(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acanthuridae
accelerandos
accelerandos
noun
plural of accelerando
accelerating
accelerating
noun
An act of acceleration.
verb
present participle of accelerate
acceleration
acceleration
noun
(countable) The amount by which a speed or velocity increases (and so a scalar quantity or a vector quantity).
(physics) The change of velocity with respect to time (can include deceleration or changing direction).
(uncountable) The act of accelerating, or the state of being accelerated; increase of motion or action; as opposed to retardation or deceleration.
The advancement of students at a rate that places them ahead of where they would be in the regular school curriculum.
accipitrines
accipitrines
noun
plural of accipitrine
accordionist
accordionist
noun
Someone who plays the accordion.
accouterment
accouterment
noun
(archaic) The act of accoutering; furnishing.
(by extension) An identifying yet superficial characteristic.
(chiefly in the plural) An article of clothing or equipment, in particular when used as an accessory.
(military, chiefly in the plural) A soldier's equipment, other than weapons and uniform.
accoutrement
accoutrement
noun
(Commonwealth) Alternative form of accouterment
accreditment
accreditment
noun
The process of becoming accredited.
accretionary
accretionary
adj
Of, pertaining to, or in the form of an accretion
accroachment
accroachment
noun
(obsolete) An encroachment; usurpation.
accurateness
accurateness
noun
The state or quality of being accurate; accuracy
accursedness
accursedness
noun
The quality of being accursed.
acetomorphin
acetonitrile
acetonitrile
noun
(organic chemistry) The simplest organic cyanide or nitrile, CH₃CN, formally derived from acetic acid
acetostearin
acherontical
achrodextrin
achrodextrin
noun
(biochemistry, cytology) A form of dextrin that is not colourable by iodine
achromatinic
achromatinic
adj
(cytology, of a cell nucleus) Lacking the ability to be coloured by a stain.
achronychous
acinotubular
acinotubular
adj
(anatomy) Having both acini and tubules
acipenserine
acipenserine
adj
Pertaining to sturgeons
acipenseroid
acipenseroid
noun
Synonym of chondrostean
acknowledger
acknowledger
noun
One who acknowledges.
acocantherin
acocantherin
noun
Alternative form of acokantherin
acquirements
acquirements
noun
plural of acquirement
acriflavines
acriflavines
noun
plural of acriflavine
acrocentrics
acrocentrics
noun
plural of acrocentric
acroconidium
acrocyanosis
acrocyanosis
noun
(pathology) A persistent blue or cyanotic discoloration of the digits, most commonly occurring in the hands although also occurring in the face and feet as well.
acrogenously
acrogenously
adv
In an acrogenous manner.
acromyotonia
acromyotonia
noun
(pathology) myotonia of the limbs
acromyotonus
acromyotonus
noun
Synonym of acromyotonia
acronarcotic
acronarcotic
adj
(medicine) Of a substance, both acrid and narcotic; irritant in local effect and narcotic in action upon the nerve centers.
acroneurosis
acronichally
acronychally
acronymizing
acronymizing
verb
present participle of acronymize
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
actiniferous
actiniferous
adj
Containing or producing actinium
actinobranch
actinobranch
noun
(biology) An organ, in some anthozoans, that functions as a gill
actinocarpic
actinocrinid
actinocrinus
actinography
actinography
noun
measurement with an actinograph
actinometers
actinometers
noun
plural of actinometer
actinometric
actinometric
adj
Measured using an actinometer
Of or pertaining to actinometry
actinomorphy
actinomorphy
noun
The condition of being actinomorphic.
actinophryan
actinopraxis
actinopteran
actinotrocha
actinotrocha
noun
The larva of a phoronid.
acupunctured
acupunctured
verb
simple past tense and past participle of acupuncture
acupunctures
acupunctures
noun
plural of acupuncture
verb
Third-person singular simple present indicative form of acupuncture
acutiplantar
adenographic
adenographic
adj
Pertaining to adenography.
adenosarcoma
adenosarcoma
noun
An uncommon form of cancer that arises from mesenchymal tissue and has a benign glandular component.
adherescence
adminiculary
adminiculary
adj
(obsolete) Adminicular.
adrenochrome
adrenochrome
noun
(biochemistry) An oxidation product of adrenaline or epinephrine; its semicarbazone is used as a drug to reduce bleeding.
(fiction) A fictional drug obtained from human adrenal glands.
adrenotropic
adrenotropic
adj
That stimulates the adrenal glands or adrenal cortex
adularescent
adularescent
adj
Exhibiting adularescence.
advertencies
advertencies
noun
plural of advertency
aerification
aerification
noun
Aeration, especially of the soil.
