(pathology) inflammation of the skin caused by mites
acarologist
acarologist
noun
A specialist in acarology - the study of ticks and mites.
acarotoxic
acategorical
acategorical
adj
Not categorical; not subject to being included in a category.
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.
accelerations
accelerations
noun
plural of acceleration
accelerator
accelerator
noun
(chemistry) A substance which speeds up chemical reactions.
(computing) A computer component using dedicated hardware to accelerate the processing and display of graphics.
(computing) An accelerator key.
(historical) A light van to take mails between a post office and a railway station.
(photography) A chemical that reduces development time.
(physics) A device that accelerates charged subatomic particles; a particle accelerator.
(physiology, medicine) A muscle or nerve that speeds the performance of an action.
(vehicles) A pedal causing the vehicle to accelerate when it is pressed.
A device for causing acceleration.
One who, or that which, accelerates.
acceleratorh
accelerators
accelerators
noun
plural of accelerator
acceleratory
acceleratory
adj
accelerative
accelerometer
accelerometer
noun
An instrument for measuring acceleration.
An instrument made for detecting and measuring vibrations.
accelerometers
accelerometers
noun
plural of accelerometer
accentor
accentor
noun
(music, obsolete) One who sings the leading part; the director or leader.
(obsolete) The ovenbird, Seiurus aurocapilla.
Any bird of the Eurasian genus Prunella, such as the dunnock.
accentors
accentors
noun
plural of accentor
accentuator
accentuator
noun
An agent that accentuates.
acceptor
acceptor
noun
(biochemistry) A transfer RNA molecule that can accept a specific amino acid
(chemistry) An atom or molecule which can accept an electron to form a chemical bond.
(computing theory) A kind of finite-state machine whose binary output indicates whether or not a received input was accepted.
(law, commerce) One who accepts a draft or a bill of exchange; a drawee after he has accepted.
(physics) A chemical acceptor atom forming a positive hole in a semiconductor
(physiology) A cluster of skin cells that respond to pain
One who accepts.
acceptors
acceptors
noun
plural of acceptor
accersition
accersitor
acclamator
acclamatory
acclamatory
adj
Pertaining to, or expressing approval by, acclamation.
accommodator
accommodator
noun
One who accommodates.
accommodators
accommodators
noun
plural of accommodator
accordant
accordant
adj
In agreement; agreeing.
accordantly
accordantly
adv
In accordance or agreement; agreeably; conformably.
accordatura
accordaturas
accordature
accordionist
accordionist
noun
Someone who plays the accordion.
accordionists
accordionists
noun
plural of accordionist
accorporate
accorporation
accounter
accounter
noun
A person providing an account of events.
A person providing an accounting of expenditure or other actions.
accounters
accounters
noun
plural of accounter
accountrement
accourt
accourt
verb
(obsolete) To treat courteously; to court.
accouter
accouter
verb
(transitive) To furnish with dress or equipments, especially those for military service
accoutered
accoutered
verb
simple past tense and past participle of accouter
accoutering
accoutering
verb
present participle of accouter
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.
accouterments
accouterments
noun
plural of accouterment
accouters
accouters
verb
Third-person singular simple present indicative form of accouter
accoutre
accoutre
verb
(Commonwealth) Alternative form of accouter
accoutred
accoutred
adj
Provided with vital supplies for a precise aim, more specifically for the armed forces.
Supplied with essential equipments for a certain intention, particularly military.
verb
simple past tense and past participle of accoutre
accoutrement
accoutrement
noun
(Commonwealth) Alternative form of accouterment
accoutrements
accoutrements
noun
plural of accoutrement
accoutres
accoutres
verb
Third-person singular simple present indicative form of accoutre
accoutring
accoutring
verb
present participle of accoutre
accreditation
accreditation
noun
(education) The granting of approval to an institution of higher learning by an official review board after the school has met certain requirements.
The act of accrediting.
The giving of credentials.
accreditations
accreditations
noun
plural of accreditation
accrementition
accrementition
noun
(physiology) The process of generation by development of blastema, or fission of cells, in which the new formation is in all respect like the individual from which it proceeds.
accretion
accretion
noun
(astrophysics) The formation of planets and other bodies by collection of material through gravity.
