17-Letter Words Containing: S,T,I,C
(In Any Order)
There are 417 17 letter words,
808 17 letter phrases and
0 17 letter abbr's with
S,T,I,C in.
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| Word | Save | Length | Usage | Points | Type | ||
|---|---|---|---|---|---|---|---|
We couldn't find any valid Scrabble US words with a length of 17. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US! | |||||||
All 17 Letter Words
Words (417)
- conversationalist
- counterinsurgency
- misidentification
- transcendentalism
- superconductivity
- conscientiousness
- electroconvulsive
- constitutionality
- deconstructionist
- reconstructionist
- reconstructionism
- transcendentalist
- psycholinguistics
- materialistically
- inconsequentially
- electrostatically
- consubstantiation
- compartmentalised
- cardiorespiratory
- multidisciplinary
- psychotherapeutic
- probabilistically
- interdisciplinary
- viscoelasticities
- vasoconstrictions
- unsophistications
- underachievements
- unconscionability
- unchangeabilities
- unacceptabilities
- ultraconservatism
- triboluminescence
- transthoracically
- transdisciplinary
- transcriptionists
- transcriptionally
- thrombocytopenias
- thermoluminescent
- thermodynamicists
- thermochemistries
- teleconferencings
- technicalizations
- symptomatological
- symmetricalnesses
- susceptiblenesses
- superspeculations
- superromanticisms
- superplasticities
- superminicomputer
- superintendencies
- superintellectual
- superfecundations
- supercorporations
- superconservative
- supercivilization
- subjectivizations
- subclassification
- subcategorization
- structuralization
- straitlacednesses
- straightjacketing
- stereospecificity
- stereomicroscopic
- stereomicroscopes
- stereochemistries
- spectroscopically
- spectrohelioscope
- spectroheliograph
- spectroheliograms
- sesquicentennials
- sesquicentenaries
- semidomestication
- semidocumentaries
- semiautomatically
- saccharifications
- revascularization
- restrictivenesses
- resolidifications
- reproducibilities
- recrystallization
- reconcilabilities
- recognizabilities
- reclassifications
- recentralizations
- recapitalizations
- rationalistically
- radioisotopically
- quatercentenaries
- quadricentennials
- pyroelectricities
- punctiliousnesses
- psychosomatically
- psychosexualities
- psychopathologist
- psychopathologies
- provocativenesses
- prequalifications
- preincorporations
- precipitousnesses
- precipitatenesses
- precipitantnesses
- precertifications
- practicablenesses
- postresurrections
- polycondensations
- politicalizations
- pithecanthropines
- picturesquenesses
- pictorializations
- phytosociological
- photojournalistic
- photoduplications
- photodissociation
- photodissociating
- photocompositions
- photocoagulations
- pharmacotherapies
- pharmacognostical
- persnicketinesses
- perfunctorinesses
- paternalistically
- parasitologically
- parapsychologists
- oversubscriptions
- oversophisticated
- overprescriptions
- overorchestrating
- overconscientious
- overcompensations
- orthopsychiatrist
- orthopsychiatries
- opportunistically
- obstructivenesses
- nullificationists
- nucleophilicities
- nonproductiveness
- nonparticipations
- nonmathematicians
- nonmanufacturings
- nonecclesiastical
- nondiscriminatory
- nondiscrimination
- noncooperationist
- noncontradictions
- noncontemporaries
- nonconstitutional
- nonconfrontations
- noncommunications
- neuropsychologist
- neuropsychiatrist
- neuropsychiatries
- necessitousnesses
- necessitarianisms
- nationalistically
- municipalizations
- multiculturalisms
- monosyllabicities
- monospecificities
- mistranscriptions
- mispronunciations
- miscommunications
- misclassification
- mischaracterizing
- microvasculatures
- microseismicities
- microphotometries
- micromanipulators
- microinstructions
- microenvironments
- microencapsulates
- microencapsulated
- microdensitometry
- microdensitometer
- microcirculations
- microcalorimeters
- metapsychological
- merchantabilities
- mechanoreceptions
- magnetostrictions
- magnetoresistance
- macroinstructions
- isoelectronically
- introspectionists
- introspectionisms
- intersubjectivity
- intersubjectively
- interdependencies
- intercorrelations
- intercommunicates
- intercalibrations
- interassociations
- intellectualizers
- intellectualities
- intellectualistic
