(optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation.
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.
abstractors
abstractors
noun
plural of abstractor
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.
acanthophis
acarologist
acarologist
noun
A specialist in acarology - the study of ticks and mites.
accersition
acclivitous
acclivitous
adj
Acclivous
accompanist
accompanist
noun
(music) The performer in music who takes the accompanying part.
accomplisht
accomplisht
adj
Obsolete form of accomplished.
verb
(obsolete) simple past tense and past participle of accomplish
accountants
accountants
noun
plural of accountant
accountings
accountings
noun
plural of accounting
accusations
accusations
noun
plural of accusation
accustoming
accustoming
verb
present participle of accustom
accustomize
accustomize
verb
(rare) To learn to adapt one's lifestyle to a new or changed environment.
acetabulous
acetabulous
adj
cup-shaped; acetabular
acetylsalol
achondrites
achondrites
noun
plural of achondrite
achroanthes
achromatise
achromatise
verb
Non-Oxford British English standard spelling of achromatize.
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.
achromatous
achromatous
adj
Lacking normal colour; colourless
acoelomates
acoelomates
noun
plural of acoelomate
acoustician
acoustician
noun
One versed in acoustics, especially a physicist who specializes in acoustics.
acquisition
acquisition
noun
(computing) The process of sampling signals that measure real world physical conditions and converting these signals into digital numeric values that can be manipulated by a computer.
The act or process of acquiring.
The thing acquired or gained; a gain.
acquisitors
acquisitors
noun
plural of acquisitor
acraspedote
acraspedote
adj
Relating to jellyfish of the class Acraspeda
acroamatics
acroamatics
noun
esoteric lectures.
acrodontism
acronyctous
acronyctous
adj
(astronomy) acronycal
acrostichal
acrostichal
adj
(entomology, of bristles) Situated on the mesothorax of some dipteran flies
acrostichic
acrostichic
adj
Being or relating to an acrostic.
acrostichum
acrosticism
acrosticism
noun
Acrostic arrangement or character.
acrostolion
acrostolium
acrotarsial
acrotarsial
adj
Relating to the acrotarsium
acrotarsium
acrotarsium
noun
(zoology) The instep of the foot (front of the tarsus)
actinoblast
actinolites
actinolites
noun
plural of actinolite
actinomyces
actinomyces
noun
A bacterium (species) of the genus Actinomyces.
actinophrys
actinoscopy
actinoscopy
noun
(medicine, archaic) Radiology; examination by means of an X-ray machine.
actinostome
actinostome
noun
(zoology) The mouth or anterior opening of a coelenterate animal.
activations
activations
noun
plural of activation
actomyosins
actomyosins
noun
plural of actomyosin
acutonodose
adiagnostic
adiagnostic
adj
(geology) Difficult to identify.
adjunctions
adjunctions
noun
plural of adjunction
adolescents
adolescents
noun
plural of adolescent
adscription
adscription
noun
The state of being joined, bound or annexed
advocations
advocations
noun
plural of advocation
advocatress
advocatress
noun
(rare) A female advocate.
aerobacters
aeroelastic
aeroelastic
adj
Of or pertaining to aeroelasticity
aeronautics
aeronautics
noun
The design, construction, mathematics and mechanics of aircraft and other flying objects
The theory and practice of aircraft navigation
aerostatics
aerostatics
noun
(physics) the study of gases in equilibrium and of balloons or aircraft in varying atmospheric conditions
aesthesodic
aesthesodic
adj
(biology) Conveying sensory or afferent impulses.
afflictions
afflictions
noun
plural of affliction
afroasiatic
aftercourse
aftercourse
noun
(archaic, regional) The final course of a meal.
(obsolete) A subsequent course of study.
The course (sequence of events or actions) that follows something; subsequent course.
afterschool
afterschool
adj
Of or pertaining to a program intended to care for and educate children in the time immediately after school classes.
Taking place immediately after school classes.
aftershocks
aftershocks
noun
plural of aftershock
agnosticism
agnosticism
noun
(by extension) Doubt, uncertainty, or scepticism regarding any subject of dispute.
Doubt, uncertainty, or scepticism regarding the existence of a god or gods.
The view that absolute truth or ultimate certainty is unattainable, especially regarding knowledge not based on experience or perceivable phenomena.
The view that the existence of God or of all deities is unknown, unknowable, unproven, or unprovable.
agonistarch
agonistarch
noun
(Ancient Greece) One who trained persons to compete in public games and contests.
agonistical
agonistical
adj
(archaic) agonistic (of or relating to contests that were originally participated in by the Ancient Greeks).
ahistorical
ahistorical
adj
Lacking historical perspective or context.
alectorides
alethoscope
alethoscope
noun
An instrument for viewing pictures by means of a lens, so as to present them in their natural proportions and relations.
allocations
allocations
noun
plural of allocation
alloclasite
alloclasite
noun
(mineralogy) A brittle monoclinic sulfosalt mineral of the arsenopyrite group.
allocutions
allocutions
noun
plural of allocution
alloplastic
alloplastic
adj
(psychology) Involving a subject changing the environment or situation rather than him/herself.
