18-Letter Words Containing: T,R,A,L
(In Any Order)
There are 212 18 letter words,
978 18 letter phrases and
0 18 letter abbr's with
T,R,A,L 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 (212)
- characteristically
- disproportionately
- internationalizing
- hypercoagulability
- compartmentalizing
- gastroenterologist
- oversimplification
- interchangeability
- hyperaldosteronism
- valetudinarianisms
- unprofitablenesses
- unpredictabilities
- ungrammaticalities
- uncharitablenesses
- ultrasophisticated
- ultrarevolutionary
- ultramicroscopical
- ultraconservatives
- ultraconservatisms
- ultracentrifugally
- transportabilities
- transmissibilities
- transilluminations
- transformationally
- transcendentalists
- transcendentalisms
- thermoplasticities
- theatricalizations
- supranationalities
- supernaturalnesses
- superintellectuals
- superconglomerates
- supercivilizations
- structuralizations
- stoichiometrically
- stereospecifically
- stereoregularities
- spectroheliography
- spectroheliographs
- semipermeabilities
- semiconservatively
- roentgenologically
- revascularizations
- representationally
- renationalizations
- reinstitutionalize
- rehospitalizations
- recrystallizations
- quattuordecillions
- provincializations
- propagandistically
- pronounceabilities
- proletarianization
- postmillenarianism
- polyesterification
- polychromatophilic
- polychromatophilia
- polyacrylonitriles
- photolithographing
- photolithographies
- perpendicularities
- pentylenetetrazols
- pentachlorophenols
- particularizations
- ovolactovegetarian
- overspecialization
- overoptimistically
- overindustrializes
- overindustrialized
- overgeneralization
- overfertilizations
- overextrapolations
- overclassification
- overcentralization
- orthogonalizations
- nonrevolutionaries
- nonconfrontational
- noncomparabilities
- nonanthropologists
- nonanthropological
- myeloproliferative
- multifariousnesses
- multicellularities
- mineralocorticoids
- micropaleontologic
- micromanipulations
- microenvironmental
- microencapsulation
- microencapsulating
- microcrystallinity
- microcalorimetries
- methylcholanthrene
- metallographically
- melodramatizations
- maladministrations
- magnetostrictively
- lumpenproletariats
- lightheartednesses
- lepidopterological
- latitudinarianisms
- largeheartednesses
- irretrievabilities
- irreplaceabilities
- intraventricularly
- intersubstitutable
- interrelationships
- interrelatednesses
- interpretabilities
- interoperabilities
- internationalities
- internationalising
- interminablenesses
- interinstitutional
- intercolumniations
- industrializations
- indiscriminatingly
- incommensurability
- inarticulatenesses
- impracticabilities
- imperturbabilities
- impersonalizations
- hyperrationalities
- hyperpolarizations
- hypernationalistic
- hyperalimentations
- hydrometallurgists
- hydrometallurgical
- granulocytopoiesis
- granulocytopoieses
- generalizabilities
- gastroenterologies
- fractionalizations
- exterritorialities
- establishmentarian
- entrepreneurialism
- electroretinograph
- electroretinograms
- electrophotography
- electrophoretogram
- electrooculography
- electromyographies
- electrodesiccation
- electrocorticogram
- electrocardiograms
- disreputablenesses
- discriminabilities
- dimethyltryptamine
- dimethylhydrazines
- diethylcarbamazine
- determinablenesses
- dephosphorylations
- depersonalizations
- dematerializations
- deliberativenesses
- dehydrochlorinates
- dehydrochlorinated
- decriminalizations
- counterretaliation
- countereducational
- counterculturalism
- conversationalists
- congregationalists
- congregationalisms
- compartmentalising
- commercializations
- commensurabilities
- claustrophobically
- chromolithographic
- chromolithographer
- chromolithographed
- chlortetracyclines