- insurrectionaries
- instructivenesses
- inscrutablenesses
- inextricabilities
- inexplicabilities
- ineradicabilities
- ineffectualnesses
- ineffectivenesses
- ineffaceabilities
- indiscriminations
- indefectibilities
- incorrigibilities
- incompatibilities
- incomparabilities
- incalculabilities
- inapplicabilities
- inaccessibilities
- implicativenesses
- imperialistically
- immunogeneticists
- immunofluorescent
- immunocompetences
- immunochemistries
- illusionistically
- idiosyncratically
- hypophysectomizes
- hyperreactivities
- historiographical
- histopathological
- hemochromatosises
- handcraftsmanship
- grammaticalnesses
- fictionalizations
- fantasticalnesses
- exchangeabilities
- exceptionalnesses
- ethnomusicologist
- ethnomusicologies
- ethnocentricities
- epistemologically
- electrophysiology
- electromagnetisms
- electrodepositing
- distractibilities
- distinctivenesses
- disrespectfulness
- disrespectability
- disqualifications
- disfranchisements
- discombobulations
- directionlessness
- dihydroxyacetones
- dictatorialnesses
- dichotomousnesses
- diastereoisomeric
- deterministically
- destructivenesses
- destructibilities
- descriptivenesses
- depoliticizations
- denuclearizations
- dehumidifications
- decomposabilities
- declassifications
- decentralizations
- cytotechnologists
- cytomegaloviruses
- crystallographies
- cryptocrystalline
- cryopreservations
- crashworthinesses
- countertraditions
- counterterrorists
- counterterrorisms
- countertendencies
- countersuggestion
- counterstrategist
- counterstrategies
- countersignatures
- counterscientific
- counterquestioned
- counteroffensives
- counterinsurgents
- counterinfluences
- counterincentives
- counterhypothesis
- counterguerrillas
- counterespionages
- counterculturists
- countercriticisms
- counterconspiracy
- countercomplaints
- counteraggression
- counteraccusation
- coproprietorships
- copolymerizations
- cooperativenesses
- convertiblenesses
- conventionalities
- controversialists
- controversialisms
- controllabilities
- contraindications
- contradistinctive
- contractibilities
- contentiousnesses
- contemptibilities
- contemporaneities
- containerizations
- containerisations
- consideratenesses
- consequentialness
- consecutivenesses
- confrontationists
- confidentialities
- compressibilities
- complicatednesses
- complementarities
- complementariness
- competitivenesses
- compartmentations
- compartmentalizes
- compartmentalises
- comparativenesses
- communitarianisms
- communicabilities
- collectivizations
- collaborationists
- collaborationisms
- coadministrations
- clandestinenesses
- circumstantiating
- circumstantiality
- circumnavigations
- circumambulations
- chymotrypsinogens
- chromolithographs
- chorioallantoides
- cholecystectomies
- chemotherapeutics
- chemoautotrophies
- characterizations
- carcinogenicities
- carboxypeptidases
- biomathematicians
- biogeochemistries
- bacteriorhodopsin
- autointoxications
- arteriosclerotics
- archconservatives
- approachabilities
- antischizophrenic
- antischizophrenia
- antireductionists
- antireductionisms
- antimiscegenation
- anticonservations
- anticommercialism
- anthropocentrisms
- acquisitivenesses
- acquaintanceships
- acetylsalicylates
- accommodativeness
- accommodationists
- unsympathetically
- uncontroversially
- uncompetitiveness
- ultraconservative
- triskaidekaphobic
- tracheobronchitis
- supernaturalistic
- superintelligence
- self-mortification
- self-justification
- self-incrimination
- self-gratification
- self-contradictory
- self-contradiction
- self-contemplation
- sanctimoniousness
- physiotherapeutic
- pericementoclasia
- particularisation
- objectionableness
- nonphotosynthetic
- nonaccomplishment
- non-discrimination
- mass-spectrometric
- leukoencephalitis
- introspectiveness
- indestructibility
- inconsiderateness
- incompressibility
- impracticableness
- hypophysectomized
- hypophysectomised
- encephalomyelitis
- electrodeposition
- desynchronization
- desynchronisation
- decriminalisation
- deconstructionism
- countersubversion
- contradistinguish
- contradistinction
- contradictoriness
- contemplativeness
- constitutionalize
- constitutionalist
- constitutionalism
- constitutionalise
- conscience-smitten
- congregationalist
- congregationalism
- conceptualisation
- comprehensibility
