15-Letter Words Containing: I,D,I,A
(In Any Order)
There are 686 15 letter words,
616 15 letter phrases and
0 15 letter abbr's with
I,D,I,A in.
Best Scoring for Word Games
| Word | Save | Length | Usage | Points | Type | ||
|---|---|---|---|---|---|---|---|
| benzodiazepines | 15 | 38 | nounn | ||||
noun • any of several similar lipophilic amines used as tranquilizers or sedatives or hypnotics or muscle relaxants; chronic use can lead to dependency | |||||||
| extrajudicially | 15 | 35 | adverbadv | ||||
Valid word for Scrabble US
| |||||||
| azidothymidines | 15 | 34 | nounn | ||||
Valid word for Scrabble US
| |||||||
| chlorothiazides | 15 | 33 | noun, adjectiven, adj | ||||
noun • a diuretic drug (trade name Diuril) used in the treatment of edema and hypertension | |||||||
| overspecialized | 15 | 32 | adjectiveadj | ||||
verb • To specialize to an excessive degree. | |||||||
| demisemiquavers | 15 | 32 | nounn | ||||
noun • a musical note having the time value of a thirty-second of a whole note | |||||||
| overcapitalized | 15 | 32 | adjectiveadj | ||||
verb • estimate the capital value of (a company) at an unreasonably or unlawfully high level • overestimate the market value of • capitalize beyond what the business or the profit-making prospects warrant | |||||||
| desexualization | 15 | 32 | nounn | ||||
Valid word for Scrabble US
| |||||||
| dichotomization | 15 | 32 | nounn | ||||
noun • the act of dividing into two sharply different categories | |||||||
| overdramatizing | 15 | 31 | verbv | ||||
verb • To dramatize to excess; to make overdramatic. | |||||||
| or scroll down to see all results... | |||||||
Tip: Scrabble EU allows far more words than US! Also change the max length to see more words. | |||||||
All 15 Letter Words
Words (686)
- confidentiality
- extraordinarily
- unconditionally
- insubordination
- dissatisfaction
- notwithstanding
- decontamination
- unsophisticated
- disenfranchised
- differentiation
- democratization
- contraindicated
- indemnification
- dolichocephalic
- desensitization
- sadomasochistic
- differentiating
- standardization
- diversification
- individualistic
- destabilization
- distinguishable
- disappointingly
- disorganization
- discontinuation
- overspecialized
- disarticulation
- dematerializing
- decontaminating
- prestidigitator
- omnidirectional
- lackadaisically
- jurisprudential
- inconsideration
- reconsideration
- misappropriated
- inconsiderately
- epidemiological
- dispassionately
- sentimentalized
- overdramatizing
- diphenhydramine
- indetermination
- hermaphroditism
- disproportional
- detribalization
- demonstrability
- acetophenetidin
- ultrafastidious
- traditionalizes
- traditionalists
- territorialized
- sophisticatedly
- solitudinarians
- solidifications
- sensationalized
- rudimentariness
- respiritualized
- reindustrialize
- refundabilities
- reaccreditation
- radiometrically
- radicalizations
- predestinarians
- occidentalizing
- nonintimidating
- nonconfidential
- noncertificated
- modifiabilities
- misapprehending
- melodramatizing
- maldistribution
- maladministered
- latitudinarians
- interstratified
- interdivisional
- interdigitation
- industrializing
- industrialising
- indubitableness
- indomitableness
- individualizing
- individualities
- individualising
- indeterminacies
- imponderability
- immunodiagnosis
- immediatenesses
- hyperfastidious
- hydrobiological
- harpsichordists
- foreordinations
- educationalists
- dithiocarbamate
- distinguishably
- dissimilarities
- disorientations
- disinclinations
- dishearteningly
- disestablishing
- disequilibrated
- disenchantingly
- disembarrassing
- discontinuances
- disarticulating
- disapprobations
- disappointments
