomas
- douay-rheims version
- dmitri shostakovich
- disreputable person
- disagreeable person
- direct transmission
- dipsacus sylvestris
- digitalis glycoside
- dewey decimal system
- dasyurus viverrinus
- crotalus scutulatus
- crataegus crus-galli
- constantin brancusi
- conservation of mass
- compression bandage
- commissaire maigret
- colocasia esculenta
- collapsible shelter
- cognitive semantics
- class schizomycetes
- class magnoliopsida
- class hyalospongiae
- class gastromycetes
- class dicotyledonae
- circassian language
- charles taze russell
- charles francis hall
- charles evans hughes
- castanea mollissima
- cascade everlasting
- carl wilhelm siemens
- carl gustaf mosander
- carex pseudocyperus
- carduelis carduelis
- carassius carassius
- capital of wisconsin
- capital of tennessee
- business department
- bush administration
- break someone's heart
- berberis canadensis
- banana passion fruit
- baccharis pilularis
- australian lungfish
- augustinian hermits
- augsburg confession
- attestation service
- astronomy satellite
- assyrian neo-aramaic
- aspalathus linearis
- ascension of the lord
- artocarpus communis
- arthur m. schlesinger
- apodemus sylvaticus
- antispasmodic agent
- antagonistic muscle
- ancylus fluviatilis
- anchusa officinalis
- analysis of variance
- amaranthus spinosus
- amaranthus caudatus
- alytes obstetricans
- alexander i of russia
- air-to-ground missile
- ageratina altissima
- adenosine deaminase
- abel janszoon tasman
- zigadenus venenosus
- yellow lady's slipper
- yellow bristlegrass
- yellow bristle grass
- wynnea sparassoides
- writ of habeas corpus
- woolsorter's disease
- wisteria frutescens
- wireless telegraphy
- wilderness campaign
- wild sensitive plant
- western ribbon snake
- western rattlesnake
- western mountain ash
- west indian smallpox
- wesleyan methodists
- wandering albatross
- volumetric analysis
- viperine grass snake
- vigna sesquipedalis
- viaticus settlement
- vespula maculifrons
- verbascum lychnitis
- venus's flower basket
- vena supraorbitalis
- vena stylomastoidea
- vena nasalis externa
- vascular prosthesis
- varanus komodoensis
- valedictory address
- unspoken accusation
- united states waters
- united states senate
- united states dollar
- unipolar depression
- unary numeral system
- tyrannus vociferans
- tussock caterpillar
- trisodium phosphate
- trinectes maculatus
- travelling salesman
- transsexual surgery
- transmission system
- trachurus trachurus
- topical anaesthesia
- tobacco mosaic virus
- thujopsis dolobrata
- thomas stearns eliot
- thomas gainsborough
- thermoplastic resin
- thamnophis sirtalis
- thamnophis sauritus
- thamnophis proximus
- textual scholarship
- tetraneuris acaulis
- tarquinius superbus
- takayasu's arteritis
- systema urogenitale
- systema lymphaticum
- systema digestorium
- system of numeration
- synaptomys borealis
- synanceja verrucosa
- symplocus tinctoria
- symphoricarpos alba
- swiss confederation
- sutura internasalis
- suspended animation
- survivors insurance
- surveillance system
- surgical instrument
- surface search radar
- supra expressionism
- supervisory program
- suillus albivelatus
- suicide squeeze play
- subthalamic nucleus
- subsistence farming
- subpoena duces tecum
- suborder tarsioidea
- suborder ceratopsia
- suborder carnosaura
- submersible warship
- subgenus calliopsis
- subfamily sylviinae
- subfamily sterninae
- subfamily anserinae
- subclinical absence
- subclass dibranchia
- subclass cirripedia
- subclass amphineura
- subclass actinopoda
- styphelia humifusum
- stuffed grape leaves
- structural genomics
- striated muscle cell
- stratified sampling
- stochastic variable
- sterculia rupestris
- stellar association
- steganopus tricolor
- stations of the cross
- starvation acidosis
- stanley frank musial
- stanford university
- standard atmosphere
- stained-glass window
- st. ignatius of loyola
- spotted squeateague
- spotsylvania county
- spiranthes spiralis
- spanish oyster plant
- spanish inquisition
- south celestial pole
- sonora semiannulata
- solidago canadensis
- solar thermal system
- solanum commersonii
- solanum carolinense
- sodium thiosulphate
- socio-economic class
- sloanea jamaicensis
- skull and crossbones
- sisymbrium barbarea