- complimentariness
- compassionateness
- communicativeness
- commercialisation
- cerebromeningitis
- australopithecine
- anachronistically
Phrases (808)
- wisteria chinensis
- windsor spectacles
- william strickland
- water conservation
- verbal description
- undescended testis
- tursiops truncatus
- trichechus manatus
- transducing vector
- toxotes jaculatrix
- timeless existence
- theological system
- television channel
- taxodium distichum
- suricata suricatta
- subphylum craniata
- suborder mysticeti
- subatomic particle
- street credibility
- storage allocation
- steering mechanism
- special assessment
- sodium bicarbonate
- social intercourse
- silvia atricapilla
- sildenafil citrate
- siamese connection
- shuttle helicopter
- sex characteristic
- serial publication
- semiconductor unit
- secretarial school
- sebastian vizcaino
- scolopax rusticola
- sanitary condition
- salvadoran capital
- rubus occidentalis
- richard morris hunt
- restriction enzyme
- republic of austria
- religious doctrine
- reduction division
- reconstruction era
- python reticulatus
- private instructor
- president coolidge
- pragmatic sanction
- popularity contest
- plastering machine
- physical condition
- pennisetum glaucum
- peace of westphalia
- pathological state
- origanum dictamnus
- orientation course
- order ornithischia
- optical instrument
- occupation license
- noctiluca miliaris
- national socialist
- myristica fragrans
- mutually exclusive
- musical instrument
- moving-picture show
- miniature pinscher
- miguel de cervantes
- medical specialist
- matthias schleiden
- matricaria oreades
- literary criticism
- linguistic context
- legislative branch
- larix occidentalis
- landscape painting
- lacrimal secretion
- justice department
- joint-stock company
- jacques tatischeff
- investment company
- internal secretion
- intercostal artery
- instrumental music
- infectious disease
- industrial process
- independent clause
- incompetent person
- ideographic script
- horizontal section
- hexadecimal system
- heinrich von kleist
- genus strepsiceros
- genus echinocactus
- genus dryopithecus
- genus dactylorhiza
- genus callistephus
- genus aristolochia
- genus acridotheres
- financial forecast
- feast of dedication
- fashion collection
- family zosteraceae
- family stichaeidae
- family secotiaceae
- euclid's third axiom
- euclid's fifth axiom
- esprit de l'escalier
- erithacus svecicus
- erithacus rubecola
- epipactis gigantea
- epidemic parotitis
- electrostatic unit
- electrostatic bond
- electric discharge
- election threshold
- ejective consonant
- east-west direction
- disorderly conduct
- discussion section
- diodon holocanthus
- diastolic pressure
- diagnostic program
- desperate criminal
- damaliscus lunatus
- cylinder separator
- cult of personality
- cucurbita moschata
- crookes radiometer
- critical appraisal
- cristoforo colombo
- corporate investor
- coriandrum sativum
- contact dermatitis
- consonant mutation
- conservative party
- condensing turbine
- condensation trail
- compromise verdict
- compact-disk burner
- colloidal solution
- clive staples lewis
- claude levi-strauss
- civil rights leader
- city of westminster
- citrullus vulgaris
- christopher carson
- chinese revolution
- cheiranthus cheiri
- cheilanthes lanosa
- charles f. kettering
- cetorhinus maximus
- certhia familiaris
- center of immersion
- cautious statement
- catskill mountains
- castilian language
- cartilaginous tube
- capital of suriname
- capital of sri lanka
- capital of slovakia
- capital of pakistan
- capital of nebraska
- capital of missouri
- capital of malaysia
- capital of illinois
- capital of botswana
- capital of barbados
- capital of arkansas
- camelus bactrianus
- cambrian mountains
- calycanthus family
- by artificial means
- buttermilk biscuit
- budorcas taxicolor
- buckminster fuller
- briefcase computer
- bill of particulars
- beta vulgaris cicla
- benedict de spinoza
- balaena mysticetus
- austrian schilling
- australian capital
- athletic supporter
- association cortex
- artocarpus altilis
- arthur schlesinger
- arteria brachialis
- aqueductus cerebri
- apostolic delegate
- antipsychotic drug
- antidorcas euchore
- althea officinalis
- allegro con spirito
- agathis lanceolata
- advertising agency
- administered price
- acoustic waveguide
- acoustic impedance