- biodegradabilities
- autobiographically
- australopithecines
- anticommercialisms
- ultranationalistic
- trichlormethiazide
- tetrachloromethane
- tetrachlorethylene
- territorialization
- territorialisation
- spectrographically
- self-aggrandizement
- self-aggrandisement
- rhinolaryngologist
- palaeoanthropology
- overcapitalization
- overcapitalisation
- noninterchangeable
- nitrochloromethane
- laryngopharyngitis
- lacto-vegetarianism
- internationalistic
- industrial-strength
- hypercholesteremia
- hydroflumethiazide
- governorate-general
- fibrocartilaginous
- electrodynamometer
- electrocardiograph
- diethylmalonylurea
- cylindrical-stemmed
- cross-fertilization
- cross-fertilisation
- chloroacetophenone
- chemotherapeutical
- caterpillar-tracked
- calymmatobacterium
- ballistocardiogram
- arteriolosclerosis
- anticholinesterase
- anti-traditionalism
Phrases (978)
- wisteria floribunda
- william james durant
- william butler yeats
- victory celebration
- vertical stabiliser
- upton beall sinclair
- typographical error
- tuamotu archipelago
- triglochin maritima
- treaty of versailles
- transmitting aerial
- translating program
- thomas wright waller
- theoretical account
- table-tennis racquet
- suborder clamatores
- subclass metatheria
- star-spangled banner
- squirreltail barley
- spatial arrangement
- social organization
- social organisation
- sir peter paul rubens
- sir matthew flinders
- short-term liability
- sexually attractive
- sexual reproduction
- setophaga ruticilla
- semilunar cartilage
- security consultant
- scottish highlander
- salt lake tabernacle
- rudbeckia laciniata
- royal academy of arts
- rhetorical language
- revolutionary group
- respiratory illness
- republic of kiribati
- relocatable program
- relaxation behavior
- president cleveland
- politically correct
- polish monetary unit
- polianthes tuberosa
- pinicola enucleator
- physical attraction
- phylum coelenterata
- photographer's model
- phoenix dactylifera
- pen-tailed tree shrew
- parnassia palustris
- parliamentary agent
- ottmar mergenthaler
- ostrya carpinifolia
- order eubacteriales
- oil-industry analyst
- occupational hazard
- newspaper columnist
- new world flycatcher
- neapolitan ice cream
- national censorship
- nathaniel hawthorne
- musical arrangement
- musculus temporalis
- molar concentration
- molal concentration
- minor tranquillizer
- minor tranquilliser
- military government
- military expedition
- member of parliament
- material possession
- master of literature
- mary wollstonecraft
- marquis de lafayette
- malaclemys centrata
- make a clean breast of
- major tranquillizer
- lucy maud montgomery
- low-birth-weight baby
- loranthus europaeus
- linguistic relation
- limenitis archippus
- lighthorse harry lee
- licensing agreement
- liability insurance
- lawrence peter berra
- latrodectus mactans
- latimeria chalumnae
- lachrymal secretion
- katherine mansfield
- john orley allen tate
- john charles fremont
- jean-frederic joliot
- james whitcomb riley
- james prescott joule
- james arthur baldwin
- intracellular fluid
- intervertebral disk
- intervertebral disc
- interstitial tissue
- interquartile range
- international scale
- installation charge
- infantile paralysis
- indefinite integral
- houses of parliament
- historical document
- hindu calendar month
- heloderma suspectum
- health professional
- health care provider
- harold clayton lloyd
- hardstemmed bulrush
- hand-to-hand struggle
- hablot knight browne
- gravitational force
- gravitational field
- grammatical subject
- grace patricia kelly
- glyceryl trinitrate
- genus encephalartos
- genetic abnormality
- fundamental measure
- functional disorder
- fulminating mercury
- fulminate of mercury
- fourth cranial nerve
- fortunella japonica
- female genital organ
