(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acaridomatia
acarocecidia
acarocecidia
noun
plural of acarocecidium
acarophilous
acarophilous
adj
(biology, rare) That lives in a symbiosis with mites
(botany, rare) That is pollinated by mites
acategorical
acategorical
adj
Not categorical; not subject to being included in a category.
accelerandos
accelerandos
noun
plural of accelerando
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.
acceleratorh
accelerators
accelerators
noun
plural of accelerator
acceleratory
acceleratory
adj
accelerative
accessorised
accessorised
verb
simple past tense and past participle of accessorise
accessorises
accessorises
verb
Third-person singular simple present indicative form of accessorise
accessorized
accessorized
adj
Wearing accessories.
verb
simple past tense and past participle of accessorize
accessorizes
accessorizes
verb
Third-person singular simple present indicative form of accessorize
accommodator
accommodator
noun
One who accommodates.
accomplisher
accomplisher
noun
One who accomplishes.
accordaturas
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
accretionary
accretionary
adj
Of, pertaining to, or in the form of an accretion
accroachment
accroachment
noun
(obsolete) An encroachment; usurpation.
accumulators
accumulators
noun
plural of accumulator
accusatorial
accusatorial
adj
(law) Of or pertaining to the system of a public trial in which the facts are ascertained by the judge or jury from evidence presented by the prosecution and the defence.
Containing or implying accusation.
acerbophobia
acetochloral
acetomorphin
acetonitrile
acetonitrile
noun
(organic chemistry) The simplest organic cyanide or nitrile, CH₃CN, formally derived from acetic acid
acetostearin
achariaceous
acherontical
achlorhydria
achlorhydria
noun
(medicine) The absence of hydrochloric acid in the stomach
achlorhydric
achlorhydric
adj
(pathology) Of or pertaining to achlorhydria
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.
achromatised
achromatised
verb
simple past tense and past participle of achromatise
achromatisms
achromatisms
noun
plural of achromatism
achromatized
achromatized
verb
simple past tense and past participle of achromatize
achromatizes
achromatizes
verb
Third-person singular simple present indicative form of achromatize
achromatopia
achromatopia
noun
defective ability to see colours
achromatopsy
achromatopsy
noun
color blindness; inability to distinguish colors; daltonism, achromatopia
achromatosis
achromatosis
noun
(pathology) achromia, albinism
achromaturia
achromaturia
noun
(pathology) The lack of pigments (especially bile pigments) in the urine
achromoderma
achromoderma
noun
(pathology) A lack of pigmentation in the skin
achronychous
acinotubular
acinotubular
adj
(anatomy) Having both acini and tubules
acipenseroid
acipenseroid
noun
Synonym of chondrostean
acknowledger
acknowledger
noun
One who acknowledges.
acocantherin
acocantherin
noun
Alternative form of acokantherin
acridophagus
acridophagus
noun
(rare) One who eats grasshoppers and locusts
acroamatical
acroamatical
adj
Synonym of acroamatic
acroasphyxia
acroasphyxia
noun
(pathology) Impaired circulation to the fingers
acrobystitis
acrocentrics
acrocentrics
noun
plural of acrocentric
acrocephalia
acrocephalia
noun
(medicine) A deformity of the head in which the top is more or less pointed.
acrocephalic
acrocephalic
adj
Possessing a pointed skull.
noun
A person suffering from a pointed skull.
acroconidium
acrocoracoid
acrocoracoid
adj
Of or pertaining to this extension.
noun
(anatomy) A dorsal expansion of the coracoid bone which completes the opening for the triosseal canal.
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.
acrodactylum
acrodactylum
noun
The upper surface of a toe
acroesthesia
acroesthesia
noun
Alternative spelling of acroaesthesia
acrogenously
acrogenously
adv
In an acrogenous manner.
acromastitis
acromegalics
acromegalics
noun
plural of acromegalic
acromegalies
acromegalies
noun
plural of acromegaly
acromelalgia
acromelalgia
noun
(pathology) melalgia of the hands or feet
acromiohyoid
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.
acrostically
acrostically
adv
In the manner of an acrostic.
acrosticheae
acrostichoid
acrostichoid
adj
(botany, of a fern) Whose sori densely cover the underside of the frond like a felt, without visible gaps between them.
acroteleutic
acroteleutic
noun
(obsolete, Christianity) The end of a verse or psalm, or something added to it, to be sung by the people by way of a response.
acroterteria
acrotretidae
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.
acyrological
adelomorphic
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.
adiaphoretic
adjudicators
adjudicators
noun
plural of adjudicator
adjudicatory
adjudicatory
adj
Of or pertaining to an adjudication.
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
aechmophorus
aecidiospore
aerification
aerification
noun
Aeration, especially of the soil.
Transformation into air or gas.
aeroacoustic
aeroacoustic
adj
Relating to aeroacoustics.
aerobicizing
aerobicizing
verb
present participle of aerobicize
aerobiologic
aerobiologic
adj
Pertaining to, or characteristic of, aerobiology.
aerobioscope
aerobioscope
noun
An instrument that collects the bacterial content of air
aerobranchia
aerocharidae
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
aeroelastics
aeroelastics
noun
aeroelasticity
aerographics
aerographics
noun
Synonym of aerography (“production of weather charts”)
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
aerophysical
aerophysical
adj
Relating to aerophysics.
aeropleustic
aeropleustic
adj
(humorous) Of or pertaining to aerial navigation.
aerostatical
aerostatical
adj
Of or relating to aerostatics; pneumatic.
aeronautic
aerotechnics
aerotechnics
noun
aeronautics (aeronautic technology)
aethrioscope
aethrioscope
noun
(meteorology) A device for measuring temperature variations due to different atmospheric conditions, such as cloud or clear skies.
agaricaceous
agaricaceous
adj
(mycology) Belonging to the Agaricaceae.
ageometrical
agglomeratic
agglomeratic
adj
(geology) Of or relating to an agglomerate.
agoraphobiac
agoraphobiac
noun
One who fears open spaces, crowds, or uncontrolled social conditions.
agoraphobics
agoraphobics
noun
plural of agoraphobic
agranulocyte
agranulocyte
noun
(biochemistry) Any of several kinds of white blood cell characterised by the absence of granules in the cytoplasm.
agriochoerus
agriological
agriological
adj
Relating to agriology.
agrobiologic
agrobiologic
adj
Of or pertaining to agrobiology.
agrochemical
agrochemical
adj
Relating to agrochemistry.
noun
(chemistry) A chemical compound, such as a hormone, fungicide, or insecticide, that improves the production of crops.
A compound or product derived from farmed plants.
agrostologic
agrostologic
adj
Alternative form of agrostological
ailurophilic
ailurophilic
adj
Of or relating to ailurophilia or ailurophiles.
ailurophobic
ailurophobic
adj
Having or relating to a fear or hatred of cats.
aircondition
akrochordite
akrochordite
noun
(mineralogy) A monoclinic-prismatic reddish brown mineral containing arsenic, hydrogen, magnesium, manganese, and oxygen.
alcaptonuria
alcaptonuria
noun
Alternative spelling of alkaptonuria
alcoholature
alcoholature
noun
(medicine, dated) An alcoholic tincture prepared with fresh plants.