(biology) A growing together of parts naturally separate, as of the fingers or toes.
(geology) The gradual increase of land by deposition of water-borne sediment.
(law) Gain to an heir or legatee; failure of a coheir to the same succession, or a co-legatee of the same thing, to take his share percentage.
(law) The adhering of property to something else, by which the owner of one thing becomes possessed of a right to another; generally, gain of land by the washing up of sand or sail from the sea or a river, or by a gradual recession of the water from the usual watermark.
Concretion; coherence of separate particles.
Something added externally to promote the external growth of an item.
The act of increasing by natural growth; especially the increase of organic bodies by the internal accession of parts; organic growth.
The act of increasing, or the matter added, by an accession of parts externally; an extraneous addition.
accretionary
accretionary
adj
Of, pertaining to, or in the form of an accretion
accretions
accretions
noun
plural of accretion
accrington
accrington
Proper noun
A town in Hyndburn borough, Lancashire, England.
accroachment
accroachment
noun
(obsolete) An encroachment; usurpation.
acculturation
acculturation
noun
A process by which a person acquires the culture of the society that they inhabit, starting at birth.
A process by which the culture of an isolated society changes on contact with a different one.
acculturational
acculturational
adj
Of or pertaining to acculturation
acculturationist
acculturationist
noun
A specialist in the study of acculturation.
accumulator
accumulator
noun
(Britain) A wet-cell storage battery.
(UK, education, historical) One who takes two higher degrees simultaneously, to reduce their length of study.
(cryptography) A one way membership function.
(engineering, hydraulics) A container which stores hydraulic power for release, in the form of a pressurized fluid (often suspended within a larger tank of fluid under pressure).
(finance) A derivative contract under which the seller commits to sell shares of an underlying security at a certain strike price, which the buyer is obligated to buy.
(gambling) A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.
(literally) One who, or that which, accumulates.
(manufacturing) A vessel containing pressurized hot water ready for release as steam.
(mechanics) A system of elastic springs for relieving the strain upon a rope, as in deep-sea dredging.
(programming) A register or variable used for holding the intermediate results of a computation or data transfer.
accumulators
accumulators
noun
plural of accumulator
accurtation
accusator
accusator
noun
(archaic) A male accuser;
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.
accusatorially
accusatorially
adv
By way of accusation; in an accusatorial manner.
accusatory
accusatory
adj
Pertaining to, or containing, an accusation.
accutron
aceanthrenequinone
acentrous
acentrous
adj
(ichthyology) lacking vertebral centra
aceratosis
acerbityacerose
acervation
acervation
noun
(obsolete, rare) A heaping up; accumulation
acetabuliferous
acetabuliferous
adj
Furnished with fleshy cups for adhering to bodies, as cuttlefish, etc.
acetabuliform
acetabuliform
adj
(botany) Shaped like a saucer or shallow cup.
acetarious
acetarious
adj
(archaic) Used in salads or as salad
acetarsone
acetarsone
noun
Synonym of acetarsol
acetbromamide
acetoarsenite
acetoarsenite
noun
(chemistry) Any mixed salt containing both acetate and arsenite anions
acetobacter
acetobacter
noun
Any of the genus Acetobacter of acetic acid bacteria characterized by the ability to convert ethanol to acetic acid in the presence of oxygen, and used in the commercial production of vinegar.
acetobromanilide
acetochloral
acetometer
acetometer
noun
Alternative form of acetimeter
acetometric
acetometric
adj
Relating to acetometry.
acetometrical
acetometrically
acetometry
acetometry
noun
The measurement of the concentration of acetic acid in vinegar
acetomorphin
acetomorphine
acetomorphine
noun
heroin
acetonitrile
acetonitrile
noun
(organic chemistry) The simplest organic cyanide or nitrile, CH₃CN, formally derived from acetic acid
acetonuria
acetonuria
noun
(pathology) A form of ketonuria characterized by the presence of acetone in the urine
acetonurometer
acetopiperone
acetopyrin
acetopyrine
acetopyrine
noun
(medicine) An acetylsalicylate of antipyrine
acetostearin
acetoveratrone
acetoveratrone
noun
(organic chemistry) The ketone 3,4-dimethoxy-acetophenone derived from veratrole
acetylator
acetylator
noun
(biochemistry) A human being or other organism that can metabolize certain drugs by acetylating them (to a greater or lesser extent).