- federal reserve note
- favorable reception
- family trichechidae
- family physeteridae
- family loranthaceae
- family heteromyidae
- family centriscidae
- family accipitridae
- family acanthuridae
- european water ouzel
- endorsement in blank
- employment contract
- emberiza citrinella
- element of a cylinder
- electronics company
- electronic database
- edward lee thorndike
- edward bulwer-lytton
- dylan marlais thomas
- disreputable person
- directional antenna
- dipsacus sylvestris
- diplomatic minister
- denali national park
- dangling participle
- dame sybil thorndike
- dame joan sutherland
- crotalus scutulatus
- crotalus mitchellii
- crataegus laevigata
- crataegus crus-galli
- computer peripheral
- commercial document
- commercial activity
- columbia university
- collapsible shelter
- class gastromycetes
- christopher marlowe
- chemical operations
- chemical attraction
- charles taze russell
- cascade everlasting
- carl gustaf mosander
- capital of nicaragua
- capital of new jersey
- capital of cape verde
- capital of australia
- capital of argentina
- capital expenditure
- california white oak
- blue ridge mountains
- blood extravasation
- bignonia capreolata
- bernardo bertolucci
- battle of tewkesbury
- battle of tannenberg
- battle of lule burgas
- battle of gettysburg
- battle of brunanburh
- auxiliary operation
- auxiliary equipment
- australian lungfish
- astronomy satellite
- aspalathus linearis
- ascension of the lord
- artificial additive
- arthur m. schlesinger
- arthur holly compton
- arthur garfield hays
- arteria vertebralis
- artemisia filifolia
- areteria cervicalis
- architectural style
- antirrhinum filipes
- antineoplastic drug
- antilope cervicapra
- anterior fontanelle
- american revolution
- american pulsatilla
- alytes obstetricans
- alternating current
- alkaline-earth metal
- algorithmic program
- alfred lord tennyson
- alexander woollcott
- albert szent-gyorgyi
- air-to-ground missile
- ageratina altissima
- acadia national park
- yellowtail flounder
- yellow-breasted chat
- yellow pitcher plant
- yellow bristlegrass
- yellow bristle grass
- yellow adder's tongue
- world tamil movement
- woolsorter's disease
- wireless telegraphy
- winter olympic games
- wind energy facility
- william butterfield
- white-lipped peccary
- western rattlesnake
- western fence lizard
- water-milfoil family
- water-cooled reactor
- water chestnut plant
- wankel rotary engine
- wandering albatross
- walter william skeat
- walter john de la mare
- volumetric analysis
- vocational training
- virgilia divaricata
- vinegar joe stilwell
- vertical stabilizer
- verbascum lychnitis
- verbascum blattaria
- verbal intelligence
- venus's flower basket
- vena supraorbitalis
- vena nasalis externa
- vena intercapitalis
- vascular prosthesis
- valley pocket gopher
- valedictory speaker
- valedictory oration
- valedictory address
- uveoscleral pathway
- urogenital medicine
- ureterorenal reflux
- upholstery material
- united states dollar
- united arab republic
- uniocular dichromat
- unilateral contract
- unary numeral system
- umbelliferous plant
- ultrahigh frequency
- two-line great primer
- twin-propeller-plane
- tussock caterpillar
- tropical rain forest
- trogium pulsatorium
- trinectes maculatus
- trimorphodon lambda
- trillium recurvatum
- trichostema lanatum
- tricholoma venenata
- tricholoma vaccinum
- tricholoma pardinum
- trichloracetic acid
- triangulum australe
- trend extrapolation
- tremella reticulata
- tremella fuciformis
- travelling salesman
- travel purposefully
- transuranic element
- transsexual surgery
- trailing four o'clock
- tragelaphus buxtoni
- totalitation regime
- torreya californica
- tiarella unifoliata
- tiarella cordifolia
- thujopsis dolobrata
- threshold operation
- thomas stearns eliot