- sir john carew eccles
- sir ernst boris chain
- sir bernard williams
- single-breasted suit
- singhalese language
- signal-to-noise ratio
- shoshonian language
- shoshonean language
- short saphenous vein
- short gastric artery
- shorea teysmanniana
- shaggymane mushroom
- sexual relationship
- serratia marcescens
- sergeant first class
- septuagesima sunday
- september 11 attacks
- sensory deprivation
- semi-sweet chocolate
- secretary of defense
- secobarbital sodium
- sebastes ruberrimus
- scolymus hispanicus
- scleroderma bovista
- sciaenops ocellatus
- scale of measurement
- saxifraga stellaris
- saxifraga hypnoides
- sarcophilus hariisi
- saratoga spittlebug
- sarah kemble siddons
- sapindus marginatus
- sanskritic language
- sanskrit literature
- samuel jackson snead
- sample distribution
- samolus floribundus
- sambucus canadensis
- salamandra maculosa
- saints peter and paul
- saint valentine's day
- saint thomas aquinas
- saint thomas a becket
- saint teresa of avila
- saint martin's summer
- saint kitts and nevis
- saint francis xavier
- sailor's breastplate
- sagebrush buttercup
- sacramento sturgeon
- sabbatia campestris
- robert mearns yerkes
- robert james fischer
- rickettsial disease
- rhizoctinia disease
- retarded depression
- respiratory disease
- remilegia australis
- relative atomic mass
- regression equation
- regression analysis
- regional anesthesia
- real-time processing
- real-estate business
- reactive depression
- rattlesnake's master
- random-access memory
- ramsay hunt syndrome
- rachel louise carson
- queensland lungfish
- quadriphonic system
- quadrigesima sunday
- quadraphonic system
- pylodictus olivaris
- purple-stemmed aster
- pulsatilla vulgaris
- pull out all the stops
- publius ovidius naso
- pterocarpus indicus
- psychotria capensis
- psychological state
- psoriatic arthritis
- psittacus erithacus
- pseudotaxus chienii
- prunus pensylvanica
- prunus laurocerasus
- prunus angustifolia
- prumnopitys elegans
- prosopis juliiflora
- prosopis glandulosa
- professional tennis
- professional person
- professional dancer
- prionotus carolinus
- president john adams
- potos caudivolvulus
- potassium hydroxide
- potassium carbonate
- potamogeton nodosus
- potamogeton crispus
- positive chemotaxis
- populus balsamifera
- pomatomus saltatrix
- polyporus squamosus
- political scientist
- political commissar
- poephila castanotis
- pleurotus ostreatus
- platanus orientalis
- physical distancing
- phyllostachys nigra
- phyllostachys aurea
- phragmites communis
- phonological system
- philaenus spumarius
- pheasant under glass
- phasianus colchicus
- phaseolus coccineus
- phaseolus caracalla
- phaseolus angularis
- pezophaps solitaria
- persian gulf illness
- periodontal disease
- peperomia sandersii
- peninsular malaysia
- pedilanthus pavonis
- pediculosis capitis
- pedestrian crossing
- paul joseph goebbels
- paul bustill robeson
- parochetus communis
- parnassia fimbriata
- parascalops breweri
- parallel processing
- paprilus alepidotus
- pancreatic fibrosis
- panax pseudoginseng
- palace of versailles
- oreamnos americanus
- order ustilaginales
- order solenogastres
- order rickettsiales
- order psilophytales
- order aspergillales
- orange horseshoe bat
- opisthocomus hoazin
- operations research
- omphalotus illudens
- olfactory sensation
- observation station
- nyctanassa violacea
- nucleolus organiser
- non-christian priest
- niemann-pick disease
- nicholas ii of russia
- newspaper publisher
- new siberian islands
- nervous prostration
- national assistance
- nasogastric feeding
- narcissus jonquilla
- myositis trichinosa
- myasthenic syndrome
- musculus teres major
- musculus pectoralis
- musculus buccinator
- munchausen syndrome
- mountain watercress
- mineral association
- military commission
- military censorship
- metabolic alkalosis
- merlangus merlangus
- melissa officinalis
- medial rectus muscle
- master of ceremonies
- mason and dixon's line
- marta brigit nilsson
- marcus junius brutus
- marble bones disease
- malacosoma disstria
- macrozamia spiralis
- lysimachia vulgaris
- lysiloma bahamensis
- lupus erythematosus
- lupinus subcarnosus
- lungless salamander
- loxostege similalis
- louis henry sullivan