acetylcarbazole
acetylcholinesterase
acetylcholinesterase
noun
(biochemistry) An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid.
acetylfluoride
acetylmethylcarbinol
acetylmethylcarbinol
noun
(organic chemistry) acetoin
acetylperoxide
acetylrosaniline
acetyltropeine
achatour
achatour
noun
(historical) A purveyor of provisions; a provedore. [14th–18th c.]
acherontic
acherontic
adj
Alternative form of Acherontic
acherontical
achillobursitis
achillobursitis
noun
(pathology) inflammation of a bursa near the Achilles tendon
achondrite
achondrite
noun
(astronomy, geology) Any stony meteorite that contains no chondrules
achondrites
achondrites
noun
plural of achondrite
achondritic
achondritic
adj
(geology) Of or pertaining to achondrites, a type of stony meteorite.
achondroplastic
achondroplastic
adj
(teratology) Of, related to, or suffering from achondroplasia.
achordata
achordate
achordate
adj
(biology) Not having a proto-spinal chord at any stage of development.
achroacyte
achroacyte
noun
(cytology) Any colourless cell (especially a lymphocyte)
achroanthes
achrodextrin
achrodextrin
noun
(biochemistry, cytology) A form of dextrin that is not colourable by iodine
achrodextrinase
achroiocythaemia
achroiocythemia
achroite
achroite
noun
(mineralogy) A colourless form of tourmaline
achromacyte
achromacyte
noun
(cytology) Any cell that lacks its normal pigmentation (especially an erythrocyte that has ruptured and lost its haemoglobin)
achromat
achromat
noun
(optics) A lens that imparts little color; a lens that is achromatic.
achromate
achromatiaceae
achromatic
achromatic
adj
(biology) Uncolored; not absorbing color from a fluid; -- said of tissue
(music) Having only the diatonic notes of the scale; not modified by accidentals.
(optics) Free from color; transmitting light without color-related distortion.
Being achromatic in subject
Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
achromatically
achromatically
adv
In an achromatic manner.
achromaticity
achromaticity
noun
(optics) The state or quality of being achromatic.
achromatin
achromatin
noun
(biology) Tissue that is not stained by fluid dyes.
achromatinic
achromatinic
adj
(cytology, of a cell nucleus) Lacking the ability to be coloured by a stain.
achromatisation
achromatise
achromatise
verb
Non-Oxford British English standard spelling of achromatize.
achromatised
achromatised
verb
simple past tense and past participle of achromatise
achromatising
achromatising
verb
present participle of achromatise
achromatism
achromatism
noun
(optics) The state or quality of being achromatic; achromaticity.
Achromatopia.
The state of being free of colors, not emitting or separating into colors.
achromatisms
achromatisms
noun
plural of achromatism
achromatium
achromatizable
achromatization
achromatization
noun
The act or process of achromatizing.
achromatize
achromatize
verb
(transitive) To deprive of colour; to make achromatic.
(transitive) To remove chromatic aberration from an optical system
achromatized
achromatized
verb
simple past tense and past participle of achromatize
achromatizes
achromatizes
verb
Third-person singular simple present indicative form of achromatize
achromatizing
achromatizing
verb
present participle of achromatize
achromatocyte
achromatocyte
noun
achromacyte
achromatolysis
achromatolysis
noun
(cytology) dissolution of achromatin
achromatope
achromatope
noun
A person who has achromatopia.
achromatophil
achromatophil
noun
(cytology) A cell (or tissue) that is not readily coloured by stains
achromatophile
achromatophile
adj
Being or relating to an achromatophil.
achromatophilia
achromatophilia
noun
(cytology) The condition of being an achromatophil
achromatophilic
achromatopia
achromatopia
noun
defective ability to see colours
achromatopsia
achromatopsia
noun
achromatopia
achromatopsy
achromatopsy
noun
color blindness; inability to distinguish colors; daltonism, achromatopia