- third battle of ypres
- third baron rayleigh
- thin-leaved bilberry
- thevetia neriifolia
- thermoplastic resin
- thermal equilibrium
- therapeutic cloning
- theory of relativity
- theatrical producer
- thamnophis sirtalis
- thalamostriate vein
- textual scholarship
- tetraneuris acaulis
- territorial reserve
- terminable interest
- tellima grandiflora
- tatahumara language
- taraxacum ruderalia
- talmudic literature
- tall gallberry holly
- tall field buttercup
- talk through one's hat
- talinum brevifolium
- talinum aurantiacum
- tactual exploration
- systema urogenitale
- synaptomys borealis
- symplocus tinctoria
- sutura internasalis
- surveillance system
- surgical instrument
- supratrochlear vein
- supernatural virtue
- suborder menotyphla
- suborder lipotyphla
- suborder lacertilia
- subfamily triglinae
- subfamily sterninae
- stuffed grape leaves
- structural genomics
- structural concrete
- striped button quail
- striated muscle cell
- streptopelia turtur
- stratified sampling
- stratified language
- straight-line method
- stochastic variable
- sterculia rupestris
- stellar association
- steganopus tricolor
- stanley frank musial
- spraguea umbellatum
- spiranthes spiralis
- spanish oyster plant
- sonora semiannulata
- solar thermal system
- solar magnetic field
- sociological theory
- social anthropology
- smilax rotundifolia
- sir george trevelyan
- sir alfred hitchcock
- single-breasted suit
- silver-leaved nettle
- silver quandong tree
- signal-to-noise ratio
- side-blotched lizard
- shortia galacifolia
- shirley temple black
- sexual relationship
- serratula tinctoria
- sergeant first class
- semaphore telegraph
- secobarbital sodium
- scleroderma bovista
- scale of measurement
- saxifraga stellaris
- saxifraga granulata
- saratoga spittlebug
- sanskritic language
- sanskrit literature
- sample distribution
- salvinia auriculata
- saints peter and paul
- saint teresa of avila
- saint lawrence river
- sailor's breastplate
- rudolf karl bultmann
- round-tailed muskrat
- rocky-mountain maple
- rickettsial disease
- rhodanthe manglesii
- rhetorical question
- revaluation reserve
- reticular formation
- research laboratory
- republic of the sudan
- republic of botswana
- rene-robert cavelier
- remilegia australis
- relative atomic mass
- relational database
- regular tetrahedron
- regional anesthesia
- red-legged partridge
- red-bellied terrapin
- recreation facility
- real-time processing
- real-estate business
- reaction propulsion
- rattlesnake's master
- ratibida columnaris
- rabbiteye blueberry
- rabbit-eye blueberry
- quantum field theory
- pyrrhuloxia sinuata
- pyrola rotundifolia
- pylodictus olivaris
- purple-stemmed aster
- pupillary sphincter
- pulsatilla vulgaris
- public relations man
- public presentation
- pteridium aquilinum
- prunus angustifolia
- prumnopitys elegans
- protozoal infection
- proto-norse language
- prospero lambertini
- propositional logic
- proportional sample
- prophylactic device
- promotional expense
- professional tennis
- prionotus carolinus
- prince-of-wales'-heath
- prince of wales heath
- prevailing westerly
- pretrial conference
- prefrontal lobotomy
- prairie rattlesnake
- prairie golden aster
- potentilla anserina
- portuguese language
- portal hypertension
- populus trichocarpa
- poncirus trifoliata
- pomatomus saltatrix
- polyunsaturated fat
- polystichum braunii
- polygonum orientale
- political commissar
- police headquarters
- plumeria acutifolia
- pleurotus ostreatus
- platycerium andinum
- platanus orientalis
- platanus acerifolia
- platanthera bifolia
- platalea leucorodia
- plains pocket gopher
- pitcher-plant family
- phyllostachys nigra
- phyllostachys aurea
- pheasant under glass
- pezophaps solitaria
- personal credit line
- perpendicular style
- periodontal disease