Transformation into air or gas.
aerobicizing
aerobicizing
verb
present participle of aerobicize
aerobranchia
aerodonetics
aerodonetics
noun
the study of the stability of aircraft in flight, especially the study of gliders
aerodynamics
aerodynamics
noun
The aerodynamic properties of a particular object (typically a car)
The science of the dynamics of bodies moving relative to gases, especially the interaction of moving objects with the atmosphere
aeromagnetic
aeromagnetic
adj
Of or pertaining to aeromagnetics
aeromechanic
aeromechanic
noun
A mechanic in the aircraft industry
aeromedicine
aeromedicine
noun
Aviation or aerospace medicine.
aeronautical
aeronautical
adj
Of or pertaining to the scientific study of flight
aerotechnics
aerotechnics
noun
aeronautics (aeronautic technology)
affranchised
affranchised
verb
simple past tense and past participle of affranchise
africanizing
agranulocyte
agranulocyte
noun
(biochemistry) Any of several kinds of white blood cell characterised by the absence of granules in the cytoplasm.
aircondition
aircraftsman
aircraftsman
noun
An aircraftman.
aircraftsmen
aircraftsmen
noun
plural of aircraftsman
alacreatinin
alcantarines
alcaptonuria
alcaptonuria
noun
Alternative spelling of alkaptonuria
alcyonarians
alcyonarians
noun
plural of alcyonarian
aldermanical
aldermanical
adj
Alternative form of aldermanic
alectoridine
alkaptonuric
alkaptonuric
adj
Relating to alkaptonuria
allocrotonic
alnascharism
alpenstocker
alpenstocker
noun
A mountain-climber, especially one that uses an alpenstock.
alphanumeric
alphanumeric
adj
Consisting of these characters plus punctuation and other special characters.
Consisting of, or limited to, letters and/or numbers, especially the characters A to Z (lowercase and uppercase) and 0 to 9.
noun
An alphanumeric character.
altercations
altercations
noun
plural of altercation
amarantaceae
amenorrhoeic
amenorrhoeic
adj
(medicine) Pertaining to the suppression of menstruation other than during pregnancy
noun
One who does not menstruate.
americanised
americaniser
americanisms
americanitis
americanitis
Noun
neurasthenia
americanized
americanized
Adjective
Having been made American or into an American style.
americanizer
americanizer
Noun
One who, or that which, Americanizes.
americanizes
americomania
aminocaproic
aminocaproic
adj
Of or pertaining to aminocaproic acids and their derivatives
aminovaleric
amniochorial
amniochorial
adj
(anatomy) Relating to the amnion and the chorion
amphicentric
amphotericin
amphotericin
noun
(biochemistry) Any of a group of amphoteric antibiotic and antifungal agents derived from Streptomyces bacteria.
anacatharsis
anacatharsis
noun
(medicine) vomiting or expectoration
anacathartic
anacathartic
noun
An expectorant or emetic medicine.
anachromasis
anachronical
anachronical
Adjective
Not in the correct date order. Chronologically incorrect.
anachronisms
anachronisms
noun
plural of anachronism
anacreontics
anacreontics
noun
plural of anacreontic
anacrogynous
anacrogynous
adj
(botany) Producing archegonia from cells other than the apical cell of a reproductive branch.
anadicrotism
anaerobiotic
anaerobiotic
adj
(anatomy) Resembling or relating to anaerobes.
anagrammatic
anagrammatic
adj
Being or relating to an anagram.
anaphroditic
anaphroditic
adj
(rare) Without sexual intercourse.
anarchically
anarchically
adv
In an anarchic manner; in the manner of anarchy.
ancestresses
ancestresses
noun
plural of ancestress
anchoretical
anchoretical
adj
anchoretic
anchoritical
anchorpeople
anchorperson
anchorperson
noun
The primary reporter on a television news broadcast.
ancraophobia
andreaeaceae
androcentric
androcentric
adj
Of, pertaining to, or exhibiting androcentrism; focused on males.
androclinium
androgenetic
androgenetic
adj
Relating to, or exhibiting, androgenesis.
androscoggin
anemochorous
anemochorous
adj
(botany) Adapted for dispersal via wind.
anemographic
anemographic
adj
Produced by an anemograph; of or pertaining to anemography.
anepigraphic
anepigraphic
adj
Without a legend or inscription (on artifacts, coins, etc.)
aneurilemmic
aneurismatic
aneurismatic
adj
Alternative spelling of aneurysmatic
aneurysmatic
aneurysmatic
adj
(medicine) Describing a blood vessel that has an aneurysm; aneurysmal
angiocarpian
angiocarpian
adj
describing an angiocarpous plant
angiocarpous
angiocarpous
adj
describing a plant whose fruit is in an envelope and not part of a calyx
angiographic
angiographic
adj
Of or pertaining to angiography
angiosarcoma
angiosarcoma
noun
(oncology) Any malignant tumour of vascular tissue