- acoustic delay line
- acherontia atropos
- accipiter gentilis
- zirconium silicate
- winston s. churchill
- winchester college
- willa sibert cather
- whiskey on the rocks
- western paper birch
- western chimpanzee
- wasserman reaction
- vincent's infection
- victor francis hess
- venture capitalist
- venture capitalism
- vena intercostalis
- us military academy
- urethral sphincter
- unilateral descent
- ultraviolet source
- ulcerative colitis
- tympanuchus cupido
- truncus pulmonalis
- triple-crown season
- triphosphoric acid
- trifid beggar-ticks
- traumatic epilepsy
- transvaal province
- tragulus javanicus
- townsendia exscapa
- tourist attraction
- topical anesthetic
- topical anesthesia
- tonkin cane ski pole
- tickseed sunflower
- thuja occidentalis
- threshold function
- thomas chippendale
- thielavia basicola
- thermal resistance
- thaddeus kosciusko
- teucrium canadense
- telegraphic signal
- technical sergeant
- technical analysis
- taxodium ascendens
- tax-exempt security
- talinum spinescens
- taking into custody
- tadeusz reichstein
- syringa reticulata
- synthetic thinking
- synthetic language
- syntactic category
- synaptomys cooperi
- sympathetic strike
- sweet unicorn plant
- swampy beggar-ticks
- swallow-tailed coat
- surgical operation
- subularia aquatica
- substitution class
- subscription right
- subphylum tunicata
- subordinate clause
- subclass teleostei
- subclass asteridae
- strong interaction
- strix occidentalis
- stone mimicry plant
- stockinette stitch
- stock-index futures
- stochastic process
- stinking chamomile
- steering committee
- status epilepticus
- status asthmaticus
- statistical method
- station of the cross
- static electricity
- standing committee
- st. francis of assisi
- squirting cucumber
- squirrel-cage motor
- spotted cranesbill
- spinal anaesthetic
- spherical triangle
- spherical geometry
- speech synthesizer
- special relativity
- spare-time activity
- spaghetti junction
- sound reproduction
- somatic chromosome
- solid-state physics
- sixth cranial nerve
- sitta carolinensis
- sir thomas lawrence
- since a long time ago
- simon the canaanite
- silver certificate
- significant figure
- side-striped jackal
- side curtain airbag
- sibilant consonant
- shovelnose catfish
- shotgun microphone
- sexual intercourse
- service department
- senna occidentalis
- semidetached house
- semi-precious stone
- semi-detached house
- securities analyst
- second law of motion
- scripting language
- screwbean mesquite
- scottish lowlander
- scottish highlands
- scottish deerhound
- scotch malt whiskey
- sclerotium disease
- science laboratory
- sciaena antarctica
- school of dentistry
- scentless camomile
- scartella cristata
- scarlet fritillary
- satellite receiver
- sarcostemma acidum
- sao thome e principe
- saint ignatius' itch
- saint francis river
- rudbeckia serotina
- rotating mechanism
- robotics equipment
- right to due process
- rhizoctinia solani
- rheumatic aortitis
- reverse stock split
- resurrection plant
- restrictive clause
- respiratory center
- resonating chamber
- resistance furnace
- resident physician
- republic of tunisia
- republic of estonia
- red-shafted flicker
- red silk-cotton tree
- reach one's nostrils
- rattlesnake orchid
- radius of curvature
- radical mastectomy
- radiation sickness
- racial segregation
- quercus myrtifolia
- psychotropic agent
- psittacula krameri
- pseudometric space
- proteosome vaccine
- prosciutto di parma
- progressive aspect
- process of monition
- pristis pectinatus
- prism spectroscope
- prickly pear cactus
- president mckinley
- president buchanan
- present participle
- predicate calculus
- practical politics
- potassium chloride
- potassium chlorate
- posterior synechia
- positively charged
- positive economics
- polytropic process
- political prisoner
- podocarpus spicata
- podiceps cristatus
- plexus myentericus
- plethodon cinereus
- plecotus townsendi
- platichthys flesus
- plains pocket mouse
- pistacia lentiscus
- piscidia erythrina
- pilotless aircraft
- piece de resistance
- phytolacca acinosa
- physics laboratory
- physics department
- physical therapist
- physical education
- physical chemistry
- perodicticus potto
- pericallis cruenta
- percussion section
- penstemon rupicola
- pennsylvania dutch
- pedestrian traffic
- pectoral sandpiper