- periarterial plexus
- peltandra virginica
- pellitory-of-the-wall
- paumotu archipelago
- paul bustill robeson
- partial correlation
- parsley-leaved thorn
- parallel of latitude
- paracentral scotoma
- parabolic reflector
- paprilus alepidotus
- palestine authority
- paleo-indian culture
- oxytropis lambertii
- orthochromatic film
- oriental bush cherry
- oriental arborvitae
- order ustilaginales
- order tubulidentata
- order stegocephalia
- order solenogastres
- order rickettsiales
- order psilophytales
- order polymastigina
- order plantaginales
- order marchantiales
- order endomycetales
- order bennettitales
- opuntia lindheimeri
- open-air marketplace
- olfactory sensation
- old world flycatcher
- nymphalid butterfly
- nut-leaved screw tree
- north celestial pole
- normal distribution
- nonvolatile storage
- nonmalignant tumour
- non-volatile storage
- newtonian reflector
- neutralization fire
- nepal trumpet flower
- nautical linear unit
- naturally occurring
- napierian logarithm
- nail-tailed kangaroo
- musculus teres major
- musculus pectoralis
- musculus buccinator
- multiplex operation
- mountain spleenwort
- mountain four o'clock
- mother-of-pearl cloud
- mother-in-law's tongue
- most valuable player
- morchella esculenta
- montia lamprosperma
- molecular biologist
- minor diatonic scale
- mineral association
- military commission
- military censorship
- military capability
- middle temporal vein
- michael stuart brown
- michael gerald tyson
- mexican freetail bat
- mentha rotundifolia
- medial rectus muscle
- martina navratilova
- martin luther king jr.
- marta brigit nilsson
- marriage settlement
- manufacturing plant
- manilkara bidentata
- malice aforethought
- malheur wire lettuce
- malacosoma disstria
- major tranquilliser
- major diatonic scale
- machine translation
- lutjanus blackfordi
- lupus erythematosus
- luggage compartment
- lucretia coffin mott
- low-level formatting
- louis the quarreller
- long-distance runner
- livistona australis
- litocranius walleri
- lithophragma affine
- listeria meningitis
- liquid metal reactor
- lip synchronization
- lip synchronisation
- linebacker blitzing
- line-at-a-time printer
- limnocryptes minima
- ligustrum japonicum
- light whipping cream
- lieutenant governor
- libyan monetary unit
- liberation theology
- leycesteria formosa
- leptopteris superba
- lepromatous leprosy
- lepiota rubrotincta
- lepiota clypeolaria
- leontocebus rosalia
- leitneria floridana
- left coronary artery
- learning disability
- learner's dictionary
- leaning tower of pisa
- lathyrus sylvestris
- lathyrus latifolius
- late-spring-blooming
- laportea canadensis
- landscape architect
- lactose intolerance
- lactarius delicioso
- labyrinthine artery
- kurdistan labor pary
- katmai national park
- karl theodor jaspers
- kalashnikov culture
- kakatoe leadbeateri
- jumping bristletail
- judicial separation
- job-control language
- jessica lucy mitford
- jerusalem artichoke
- jean francois millet
- jatropha stimulosus
- james thomas farrell
- james butler hickock
- jack-o-lantern fungus
- italian renaissance
- islets of langerhans
- intracranial cavity
- intervertebral vein
- interstellar medium
- interplanetary dust
- international pitch
- internal combustion
- intergalactic space
- interfacial tension
- intercapitular vein
- infraorbital artery
- inflationary spiral
- inertial navigation
- indicator electrode
- incomplete fracture
- incomplete abortion
- ictalurus punctatus
- hysterical neurosis
- hypsiglena torquata
- hypericum maculatum
- hyperfocal distance
- horizontal parallax
- hooded pitcher plant
- hieracium praealtum
- hexalectris spicata
- heterotheca villosa
- heterosexual person
- heterophil antibody
- hesperis matronalis
- herpes encephalitis
- herbert mclean evans