- disambiguations
- disaffiliations
- diastereoisomer
- dialectologists
- detectabilities
- despiritualizes
- despiritualized
- desacralization
- derivatizations
- denazifications
- demystification
- demobilizations
- demisemiquavers
- deindustrialize
- dehumanizations
- decriminalizing
- decolonizations
- decertification
- deacidification
- contraindicates
- clandestinities
- circumnavigated
- biodegradations
- bidirectionally
- benzodiazepines
- antiderivatives
- antiaphrodisiac
- aminopeptidases
- administrations
- adjustabilities
- redetermination
- radioprotection
- inadmissibility
- vasodilatations
- valetudinarians
- upgradabilities
- untraditionally
- unmitigatedness
- underinflations
- underestimating
- underactivities
- unanticipatedly
- trichomonacides
- trichomonacidal
- traditionalized
- traditionalisms
- superindividual
- subinfeudations
- spreadabilities
- solderabilities
- sentimentalised
- sensationalised
- semicylindrical
- rigidifications
- repudiationists
- remediabilities
- reduplicatively
- redistillations
- redintegrations
- reconsolidating
- recodifications
- radiotherapists
- radiotelemetric
- radiostrontiums
- radioprotective
- radiochemically
- radiobiologists
- radiobiological
- radioactivities
- quadruplicities
- quadruplication
- quadruplicating
- proletarianized
- proletarianised
- prepresidential
- premodification
- prejudicialness
- predestinations
- postirradiation
- platitudinously
- platitudinizing
- platinocyanides
- pinealectomized
- photooxidations
- photodissociate
- philanthropoids
- perdurabilities
- overopinionated
- overmedications
- overcapitalized
- overadvertising
- opinionatedness
- noninsecticidal
- nonhospitalized
- nonadditivities
- niggardlinesses
- multidivisional
- microradiograph
- melodramatising
- mastoidectomies
- lymphadenitises
- intermodulation
- intermediations
- interindividual
- intergradations
- interdigitating
- insubordinately
- ineradicability
- ineducabilities
- indoctrinations
- indisciplinable
- indigenizations
- indeterminately
- indefinableness
- indefeasibility
- incoordinations
- immunodiagnoses
- idiomaticnesses
- identifications
- identicalnesses
- hyperlipidemias
- hydrodynamicist
- humidifications
- hexosaminidases
- formidabilities
- federalizations
- extrudabilities
- extrajudicially
- extendabilities
- expendabilities
- expandabilities
- excludabilities
- eudiometrically
- endoparasitisms
- electrodialytic
- electrodialysis
- dyslogistically
- dorsiventrality
- dolomitizations
- dithyrambically
- distractibility
- disposabilities
- disintoxication
- disintoxicating
- disintegrations
- disinheritances
- disinformations
- disinflationary
- disinfestations
- disequilibrates
- disenfranchises
- disembarkations
- discriminations
- disconsolations
- disciplinarians
- disassociations
- disaggregations
- disaccharidases
- dimenhydrinates
- digitalizations
- diffractometric
- dictatorialness
- diastrophically
- dialectological
- devitrification
- detoxifications
- deterrabilities
- detachabilities
- desulfurization
- desexualization
- desalinizations
- depolarizations
- depigmentations
- depersonalizing
- dependabilities
- denitrification
- denationalizing
- demoralizations
- demonetizations
- delocalizations
- delegitimations
- delectabilities
- deglamorization
- defibrillations
- defeminizations
- defeasibilities
- decomposability
- decolorizations
- decimalizations
- dechlorinations
- decasualization
- decarburization
- damageabilities
- creditabilities
- contradictories
- commodification
- codifiabilities
- codetermination
- chlorothiazides
- bowdlerizations
- bioremediations
- bidialectalisms
- bastardizations
- azidothymidines
- antitraditional
- antiradicalisms