- pathologic process
- passive resistance
- paspalum distichum
- parus atricapillus
- particular baptist
- pandanus tectorius
- oxalis corniculata
- ovalipes ocellatus
- osteogenic sarcoma
- orthodontic braces
- organic fertiliser
- order ostracodermi
- order ictodosauria
- order chytridiales
- orchis spectabilis
- orchidaceous plant
- optical crown glass
- ophrys insectifera
- offsetting balance
- offensive activity
- nurse practitioner
- nuisance abatement
- nonfictional prose
- nocturnal emission
- nicotine poisoning
- nephrotic syndrome
- national socialism
- national insurance
- nancy witcher astor
- myotonic dystrophy
- myosotis sylvatica
- musical perception
- music of the spheres
- musculus trapezius
- musculus sartorius
- muscle contraction
- multiple sclerosis
- motion-picture show
- morlett's crocodile
- monstera deliciosa
- molecular genetics
- minister of finance
- mid-atlantic states
- microwave spectrum
- mexican husk tomato
- metaplastic anemia
- metabolic disorder
- metabolic acidosis
- mental disturbance
- melancholy thistle
- medical instrument
- mathematical space
- master of education
- mass spectroscopic
- marketing research
- maritime provinces
- manchester terrier
- magnetic resonance
- magnetic intensity
- macropus giganteus
- lysine intolerance
- lushunkou district
- luminescent screen
- lubricating system
- lotus corniculatus
- lonicera xylosteum
- logical positivist
- logical positivism
- locusta migratoria
- lockstitch machine
- lithocarpus glabra
- lithocarpus glaber
- linguistic process
- linear perspective
- lenticular nucleus
- left gastric artery
- lathyrus japonicus
- lansium domesticum
- lane's prince albert
- lactase deficiency
- lacrimal apparatus
- kyphosus sectatrix
- klemens metternich
- karl von clausewitz
- justice of the peace
- juncus articulatus
- japanese tree lilac
- jan christian smuts
- james iv of scotland
- ixodes persulcatus
- isosmotic solution
- isosceles triangle
- isometric exercise
- isaac merrit singer
- iresine reticulata
- involuntary muscle
- interstellar space
- intersection point
- interior secretary
- intercostal muscle
- intensive care unit
- instruction manual
- instinctive reflex
- installment credit
- inflatable cushion
- indus civilization
- indirect discourse
- incidental expense
- impatiens capensis
- ignatius of antioch
- idiopathic disease
- icterus neonatorum
- hypoplastic anemia
- hypogastric plexus
- hypogastric artery
- hyoscyamus muticus
- huntington's chorea
- house of correction
- hospital occupancy
- horizontal surface
- homopterous insect
- historical present
- histamine headache
- hispid pocket mouse
- hibiscus tiliaceus
- hibiscus mutabilis
- hibiscus moschatus
- hemorrhagic stroke
- hemipterous insect
- hemianopic scotoma
- hans christian gram
- haliatus albicilla
- gymnastic exercise
- greater stitchwort
- graminaceous plant
- gleditsia aquatica
- geothlypis trichas
- genus zantedeschia
- genus vincetoxicum
- genus verticillium
- genus velociraptor
- genus tubercularia
- genus triplochiton
- genus trichostigma
- genus trichophyton
- genus tradescantia
- genus trachipterus
- genus thiobacillus
- genus tamiasciurus
- genus stercorarius
- genus sivapithecus
- genus scutigerella
- genus rhyncostylis
- genus rhyacotriton
- genus psettichthys
- genus plectorrhiza
- genus platymiscium
- genus perodicticus
- genus paralichthys
- genus opisthocomus
- genus neurotrichus
- genus microstrobos
- genus microcentrum
- genus mesocricetus
- genus menticirrhus
- genus limnocryptes
- genus lecanopteris
- genus ichthyostega
- genus eucinostomus
- genus eschrichtius
- genus dictostylium
- genus chimonanthus
- genus chamaecrista
- genus chalcostigma
- genus ceratopteris
- genus centrolobium
- genus brachystegia
- genus brachychiton
- genus blastocladia
- genus architeuthis
- genus arceuthobium
- genus acanthisitta
- geneva conventions
- genetic psychology
- genetic counseling
- general anesthetic
- galtonia candicans
- galilean telescope
- fusanus acuminatus
- friedreich's ataxia
- fraxinus cuspidata
- francis peyton rous
- fractional process
- forensic pathology
- florest's cineraria
- flittering scotoma
- fistulina hepatica
- first cranial nerve
- fire control system
- fashion consultant
- family styracaceae
- family sarcoptidae
- family santalaceae
- family psittacidae
