(physics) A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density.
absorbances
absorbances
noun
plural of absorbance
absorbancies
absorbancies
noun
plural of absorbancy
absorbancy
absorbancy
noun
(physics) Alternative form of absorbency
absorbefacient
absorbefacient
adj
(medicine) Inducing or increasing absorption (of a drug).
noun
(medicine) Any such medicine that induces absorption.
absorbencies
absorbencies
noun
plural of absorbency
absorbency
absorbency
noun
(obsolete) The action of absorbing.
(physics) The ratio of the absorbance or optical density of a substance to that of a similar body of pure solvent.
The quality of being absorbent.
absorptance
absorptance
noun
(optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation.
absorptances
absorptances
noun
plural of absorptance
abstraction
abstraction
noun
(art) An abstract creation, or piece of art; qualities of artwork that are free from representational aspects.
(chemistry) A separation of volatile parts by the act of distillation.
(computing) Any generalization technique that ignores or hides details to capture some kind of commonality between different instances for the purpose of controlling the intellectual complexity of engineered systems, particularly software systems.
(computing) Any intellectual construct produced through the technique of abstraction.
(engineering) Removal of water from a river, lake, or aquifer.
(euphemistic) The taking surreptitiously for one's own use part of the property of another; purloining.
(geology) The merging of two river valleys by the larger of the two deepening and widening so much so, as to assimilate the smaller.
A member of an idealized subgroup when contemplated according to the abstracted quality which defines the subgroup.
A separation from worldly objects; a recluse life; the withdrawal from one's senses.
Absence or absorption of mind; inattention to present objects; preoccupation.
Abstraction is necessary for the classification of things into genera and species.
An idea of an idealistic, unrealistic or visionary nature.
An idea or notion of an abstract or theoretical nature.
Any characteristic of an individual object when that characteristic has been separated from the object and is contemplated alone as a quality having independent existence.
The act of abstracting, separating, withdrawing, or taking away; withdrawal; the state of being taken away.
The act of comparing commonality between distinct objects and organizing using those similarities; the act of generalizing characteristics; the product of said generalization.
The act of focusing on one characteristic of an object rather than the object as a whole group of characteristics; the act of separating said qualities from the object or ideas.
The result of mentally abstracting an idea; the product of any mental process involving a synthesis of: separation, despecification, generalization, and ideation in any of a number of combinations.
abstractional
abstractional
adj
Pertaining to abstraction.
abstractionism
abstractionism
noun
The creation, principles, or ideals of abstractions, in particular art.
The presentation of ideas in an abstract manner.
abstractionist
abstractionist
adj
Related or tending to abstractionism, particularly art.
noun
(art) Someone who supports or creates abstract art.
An idealist.
abstractionists
abstractionists
noun
plural of abstractionist
abstractions
abstractions
noun
plural of abstraction
abstriction
abstriction
noun
(biology, mycology) A method of spore formation in fungi in which successive portions of the sporophore are cut off through the growth of septa; abjunction.
acanthocarpous
acanthocarpous
adj
(botany) Having the fruit covered with spines.
acanthocereus
acanthomeridae
acanthophorous
acanthophorous
adj
Spine-bearing.
acanthopore
acanthopore
noun
(paleontology) A tubular spine in some bryozoans.
acanthopteran
acanthopteran
noun
Alternative form of acanthopterygian
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acanthopterous
acanthopterous
adj
(zoology) Acanthopterygious
(zoology) Spiny-winged.
acanthopterygian
acanthopterygian
adj
(zoology) Similar to an acanthopterygian.
noun
(zoology) Any fish of the superorder Acanthopterygii.
acanthopterygii
acarinosis
acarinosis
noun
acariasis
accelerando
accelerando
adv
(music) With a gradual increase in speed.
noun
(by extension) Accelerating or exponential advancement or development (of a thing).
(music) A tempo mark directing that a passage is to be played at an increasing speed.
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.
accelerations
accelerations
noun
plural of acceleration
accensor
accensor
noun
(Roman Catholicism) One of the functionaries who light and trim the tapers.