- antieducational
- amphidiploidies
- ambidexterities
- affordabilities
- aerodynamicists
- admissibilities
- underestimation
- platitudinarian
- oligosaccharide
- oligodendroglia
- ideographically
- hypochondriasis
- dissatisfactory
- disreputability
- dichotomization
- diagonalization
- desertification
- demagnetization
- dedifferentiate
- decalcification
- contradictorily
- basidiomycetous
- decaffeinations
- antidepressions
- vindicativeness
- vindicabilities
- vicissitudinary
- utilitarianized
- utilitarianised
- unspiritualized
- unspiritualised
- unsatisfiedness
- unreadabilities
- unqualifiedness
- unpremeditation
- unidiomatically
- undomesticating
- undisciplinable
- undisappointing
- undetermination
- undercapitalize
- undercapitalise
- unchristianized
- unchristianised
- tyndallimetries
- triiodomethanes
- translucidities
- traditionalises
- traditionalised
- tintinnabulated
- testimonialized
- testimonialised
- territorialised
- superordinating
- superficialized
- superficialised
- superadditional
- sulphanilamides
- substantialized
- substantialised
- subminiaturized
- subminiaturised
- spheroidization
- spheroidisation
- sphaerosiderite
- sinistrodextral
- simplicidentate
- sherardizations
- sherardisations
- scrimshandering
- scratchbuilding
- scandalizations
- scandalisations
- sacerdotalizing
- sacerdotalising
- roundaboutility
- respiritualised
- respectabilized
- respectabilised
- reindustrialise
- redeemabilities
- reconsolidation
- radiosensitizes
- radiosensitized
- radiosensitises
- radiosensitised
- radioscopically
- radiophonically
- radiolocational
- radiogoniometer
- radioactivation
- radioactivating
- radicalisations
- quodlibetically
- quodlibetarians
- quadrivalencies
- quadripartition
- quadringenaries
- pyramidologists
- pseudepigraphic
- prudentialities
- primordialities
- predicabilities
- predesignations
- ponderabilities
- platitudinizers
- platitudinising
- platitudinisers
- pinealectomised
- perissodactylic
- periodontically
- pedestrianizing
- pedestrianising
- overspecialised
- overdramatising
- overcapitalised
- ornithodelphian
- occidentalising
- nudibranchiates
- nonhospitalised
- multithreadings
- modernistically
- middelmannetjie
- micromicrofarad
- meridionalities
- medicalizations
- medicalisations
- macadamizations
- macadamisations
- legerdemainists
- lapidifications
- knowledgability
- irredeemability
- intradermically
- ingrainednesses
- individualizers
- individualisers
- indistributable
- indiscretionary
- indigenisations
- incandescencies
- inaudiblenesses
- inadvisableness
- impassionedness
- immedicableness
- idioticalnesses
- idiosyncratical
- idiomorphically
- idiomaticalness
- icositetrahedra
- hydrogenization
- hydrogenisation
- hereditarianist
- forisfamiliated
- fideicommissary
- federalisations
- extraordinaries
- eudaemonistical
- equiponderating
- endocrinopathic
- educatabilities
- edriophthalmian
- duplicabilities
- dorsibranchiate
- dolomitisations
- documentarizing
- documentarising
- doctrinarianism
- dissociableness
- dissertationist
- disquisitionary
- disputativeness
- disputabilities
- displeasingness
- disnaturalizing
- disnaturalising
- disinvigorating
- disincorporates
- disincorporated
- disincarcerates
- disincarcerated
- disilluminating
- disharmoniously
- dishabilitation
- dishabilitating
- disforestations
- disentrainments
- discretionarily
- disconfirmation
- discommendation
- discolourations
- disciplinariums
- discapacitating
- disattributions
- disassimilative
- disassimilation
- disassimilating
- disarticulators
- disappropriates
- disappropriated
- disapplications
- disagreeability
- disaffirmations
- disaffectionate
- diplomatologies