- family psilotaceae
- family ostraciidae
- family nostocaceae
- family hystricidae
- family geastraceae
- extended time scale
- eutamius sibiricus
- eutamius asiaticus
- euclid's first axiom
- established church
- eragrostis curvula
- equipment casualty
- ensete ventricosum
- english concertina
- encyclia tampensis
- electronic scanner
- electronic drum set
- elasticity of shear
- edith louisa cavell
- echinus esculentus
- echeneis naucrates
- ecclesiastical law
- eastern cottontail
- eastern chinquapin
- eastern chimpanzee
- dust contamination
- domestic terrorism
- distributive shock
- displaced fracture
- disciples of christ
- direct-grant school
- diplomatic service
- diplomatic mission
- diatomaceous earth
- dianthus chinensis
- descriptive clause
- department of music
- dental orthopedics
- dasyatis centroura
- dactylopius coccus
- dactylis glomerata
- cytologic specimen
- cytesis proliferus
- cyathea medullaris
- cultural diffusion
- cultivated parsnip
- crystallized honey
- crystallized fruit
- crystal oscillator
- crystal microphone
- critical apparatus
- creeping soft grass
- creeping bentgrass
- creatine phosphate
- crataegus coccinea
- crab-eating opossum
- cotinus americanus
- costoaxillary vein
- cost-pull inflation
- cost-of-living index
- cosmetic dentistry
- corps diplomatique
- cornus stolonifera
- cornell university
- coreopsis maritima
- coreopsis gigantea
- conversation piece
- contagious disease
- consulting service
- consulting company
- constructive trust
- constructive fraud
- construction paper
- constructed script
- constitution state
- constant-width font
- conjunctival veins
- conjugate solution
- congenital disease
- condylura cristata
- conduction aphasia
- computer scientist
- composite material
- common spindle tree
- commodities market
- coitus interruptus
- coastal rein orchid
- coastal diving bird
- clydesdale terrier
- closed corporation
- clockwise rotation
- clitocybe clavipes
- clintonia borealis
- clianthus puniceus
- clianthus formosus
- clematis tangutica
- clematis lasiantha
- clematis baldwinii
- class tiliomycetes
- class osteichthyes
- class mastigophora
- cladistic analysis
- civil rights worker
- citizens committee
- citellus lateralis
- cirrostratus cloud
- circulatory system
- chunga burmeisteri
- chronic bronchitis
- chrome-nickel steel
- christmas stocking
- christian theology
- christian religion
- christiaan huygens
- christiaan eijkman
- chlamydia psittaci
- chimaera monstrosa
- chilean strawberry
- chenopodium botrys
- chemical terrorism
- chemical substance
- charles martin hall
- chambered nautilus
- cetraria islandica
- ceratitis capitata
- centropus sinensis
- centre of immersion
- centaurea scabiosa
- censitary suffrage
- celestial latitude
- celestial guidance
- caudal anaesthesia
- caucasus mountains
- catalpa bignioides
- cat scratch disease
- castration anxiety
- castilleja miniata
- cassia fasciculata
- cartilaginous fish
- carpobrotus edulis
- carnot's ideal cycle
- carl von clausewitz
- carl august nielsen
- carbonation system
- capitalist economy
- capital punishment
- candied citrus peel
- calidris melanotos
- cabernet sauvignon
- business executive
- business deduction
- business community
- bungarus fasciatus
- broca's convolution
- british west africa
- british empiricism
- british east africa
- bouteloua gracilis
- bicarbonate of soda
- basal placentation
- baptistic doctrine
- baptisia tinctoria
- ballistic pendulum
- bacillus anthracis
- augustinian canons
- atrophic arthritis
- atmospheric static
- astragalus danicus
- asterid dicot genus
- aster ptarmicoides
- association theory
- asplenium ceterach
- asperula tinctoria
- asclepias tuberosa
- asclepias exaltata
- ascii character set
- ascension of christ
- as luck would have it
- arterial sclerosis
- arteria lacrimalis
- artemis spinescens
- aristotelian logic
- ardisia paniculata
- ardea occidentalis
- archeological site
- arbitration clause
- apothecaries' pound
- apothecaries' ounce
- anthemis tinctoria
- angiopteris evecta
- anaphylactic shock
- american star grass
- american mistletoe
- american mastodont
- alstonia scholaris
- alcaeus of mytilene
- agastache mexicana
- affective disorder
- actitis hypoleucos
- actinic dermatitis
- acrostichum aureum
- acoustic reactance
- acid-base indicator
- absolute viscosity