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.
accersition
accessioner
accessioner
noun
One who accessions.
accessoriness
accessoriness
noun
The state of being accessory, or connected subordinately.
accessorizing
accessorizing
verb
present participle of accessorize
accompanier
accompanier
noun
Someone or something that accompanies.
accordance
accordance
noun
Agreement; harmony; conformity; compliance.
The act of granting something.
accordances
accordances
noun
plural of accordance
accordancy
accordancy
noun
(obsolete, rare) accordance
accordant
accordant
adj
In agreement; agreeing.
accordantly
accordantly
adv
In accordance or agreement; agreeably; conformably.
according
according
adj
Agreeing; in agreement or harmony; harmonious.
adv
(obsolete) Accordingly; correspondingly.
verb
present participle of accord.
accordingly
accordingly
adv
(conjunctive) In natural sequence; consequently; so.
(manner) Agreeably; correspondingly; suitably
accordion
accordion
noun
(figurative) A set of items (concepts, links, or otherwise) that can be packed and unpacked cognitively, or their representation as a set of virtual objects.
(graphical user interface) A vertical list of items that can be individually expanded and collapsed to reveal their contents.
A box-shaped musical instrument with means of keys and buttons, whose tones are generated by play of the wind from a squeezed bellows upon free metallic reeds.
verb
(transitive, intransitive) To fold up, in the manner of an accordion
accordionist
accordionist
noun
Someone who plays the accordion.
accordionists
accordionists
noun
plural of accordionist
accordions
accordions
noun
plural of accordion
verb
Third-person singular simple present indicative form of accordion
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
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
accoutrement
accoutrement
noun
(Commonwealth) Alternative form of accouterment
accoutrements
accoutrements
noun
plural of accoutrement
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.
accrescendo
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.
accroaching
accroaching
verb
present participle of accroach
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.
accurtation
accutron
aceanthrenequinone
acensuador
acentrous
acentrous
adj
(ichthyology) lacking vertebral centra
acervation
acervation
noun
(obsolete, rare) A heaping up; accumulation
acetarsone
acetarsone
noun
Synonym of acetarsol
acetoarsenite
acetoarsenite
noun
(chemistry) Any mixed salt containing both acetate and arsenite anions
acetobromanilide
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
acetylcholinesterase
acetylcholinesterase
noun
(biochemistry) An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid.
acetylmethylcarbinol
acetylmethylcarbinol
noun
(organic chemistry) acetoin
acetylrosaniline
acetyltropeine
achaenocarp
achaenocarp
noun
Any dry indehiscent fruit.
achenocarp
acheron
acheronian
acheronian
Adjective
Of or pertaining to Acheron.
acherontic
acherontic
adj
Alternative form of Acherontic
acherontical
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.
achondroplasia
achondroplasia
noun
(teratology) A genetic disorder, the most common form of short limb dwarfism.
achondroplastic
achondroplastic
adj
(teratology) Of, related to, or suffering from achondroplasia.
achorion
achorn
achorn
noun
(Chester) An acorn.
achroanthes
achrodextrin
achrodextrin
noun
(biochemistry, cytology) A form of dextrin that is not colourable by iodine
achrodextrinase
achroglobin
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
achromatising
achromatising
verb
present participle of achromatise
achromatization
achromatization
noun
The act or process of achromatizing.
achromatizing
achromatizing
verb
present participle of achromatize
achromycin
achronical
achronical
adj
(astronomy) Alternative form of achronic
achronism
achronychous
achroodextrin
achroodextrin
noun
Alternative form of achrodextrin
achroodextrinase
acieration
acieration
noun
(rare) The conversion of iron into steel.
acinaciform
acinaciform
adj
(botany) Shaped like a scimitar.
acinarious
acinarious
adj
(botany) Having acini
acinetiform
acinetiform
adj
(zoology) Resembling the Acinetae.
aciniform
aciniform
adj
Full of small kernels like a grape.
Having the form of a cluster of grapes; clustered like grapes.
noun
A type of spinneret of a spider formed of spherical particles