- dimethylaniline
- digitalisations
- diffrangibility
- diffractiveness
- differentiators
- dichromaticisms
- diaphragmatitis
- diaphototropism
- diaphototropies
- diamagnetically
- dialyzabilities
- dialysabilities
- diaheliotropism
- devotionalities
- devitalizations
- devitalisations
- devalorizations
- devalorisations
- detestabilities
- determinatively
- determinability
- desulfurisation
- despiritualises
- despiritualised
- despicabilities
- desilverization
- desilverisation
- desexualisation
- desalinisations
- desacralisation
- derivatisations
- deregistrations
- depolarisations
- deplorabilities
- dephlogisticate
- depersonalising
- denitrificators
- denationalising
- demutualization
- demutualisation
- demulsification
- demoralisations
- demonetisations
- democratifiable
- demobilisations
- dematerialising
- delocalisations
- deindustrialise
- deindividuation
- dehypnotization
- dehypnotisation
- dehumanisations
- degradabilities
- deglamorisation
- degenerationist
- deformabilities
- defeminisations
- decriminalising
- decontaminative
- decolourization
- decolourisation
- decolorisations
- decolonisations
- decipherability
- decimalisations
- dechristianizes
- dechristianized
- dechristianises
- dechristianised
- deceivabilities
- decasualisation
- decarburisation
- decarbonization
- decarbonisation
- dactyliomancies
- contraindicants
- contradictively
- consideratively
- conduplications
- chondrification
- centrifugalized
- centrifugalised
- cardiographical
- calendarization
- calendarisation
- brachypinakoids
- bowdlerisations
- bastardisations
- autoschediazing
- autoschediastic
- autodidacticism
- audiometricians
- audiometrically
- attitudinizings
- attitudinisings
- attitudinarians
- astrodynamicist
- archidiaconates
- arachnoiditises
- appendicularian
- antiodontalgics
- antifederalists
- anticoincidence
- antaphrodisiacs
- altitudinarians
- adsorbabilities
- adiathermancies
- adenoidectomies
- additionalities
- acidimetrically
- accidentologies
- accidentalities
- undependability
- superordination
- straight-grained
- steatornithidae
- standardisation
- self-opinionated
- sciadopityaceae
- rhinotermitidae
- radiotelephonic
- radiomicrometer
- pinkish-lavender
- phenazopyridine
- neurodermatitis
- mastotermitidae
- manic-depressive
- mandibulofacial
- kaleidoscopical
- indisputability
- ichthyosauridae
- hyperlipoidemia
- hyperlipidaemia
- hereditarianism
- hearing-impaired
- gomphotheriidae
- gasterophilidae
- four-dimensional
- disorganisation
- diesel-hydraulic
- dichotomisation
- diagonalisation
- detribalisation
- destalinization
- destalinisation
- destabilisation
- desensitisation
- dermatomyositis
- democratisation
- demagnetisation
- delabialization
- decompositional
- decentalisation
- de-stalinization
- de-stalinisation
- cyprinodontidae
- cylindricalness
- cycadofilicales
- charadriiformes
- cercopithecidae
- basidiomycotina
- aspidophoroides
- armadillidiidae
- antheridiophore
- angiocardiogram
- acanthisittidae
- academicianship
- abdominovesical
Phrases (616)
- viewing audience
- ugandan shilling
- titanium dioxide
- suborder ophidia
- standing ovation
- spiritual domain
- solidago bicolor
- situation comedy
- sitta canadensis
- sir francis drake
- sinbad the sailor
- signaling device
- seriola dorsalis
- scorpaenoid fish
- sandwich islands
- ring-tailed lemur
- ribonucleic acid
- residential area
- religious leader
- reading material
- rabbit bandicoot
- primordial dwarf
- poitrine d'agneau
- pocket billiards
- passeriform bird
- panel discussion
- oxidation number
- outside marriage
- order crocodilia
- octanedioic acid
- numida meleagris
- national holiday
- mutatis mutandis
- musa paradisiaca
- minamata disease