- louis henri sullivan
- lonicera canadensis
- livistona australis
- listeria meningitis
- lip synchronisation
- leycesteria formosa
- lesser sunda islands
- leptopteris superba
- lepromatous leprosy
- lepiota cepaestipes
- leontocebus rosalia
- le douanier rousseau
- lathyrus sylvestris
- lathyrus latifolius
- laportea canadensis
- land-office business
- lactarius delicioso
- korsakov's psychosis
- korsakoff's syndrome
- klyuchevskaya sopka
- king charles spaniel
- keratosis nigricans
- karl wilhelm siemens
- karl theodor jaspers
- junction transistor
- juan carlos i of spain
- josiah willard gibbs
- joint chiefs of staff
- jessica lucy mitford
- jatropha stimulosus
- japanese poinsettia
- james thomas farrell
- james francis thorpe
- james edmund scripps
- jacksonian epilepsy
- italian renaissance
- islets of langerhans
- iron-storage disease
- ipomoea orizabensis
- in one's birthday suit
- ilex paraguariensis
- ictalurus punctatus
- hysterical neurosis
- hynerpeton bassetti
- hygrophorus russula
- hydromantes shastae
- huntington's disease
- horseshoe whipsnake
- horse chestnut cream
- homo sapiens sapiens
- hindu kush mountains
- hexalectris spicata
- heterosexual person
- hesperis matronalis
- herpes encephalitis
- heat-seeking missile
- heat of dissociation
- harry stack sullivan
- harry sinclair lewis
- harold hirschsprung
- harald hirschsprung
- haplopappus acaulis
- halicoeres radiatus
- gymnastic apparatus
- gunter wilhelm grass
- guilt by association
- grindelia squarrosa
- green monkey disease
- great saphenous vein
- goods and service tax
- genyonemus lineatus
- genus zinjanthropus
- genus tyrannosaurus
- genus thysanocarpus
- genus tautogolabrus
- genus streptocarpus
- genus stephanomeria
- genus stenopelmatus
- genus sphaerocarpus
- genus sphaerocarpos
- genus sphacelotheca
- genus spathiphyllum
- genus septobasidium
- genus schlumbergera
- genus schizophragma
- genus schizopetalon
- genus schizachyrium
- genus scaphosepalum
- genus sarcorhamphus
- genus sarcocephalus
- genus pterodactylus
- genus pseudowintera
- genus protoceratops
- genus poecilocapsus
- genus pleurothallis
- genus platypoecilus
- genus phascolarctos
- genus notophthalmus
- genus micropogonias
- genus melanogrammus
- genus malacothamnus
- genus macrodactylus
- genus leptodactylus
- genus lepidothamnus
- genus lagerstroemia
- genus lagarostrobus
- genus lactobacillus
- genus kenyapithecus
- genus ichthyosaurus
- genus hyacinthoides
- genus herrerasaurus
- genus ginglymostoma
- genus gastroboletus
- genus gasterophilus
- genus edmontosaurus
- genus dicranopteris
- genus dendrocalamus
- genus dactylopterus
- genus ctenocephalus
- genus corythosaurus
- genus compsognathus
- genus chrysothamnus
- genus chrysobalanus
- genus chrysanthemum
- genus chronoperates
- genus chorizagrotis
- genus chlamydomonas
- genus chirocephalus
- genus chamaecyparis
- genus cercosporella
- genus cephalopterus
- genus cardiospermum
- genus calamagrostis
- genus aulacorhyncus
- genus arctocephalus
- genus archidiskidon
- genus anoectochilus
- genus aeschynanthus
- genus actiniopteris
- genus acanthocereus
- general anaesthesia
- gaylussacia baccata
- gavialis gangeticus
- gadus macrocephalus
- fragaria chiloensis
- fissurella apertura
- first battle of ypres
- first baron tennyson
- ferdinand de lesseps
- federal savings bank
- feast of tabernacles
- fausto paolo sozzini
- fast of the firstborn
- family spheniscidae
- family rhiptoglossa
- family cupressaceae
- family brassicaceae
- fairness commission
- eurasian kingfisher
- euonymus americanus
- euclid's second axiom
- eucalyptus rostrata
- eucalyptus globulus
- euarctos americanus
- estrogen antagonist
- esther hobart morris
- erysimum arkansanum
- erignathus barbatus
- equetus lanceolatus
- epistle to the romans
- epidural anesthesia
- epacris obtusifolia
- english hippocrates
- elymus trachycaulos
- elymus caput-medusae
- electric resistance
- elaeocarpus grandis
- eichhornia spesiosa
- edward the confessor
- ecclesiastical robe
- ecclesiastical mode
- eastern indigo snake
- eastern fox squirrel
- eastern catholicism
- east indian rosewood
- early warning system
- dwarf russian almond
- dryopteris fragrans
- dryopteris filix-mas
- douglas fairbanks jr.