- herbert clark hoover
- helicobacter pylori
- heartleaf manzanita
- healthcare facility
- healthcare delivery
- health care delivery
- harry stack sullivan
- harkat-ul-mujahideen
- harkat ul-mujahedeen
- halicoeres radiatus
- gyromitra esculenta
- gunter wilhelm grass
- gros ventre language
- gregorian telescope
- great yellow gentian
- grammatical meaning
- gradable opposition
- golden fairy lantern
- golden barrel cactus
- global organization
- gilles de la tourette
- gilbert and sullivan
- geothermal industry
- geocentric parallax
- genus tautogolabrus
- genus pterodactylus
- genus pleurothallis
- genus plectrophenax
- genus phascolarctos
- genus macrodactylus
- genus lagerstroemia
- genus lagarostrobus
- genus hylactophryne
- genus graptophyllum
- genus gastroboletus
- genus gasterophilus
- genus dactylopterus
- genus ceratophyllum
- genus ceratopetalum
- genus cephalopterus
- genus cephalanthera
- genus calamagrostis
- genus bruckenthalia
- genus arctocephalus
- genus anomalopteryx
- genus alternanthera
- genital personality
- general anaesthetic
- general anaesthesia
- gastroepiploic vein
- gastrocolic omentum
- fumaria claviculata
- full faith and credit
- fritz albert lipmann
- fritillaria recurva
- fritillaria biflora
- fritillaria affinis
- franklin d. roosevelt
- fragrant shield fern
- fractional currency
- fourth earl of orford
- flycatching warbler
- florida smoothhound
- float-type rain gauge
- flat tip screwdriver
- fissurella apertura
- first earl of chatham
- first battle of ypres
- first baron macaulay
- fictional character
- february revolution
- feast of tabernacles
- favourable position
- family vittariaceae
- family trombidiidae
- family trionychidae
- family trichiuridae
- family trephritidae
- family tremellaceae
- family torpedinidae
- family terebellidae
- family tamaricaceae
- family stromateidae
- family scutigeridae
- family rhiptoglossa
- family rhinobatidae
- family relationship
- family ramphastidae
- family orchestiidae
- family notoryctidae
- family martyniaceae
- family marattiaceae
- family lymantriidae
- family littorinidae
- family hydrobatidae
- family holothuridae
- family cuterebridae
- family cordaitaceae
- family combretaceae
- family cetorhinidae
- family ceratopsidae
- family celastraceae
- family bathyergidae
- family argonautidae
- family argentinidae
- extracellular fluid
- extra duty allowance
- experimental method
- exophthalmic goiter
- euphorbia corollata
- euclid's fourth axiom
- eucharistic liturgy
- eucalyptus rostrata
- eucalyptus coriacea
- eucalyptus camphora
- ethelred the unready
- erythronium albidum
- erythema multiforme
- erle stanley gardner
- eriophyllum lanatum
- epistle to the romans
- epidural anesthesia
- epicyclic gear train
- epacris obtusifolia
- english hippocrates
- elymus trachycaulos
- elementary particle
- elementary geometry
- electrostatic field
- electrolyte balance
- electrical engineer
- electrical capacity
- electric-arc furnace
- electric resistance
- electric receptacle
- electric automobile
- eleanor of aquitaine
- eighth cranial nerve
- educational program
- ecclesiastical robe
- ecballium elaterium
- eastern fox squirrel
- eastern fence lizard
- eastern catholicism
- early warning system
- dynamic electricity
- dwarf-white trillium
- dryopteris goldiana
- dryopteris filix-mas
- dryopteris dilatata
- double-breasted suit
- dorothy leigh sayers
- donald arthur glaser
- district of columbia
- dispersed particles
- direct bill of lading
- digital photography
- dicentra cucullaria
- dental practitioner
- dental orthopaedics
- deflationary spiral
- dalmatian pyrethrum
- dalbergia latifolia
- cyrtomium aculeatum
- custard-apple family
- cultural revolution
- crystallized ginger
- crotalus adamanteus
- cronartium ribicola
- crocodilian reptile