- military advisor
- military adviser
- mental condition
- medulla spinalis
- medical dressing
- measuring device
- mandarin chinese
- mail-order buying
- luigi pirandello
- light adaptation
- lewisia rediviva
- leonardo da vinci
- legislative body
- kingdom of iberia
- italian sandwich
- italian dressing
- irrigation ditch
- iridaceous plant
- ionic medication
- intravenous drip
- inherited wealth
- indian blackwood
- inauguration day
- in all likelihood
- hydrocyanic acid
- horseback riding
- grand inquisitor
- genus tillandsia
- genus dipladenia
- genus aspidiotus
- fixed intonation
- federal official
- family triglidae
- family tinamidae
- family siluridae
- family neritidae
- family mytilidae
- family mugilidae
- family lophiidae
- family leporidae
- family hominidae
- family congridae
- family cinclidae
- family cicadidae
- family cardiidae
- family bufonidae
- family blattidae
- family balanidae
- family astacidae
- family artamidae
- family aphididae
- family alaudidae
- ethanedioic acid
- endurance riding
- doris may lessing
- docking facility
- district manager
- dissolving agent
- dispersing phase
- direct quotation
- dining companion
- dihydric alcohol
- digital computer
- dictionary entry
- diamond jim brady
- dialysis machine
- diagnostic assay
- definite article
- dalbergia sissoo
- czar alexander ii
- coraciiform bird
- class liliopsida
- clarified butter
- cassin's kingbird
- canadian capital
- calidris canutus
- british honduras
- bond certificate
- bedding material
- bathyal district
- bahasa indonesia
- avoirdupois unit
- auditory ossicle
- assisted suicide
- ascidian tadpole
- arteria radialis
- aristide maillol
- antianxiety drug
- annunciation day
- alluvial deposit
- airplane landing
- airedale terrier
- aircraft landing
- advisory service
- admiralty island
- additive inverse
- zoonotic disease
- x-ray diffraction
- woodsia ilvensis
- withdrawing room
- winter hardiness
- windward islands
- william bradford
- wild sarsparilla
- whitebarked pine
- white-tailed kite
- white-tailed deer
- white dipladenia
- vulcanized fiber
- vladimir nabokov
- viorna baldwinii
- viola canadensis
- venus maidenhair
- vena ethmoidalis
- vedic literature
- variorum edition
- undecylenic acid
- typhoid bacillus
- train dispatcher
- tilletia foetida
- tidewater region
- tibetan buddhism
- thanksgiving day
- teaching reading
- tax depreciation
- synapsid reptile
- sustaining pedal
- superoxide anion
- sulphanilic acid
- stinking mayweed
- stinking gladwyn
- stannic chloride
- st. kitts and nevis
- spiritual leader
- special pleading
- special delivery
- spanish tamarind
- somatic delusion
- singapore island
- signal detection
- sign of the zodiac
- sida rhombifolia
- shanghai dialect
- sergei diaghilev
- scandinavian lox
- sarda chiliensis
- sapodilla family
- sao joao de meriti
- santiago de chile
- salvia divinorum
- salt-rising bread
- salix amygdalina
- saint vitus dance
- russian dressing
- running headline
- rubia cordifolia
- rhus diversiloba
- republic of india
- relative density
- refractive index
- ready and waiting
- ratibida tagetes
- railroad station
- raffia taedigera
- radioactive dust
- radio brightness
- punitive damages
- pteris multifida
- potassium iodide
- political leader
- plasmodium vivax
- pipturus albidus
- pinus densiflora
- pin-tailed grouse
- pierre de terrail
- piedmont glacier
- pholiota flavida
- philippine cedar
- permanganic acid
- pericardial vein
- pecten irradians
- pasteurized milk
- pantothenic acid
- painted tortoise
- painted terrapin
- pacific tree toad
- oxynervonic acid
- oxaloacetic acid
- oriental studies
- organic disorder
- ordinary bicycle
- ordinary annuity
- order saurischia