(surgery) Related to an alloplast or to alloplasty
noun
(surgery) Any artificial material substituted for tissue grafts
allosematic
alpenstocks
alpenstocks
noun
plural of alpenstock
altocumulus
altocumulus
noun
(physics, meteorology) A fleecy cloud formation consisting of large whitish or greyish globular cloudlets with shaded portions, often grouped in flocks or rows. (Abbreviated Ac.)
amentaceous
amentaceous
adj
(botany) Bearing, resembling, or consisting of an ament or aments.
ametoecious
amoebocytes
amoebocytes
noun
plural of amoebocyte
amphictyons
amphictyons
noun
plural of amphictyon
amyosthenic
amyosthenic
adj
Of or relating to amyosthenia.
noun
(medicine) A drug or agent that depresses muscular action.
anacanthous
anacanthous
adj
Spineless, like certain fishes.
anachronist
anachronist
noun
A person who has anachronistic views or habits
analogistic
anastomotic
anastomotic
adj
Of or pertaining to anastomosis
anatomicals
ancestorial
ancestorial
adj
Ancestral.
ancestoring
ancestoring
verb
present participle of ancestor
anchoretish
anchoretism
anchoretism
noun
The practice or mode of life of an anchorite.
anchoritess
anchoritess
noun
A female anchorite; an anchoress.
anchoritish
anchoritism
anchovettas
anchovettas
noun
plural of anchovetta
ancistrodon
ancylostoma
ancylostoma
noun
Any hookworm of the genus Ancylostoma.
ancylostome
ancylostome
noun
Alternative form of ancylostoma (“type of hookworm”)
androcrates
anecdotages
anecdotages
noun
plural of anecdotage
anecdotists
anecdotists
noun
plural of anecdotist
anfractuose
anfractuose
adj
Alternative form of anfractuous
anfractuous
anfractuous
adj
craggy, rugged, coarse, rough, uneven.
sinuous, twisty, winding.
anisocotyly
anisocratic
anisocratic
adj
(chemistry) Not isocratic
anisodactyl
anisodactyl
adj
Characterized by anisodactyly
anisometric
anisometric
adj
Not isometric or symmetrical
anisotropic
anisotropic
adj
(physics, mathematics) Having properties that differ according to the direction of measurement; exhibiting anisotropy.
anocithesia
anomalistic
anomalistic
adj
(astronomy) Of or pertaining to an anomaly (angle of a body from its perihelion)
(linguistics) Pertaining to anomalism
anomalous
irregular
antecessors
antecessors
noun
plural of antecessor
anthracnose
anthracnose
noun
(phytopathology) Any of several fungal diseases that affect many plants and trees.
anthracosis
anthracosis
noun
(pneumology, pathology) A relatively mild pneumoconiosis caused by inhalation of coal.
antibiotics
antibiotics
noun
plural of antibiotic
anticarious
anticarious
adj
(dentistry) That prevents, or counteracts caries
antignostic
antignostic
adj
(religion) Opposing Gnosticism.
antimasonic
antimasonic
adj
Opposed to Freemasonry.
anxiolytics
anxiolytics
noun
plural of anxiolytic
aortectasia
aortectasia
noun
(medicine) dilatation of the aorta
aortectasis
aortectasis
noun
(medicine) Alternative form of aortectasia
aortoclasia
aortoclasis
aphlogistic
aphlogistic
adj
(archaic) flameless
aphrodistic
apologetics
apologetics
noun
The field of study concerned with the systematic defense of a position, or of religious or occult doctrines
aporocactus
aposiopetic
aposiopetic
adj
(rhetoric) Of or pertaining to aposiopesis.
apostatical
apostatical
adj
Apostate.
apostematic
apostolical
apostolical
adj
(Christianity) apostolic
apostrophic
apostrophic
adj
(orthography) Pertaining to the grammatical use of, or using, the apostrophe (the diacritical mark ').
(rhetoric) Pertaining to the rhetoric use of, or using, apostrophe (sudden, exclamatory dialogue).
applicators
applicators
noun
plural of applicator
aprioristic
aprioristic
adj
A priori; based on hypothesis rather than experiment.
arborescent
arborescent
adj
(philosophy) Marked by insistence on totalizing principles, binarism and dualism (as opposed to the rhizome theory).
Like a tree; having a structure or appearance similar to that of a tree; branching.
archapostle
archeostome
archoptosis
archvisitor
aristocracy
aristocracy
noun
A class of people considered (not normally universally) superior to others
Government by such a class, or a state with such a government
The nobility, or the hereditary ruling class.
aristocrats
aristocrats
noun
plural of aristocrat
aristogenic
aristogenic
adj
(biology, historical) Relating to an aristogene.
Relating or adapting to producing the very best offspring; eugenic with an aim towards an optimal state.
aristotelic
aristotelic
Adjective
Aristotelian
arricciatos
arthroscope
arthroscope
noun
(medicine) A form of endoscope used in arthroscopy
arthroscopy
arthroscopy
noun
the examination of the interior of a joint (such as the knee) using an arthroscope
artificious
artificious
adj
(obsolete) Using, exhibiting, performed with or characterized by much art, skill, or contrivance; dexterous; skillful.
artocarpous
ascititious
ascititious
adj
supplemental; not inherent or original
ascomycetal
ascomycetal
adj
Relating to ascomycetes
ascomycetes
ascomycetes
noun
plural of ascomycete
ascriptions
ascriptions
noun
plural of ascription
assecurator
associating
associating
verb
present participle of associate
association
association
noun
(Philippines, Chinese Filipino) A benevolent overseas Chinese organization of popular origin for overseas Chinese individuals with the same surname or trade or business.
(countable) The state of being associated; a connection to or an affiliation with something.
(object-oriented programming) Relationship between classes of objects that allows one object instance to cause another to perform an action on its behalf.
(statistics) Any relationship between two measured quantities that renders them statistically dependent (but not necessarily causal or a correlation).
(uncountable) The act of associating.
A group of persons associated for a common purpose; an organization; society.