- crescent-cell anemia
- crataegus apiifolia
- countervailing duty
- corticospinal tract
- cortaderia selloana
- corrosive sublimate
- corporal punishment
- cordyline australis
- coptis groenlandica
- convolution of broca
- continental glacier
- congenital disorder
- confederate soldier
- computer simulation
- comptroller general
- complementary color
- complementary close
- competitor analysis
- compatible software
- common yellowthroat
- common unicorn plant
- common pitcher plant
- committal to writing
- commercial traveler
- colutea arborescens
- colaptes chrysoides
- coelenterate family
- closed-heart surgery
- clematis virginiana
- clematis versicolor
- clematis ochreleuca
- cleistes divaricata
- clear-air turbulence
- claytonia virginica
- class pyrenomycetes
- class holothuroidea
- class cyanobacteria
- class cryptophyceae
- cladrastis kentukea
- citrus aurantifolia
- citellus variegatus
- cirsium lanceolatum
- circulatory failure
- circulating library
- circulating decimal
- circis siliquastrum
- choriotis australis
- chinese scholartree
- chinese scholar tree
- chinese parasol tree
- chinese lacquer tree
- chelydra serpentina
- charles william post
- charles herbert best
- ceylon cinnamon tree
- cerro del nacimiento
- cerebral thrombosis
- cercis occidentalis
- ceratostomella ulmi
- cephalanthera rubra
- celestial hierarchy
- catananche caerulea
- catalytic converter
- cataloged procedure
- castilleja chromosa
- carolingian dynasty
- carduelis cucullata
- carbon group element
- caranx bartholomaei
- capparis mitchellii
- capital of singapore
- capital of san marino
- capital of costa rica
- canalis vertebralis
- campanula glomerata
- campanula carpatica
- calostoma ravenelii
- calopogon tuberosum
- calochortus elegans
- calochortus amoenus
- callitris calcarata
- california white fir
- calcium bicarbonate
- calandrinia ciliata
- bulbourethral gland
- bulblet bladder fern
- building department
- brush-tail porcupine
- brittle bladder fern
- british thermal unit
- british labour party
- bristly sarsparilla
- brazilian trumpeter
- bradley's spleenwort
- bougainville trench
- body plethysmograph
- bluestem wheatgrass
- blattella germanica
- blackbody radiation
- black-body radiation
- black-and-tan terrier
- black root rot fungus
- bethlehem ephrathah
- beta blocker eyedrop
- battle of port arthur
- battle of bunker hill
- battle of austerlitz
- bastard lignum vitae
- basal metabolic rate
- bartolomeo vanzetti
- bartolomeo prignano
- bartolomeo eustachi
- bartholomew roberts
- bacillary dysentery
- bachelor of theology
- bachelor of divinity
- automobile industry
- autoclaved concrete
- australian language
- australian chestnut
- atrial septal defect
- atrial fibrillation
- atlantic white cedar
- atlantic tripletail
- astroloma humifusum
- asterid dicot family
- asclepias incarnata
- arytenoid cartilage
- artium baccalaurens
- artificial language
- articulatory system
- article of furniture
- arthur james balfour
- arterial blood gases
- arteria ophthalmica
- arteria ethmoidalis
- arteria auricularis
- armillaria caligata
- aristotelia serrata
- aristolochia durior
- arisaema triphyllum
- arches national park
- application program
- appendicular artery
- apatetic coloration
- anticonvulsant drug
- anterior facial vein
- antarctic peninsula
- anselm of canterbury
- anomalopteryx oweni
- angelica sylvestris
- analytical geometry
- anacyclus pyrethrum
- american water ouzel
- american twinflower
- american labor party
- alveolar resorption
- alsophila pometaria
- aleurites moluccana
- alcohol thermometer
- alaska standard time
- alan mathison turing
- aframomum melegueta
- aegilops triuncalis
- admiralty mountains
- adenium multiflorum
- acute kidney failure
- acer pseudoplatanus
- accounts receivable
- abdominal breathing