- order radiolaria
- order pediculati
- order moniliales
- order cydippidea
- order actiniaria
- oncidium papilio
- oliver heaviside
- nuclear medicine
- myeloid leukemia
- mutual induction
- moses maimonides
- mordecai richler
- mitella diphylla
- miniature poodle
- mineral dressing
- millard fillmore
- military academy
- mikania scandens
- michaelmas daisy
- methacrylic acid
- meniere's disease
- medicine cabinet
- medical relation
- medical practice
- medical examiner
- medical building
- medicago echinus
- maxfield parrish
- mary ii of england
- martin heidegger
- marlene dietrich
- marguerite daisy
- manifest destiny
- manic depression
- mangifera indica
- mandibular joint
- mandarin dialect
- maleic hydrazide
- maidenhair berry
- macrobiotic diet
- lymantria dispar
- lunar time period
- luffa cylindrica
- lowland white fir
- living standards
- liturgical drama
- lilium canadense
- liliopsid family
- libidinal energy
- lepidium sativum
- leading question
- lazy daisy stitch
- latissimus dorsi
- lasiocampid moth
- larus ridibundus
- krigia dandelion
- kingfisher daisy
- kingdom animalia
- kawasaki disease
- judicial torture
- ixodes pacificus
- italian woodbine
- isthmus of darien
- island dispenser
- islamic calendar
- iris pseudacorus
- internal auditor
- industrial union
- industrial plant
- industrial music
- induced abortion
- indirect antonym
- indian tick fever
- indian rattlebox
- indian coral tree
- indian chocolate
- indian chieftain
- indian chickweed
- indian breadroot
- indian arrowroot
- india-rubber tree
- incidental music
- immediate memory
- idria columnaris
- idesia polycarpa
- ian douglas smith
- hyponitrous acid
- hydrobromic acid
- hudsonian godwit
- hodgkin's disease
- higher education
- high-vitamin diet
- hexanedioic acid
- heroin addiction
- heraldic bearing
- heat dissipation
- hearing disorder
- hawaiian islands
- hawaiian dancing
- hairy darling pea
- guiana highlands
- gravity gradient
- graphic designer
- gracilariid moth
- gottlieb daimler
- golden chinkapin
- glyceria grandis
- gliding bacteria
- glans clitoridis
- gibberellic acid
- giant granadilla
- gestation period
- genus scardinius
- genus piptadenia
- genus magicicada
- genus indigofera
- genus hippodamia
- genus gliricidia
- genus gaillardia
- genus flindersia
- genus dipteronia
- genus diplotaxis
- genus bairdiella
- genus aspidistra
- general medicine
- garden symphilid
- friendship plant
- friendly islands
- french indochina
- flying drainpipe
- fluosilicic acid
- fluoroboric acid
- flotation device
- flight indicator
- five-star admiral
- first-aid station
- first derivative
- fire-bellied toad
- fifty dollar bill
- fielding average
- ferrocyanic acid
- ferricyanic acid
- feedback circuit
- federal district
- fashion industry
- fashion designer
- family zoarcidae
- family ziphiidae
- family zapodidae
- family xiphiidae
- family xenicidae
- family viperidae
- family veneridae
- family varanidae
- family unionidae
- family tytonidae
- family tupaiidae
- family triopidae
- family triakidae
- family toxotidae
- family tipulidae
- family thripidae
- family tethyidae
- family tarsiidae
- family tapiridae
- family taeniidae
- family tabanidae
- family sylviidae
- family sturnidae
- family strigidae
- family squalidae
- family sphecidae
- family soricidae
- family solenidae
- family sisyridae
- family sirenidae
- family sciuridae
- family scincidae
- family sciaridae
- family satyridae
- family pyralidae
- family pulicidae
- family pteriidae
- family psyllidae
- family proteidae
- family pristidae
- family ploceidae
- family phyllidae
- family phillidae
- family phasmidae
- family parulidae
- family paguridae
- family oxyuridae
- family otariidae