- double-breasted suit
- dorsal scapular vein
- dorothy leigh sayers
- dissociation energy
- dispersed particles
- dishwashing machine
- discretionary trust
- dicentra canadensis
- dicamptodon ensatus
- dianthus latifolius
- devil's walking stick
- delusional disorder
- davidson's penstemon
- daucus carota sativa
- dalbergia cearensis
- cytisus ramentaceus
- cystopteris montana
- cystophora cristata
- cynoglossum amabile
- cyclopes didactylus
- cutaneous sensation
- cupressus goveniana
- cupressus arizonica
- crotalus adamanteus
- criminal possession
- crataegus tomentosa
- court of saint james's
- corrosive sublimate
- coronavirus disease
- coronary thrombosis
- cornelius jansenius
- coreopsis tinctoria
- cordyline australis
- cordia gerascanthus
- conversion hysteria
- continuing trespass
- connarus guianensis
- conduction deafness
- competitor analysis
- compassionate leave
- communist manifesto
- common lady's-slipper
- colutea arborescens
- colinus virginianus
- colaptes chrysoides
- closed-heart surgery
- clinical depression
- clianthus speciosus
- clematis versicolor
- cleistes divaricata
- claudius ptolemaeus
- classical philology
- classical mythology
- classical mechanics
- class xanthophyceae
- class pyrenomycetes
- class plectomycetes
- class hymenomycetes
- class holothuroidea
- class hepaticopsida
- class ginkgophytina
- class dicotyledones
- class cyanobacteria
- class cryptophyceae
- class coniferopsida
- class chrysophyceae
- class chlorophyceae
- class archiannelida
- cladrastis kentukea
- citellus variegatus
- circis siliquastrum
- chrysophrys auratus
- chrysobalanus icaco
- christian scientist
- christian schonbein
- choriotis australis
- chinese scholartree
- chinese scholar tree
- chinese parasol tree
- chi-square statistic
- cheiranthus asperus
- charles william post
- charles joseph clark
- charles herbert best
- chaenopsis ocellata
- cesar estrada chavez
- cerebral thrombosis
- cercis occidentalis
- celtis occidentalis
- celestial mechanics
- catherine i of russia
- catharanthus roseus
- castilleja chromosa
- castanea ozarkensis
- cassia occidentalis
- cassia augustifolia
- cash surrender value
- cascade transformer
- casanova de seingalt
- carl friedrich gauss
- carissa grandiflora
- cardamine pratensis
- carcharhinus leucas
- capsicum frutescens
- capreolus capreolus
- canalis vertebralis
- camelus dromedarius
- camassia scilloides
- calvinistic baptist
- calostoma lutescens
- calochortus elegans
- calochortus amoenus
- callorhinus ursinus
- callinectes sapidus
- burmeisteria retusa
- bubalus mindorensis
- bronchoscopic smear
- broadcasting studio
- bristly sarsparilla
- brassica perviridis
- brassia lawrenceana
- bradley's spleenwort
- boy scouts of america
- bouvier des flandres
- book of ecclesiastes
- boltzmann's constant
- bocconia frutescens
- bluestem wheatgrass
- black-eyed susan vine
- bissau-guinean franc
- binary number system
- billion-dollar grass
- bidens trichosperma
- bassariscus astutus
- barometric pressure
- barbecued spareribs
- barbados gooseberry
- barack hussein obama
- badlands wilderness
- babyrousa babyrussa
- austrotaxus spicata
- australian chestnut
- auriparus flaviceps
- athanasius the great
- astroloma humifusum
- associative aphasia
- associate professor
- associate in nursing
- assistant professor
- aspidelaps lubricus
- asparagus setaceous
- asian tiger mosquito
- asian horseshoe crab
- ascophyllum nodosum
- ascomycetous fungus
- asclepias incarnata
- articulatory system
- arterial blood gases
- arnold lucius gesell
- aristotelia serrata
- aristarchus of samos
- arisaema atrorubens
- antidepressant drug
- anolis carolinensis
- anoa depressicornis
- angelica sylvestris
- anarchist communism
- anamnestic response
- american watercress
- amaranthus cruentus
- alnus veridis crispa
- alice-josephine pons
- albizia julibrissin
- alaska standard time
- ailanthus altissima
- ahmed salman rushdie
- agonus cataphractus
- agitated depression
- agelaius phoeniceus
- agaricus campestris
- aegilops triuncalis
- adult-onset diabetes
- addax nasomaculatus
- actinidia chinensis
- acoustic resistance
- acoustic absorption
- acer pseudoplatanus
- abudefduf saxatilis
- absorption spectrum