- family ostreidae
- family osmeridae
- family oriolidae
- family oniscidae
- family oestridae
- family noctuidae
- family naticidae
- family myxinidae
- family momotidae
- family mobulidae
- family meropidae
- family menuridae
- family manteidae
- family lygaeidae
- family lycosidae
- family luvaridae
- family lucanidae
- family lorisidae
- family lobotidae
- family liparidae
- family limulidae
- family limacidae
- family lepadidae
- family lemuridae
- family lampridae
- family iridaceae
- family indriidae
- family iguanidae
- family icteridae
- family ibidiidae
- family hyaenidae
- family homaridae
- family helicidae
- family gyrinidae
- family gryllidae
- family gerreidae
- family geomyidae
- family dipodidae
- family cynipidae
- family culicidae
- family cuculidae
- family corixidae
- family cobitidae
- family clupeidae
- family cimicidae
- family cichlidae
- family chermidae
- family chalcidae
- family carapidae
- family carabidae
- family caproidae
- family cancridae
- family camelidae
- family bruchidae
- family belonidae
- family atropidae
- family ascaridae
- family argasidae
- family arctiidae
- family anomiidae
- family anobiidae
- family anhimidae
- family ancylidae
- family alopiidae
- family albulidae
- family adelgidae
- family acrididae
- erythrina indica
- epidemic roseola
- epidemic myalgia
- epidemic disease
- epidemic cholera
- entoloma lividum
- eleostearic acid
- elected official
- edible sea urchin
- eastern kingbird
- dyadic operation
- dutch east indies
- duodecimal digit
- drug trafficking
- dressing station
- drag coefficient
- dominican dollar
- doing business as
- dividend warrant
- distribution law
- disciotis venosa
- disability check
- directional mike
- direct marketing
- dipsacus sativus
- diplomatic pouch
- diplomatic corps
- dining-room table
- digital arteries
- diapensia family
- diane de poitiers
- diacritical mark
- derris elliptica
- dental hygienist
- demarcation line
- decimal notation
- decimal fraction
- decanedioic acid
- daylight savings
- data input device
- daniel bernoulli
- daisy print wheel
- cynipid gall wasp
- cyclical deficit
- cushing's disease
- crotalus viridis
- cosmic radiation
- corydalis solida
- corinthian order
- cordia alliodora
- conditional sale
- colored audition
- clear liquid diet
- classified stock
- class psilopsida
- class echinoidea
- class aphasmidia
- citric acid cycle
- cistus ladanifer
- circadian rhythm
- chlorinated lime
- chicken sandwich
- caroline islands
- caribbean island
- carduelis spinus
- carbonic acid gas
- carbon disulfide
- capitol building
- canine distemper
- candida albicans
- canadian red pine
- campsis radicans
- calcium chloride
- caladium bicolor
- cadmium sulphide
- buffered aspirin
- brigit of kildare
- breathing device
- blue false indigo
- bitter almond oil
- bipolar disorder
- billiard parlour
- bill of attainder
- bidens bipinnata
- bedding geranium
- barium protoxide
- barium hydroxide
- banking industry
- balearic islands
- auditory aphasia
- auditory agnosia
- astreus pteridis
- asplenium viride
- asclepias meadii
- arundo richardii
- artificial blood
- arsenic trioxide
- anxiety disorder
- anti-dumping duty
- anoa mindorensis
- anionic compound
- aneides lugubris
- anagyris foetida
- anabolic steroid
- american widgeon
- american dog tick
- ambrosia trifida
- alligator lizard
- alfred stieglitz
- aleutian islands
- aleurites fordii
- air conditioning
- ahmed zoki yamani
- ahmed zaki yamani
- african marigold
- aerodynamic lift
- aegadian islands
- admission charge
- addison's disease
- actinidia arguta
- acidophilus milk
- acetoacetic acid
- acetic anhydride
- academic session
- abdominal cavity
- abasia trepidans
- 25 de abril bridge