(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
acanthocarpous
acanthocarpous
adj
(botany) Having the fruit covered with spines.
acanthocephala
acanthocephalan
acanthocephalan
adj
In a manner similar to Acanthocephala.
noun
Any of parasitic intestinal worms comprising the phylum Acanthocephala.
acanthocephali
acanthocephalous
acanthocephalous
adj
(zoology) Having a spiny head, as one of the Acanthocephala.
acanthopanax
acanthophis
acanthophorous
acanthophorous
adj
Spine-bearing.
acanthopod
acanthopod
adj
Spiny-footed.
acanthopodous
acanthopodous
adj
Having spiny peduncles.
acanthopomatous
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
acceptableness
acceptableness
noun
The quality of being acceptable, or suitable to be favorably received; acceptability.
acceptance
acceptance
noun
(business, finance) An assent and engagement by the person on whom a bill of exchange is drawn, to pay it when due according to the terms of the acceptance; the bill of exchange itself when accepted.
(countable) An instance of that act.
(government, US) The act of an authorized representative of the government by which the government assents to ownership of existing and identified supplies, or approves specific services rendered, as partial or complete performance of a contract.
(horse racing, Australia, New Zealand, plural only) A list of horses accepted as starters in a race.
(law) An agreeing to the action, proposals, or terms of another by some act which results in the conclusion of a legally binding contract; the reception or taking of a thing bought as that for which it was bought, or as that agreed to be delivered, or the taking of possession of a thing as owner.
(optics) Synonym of etendue.
(uncountable) The act of accepting; the receiving of something offered, with acquiescence, approbation, or satisfaction; especially, favourable reception; approval.
Belief in something; agreement, assent.
The state of being accepted.
The usual or accepted meaning of a word or expression.
acceptances
acceptances
noun
plural of acceptance
acceptancies
acceptancy
acceptancy
noun
(dated) acceptance
acceptant
acceptant
adj
accepting; receiving.
noun
One who accepts something.
acceptation
acceptation
noun
(obsolete) Acceptance; reception; favorable reception or regard; the state of being acceptable.
Ready belief.
The meaning (sense) in which a word or expression is understood, or generally received.
acceptations
acceptations
noun
plural of acceptation
acceptilating
acceptilating
verb
present participle of acceptilate
acceptilation
acceptilation
noun
(civil law) Gratuitous discharge; a release from debt or obligation without payment; free remission.
(theology) The doctrine, laid down by Duns Scotus and maintained by the Arminians, that the satisfaction rendered by Christ was not in itself really a true or full equivalent, but was merely accepted by God, through his gracious goodwill, as sufficient.
accepting
accepting
adj
Characterized by acceptance.
verb
present participle of accept
acceptingly
acceptingly
adv
In a accepting manner; tolerantly.
acceptingness
acceptingness
noun
The ability or desire to accept.
acception
acception
noun
(obsolete) Acceptation; received meaning.
accipient
accipient
noun
(obsolete) Someone who, or something which, accepts (willingly receives).
accipitrine
accipitrine
adj
(ornithology) Like or belonging to the Accipitres; raptorial; hawklike.
noun
A hawk or a hawk-like bird.
accipitrines
accipitrines
noun
plural of accipitrine
accompaniment
accompaniment
noun
(music) A part, usually performed by instruments, that gives support or adds to the background in music, or adds for ornamentation; also, the harmony of a figured bass.
That which accompanies; something that attends as a circumstance, or which is added to give greater completeness to the principal thing, or by way of ornament, or for the sake of symmetry.
accompanimental
accompanimental
adj
Relating to or serving as an accompaniment
accompaniments
accompaniments
noun
plural of accompaniment
accompanist
accompanist
noun
(music) The performer in music who takes the accompanying part.
accompanists
accompanists
noun
plural of accompanist
accompanyist
accompanyist
noun
Alternative spelling of accompanist
accomplement
accomplishment
accomplishment
noun
(grammar, semantics) The lexical aspect (aktionsart) of verbs or predicates that change over time until a natural end point.
Something accomplished; an achievement.
That which completes, perfects, or equips thoroughly; acquirement; attainment; that which constitutes excellence of mind, or elegance of manners, acquired by education or training.
The act of accomplishing; completion; fulfilment.
accomplishments
accomplishments
noun
plural of accomplishment
accorporation
accountantship
accountantship
noun
The office or employment of an accountant.
accouplement
accouplement
noun
(rare) That which couples, as a tie or brace
(rare) The act of coupling, or the state of being coupled; union
aceacenaphthene
acenaphthene
acenaphthene
noun
(organic chemistry) A hydrocarbon, found in coal tar, derived from naphthalene by the addition of a short aliphatic bridge.
acenaphthenyl
acenaphthenyl
noun
(organic chemistry) A univalent radical derived from acenaphthene
acenaphthylene
acenaphthylene
noun
(organic chemistry) A polycyclic aromatic hydrocarbon containing an unsaturated five-membered ring ortho- and peri-fused to the 1- and 9- positions of naphthalene.
acetaminophen
acetaminophen
noun
(Canada, US) A white crystalline compound used in medicine as an anodyne to relieve pain and reduce fever.
acetnaphthalide
acetoamidophenol
acetomorphin
acetomorphine
acetomorphine
noun
heroin
acetonaphthone
acetonaphthone
noun
(organic chemistry) Either of two isomers of methyl naphthyl ketone
acetophenetide
acetophenetide
noun
(organic chemistry) The N-acetyl derivative of a phenetidine
acetophenetidin
acetophenetidin
noun
phenacetin
acetophenetidine
acetophenin
acetophenine
acetophenone
acetophenone
noun
(organic chemistry) The aromatic ketone phenyl methyl ketone, used in the manufacture of very many organic compounds
acetopiperone
acetopyrin
acetopyrine
acetopyrine
noun
(medicine) An acetylsalicylate of antipyrine
acetphenetid
acetphenetidin
acetylphenol
acetylphenylhydrazine
acetyltropeine
achondroplastic
achondroplastic
adj
(teratology) Of, related to, or suffering from achondroplasia.
acquaintanceship
acquaintanceship
noun
(countable) A relationship as acquaintances.
(uncountable) The state of being acquainted.
acquaintanceships
acquaintanceships
noun
plural of acquaintanceship
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acropolitan
acropolitan
adj
Of or befitting an acropolis, especially in lofty glory and in the capacity to inspire awe; compare Acropolitan.
acrotrophoneurosis
actinautographic
actinautographic
adj
(obsolete, photography) That produces a developable impression on light-sensitive material without contact
actinautography
actinautography
noun
(obsolete, photography) The production of an actinautographic image
actiniomorpha
actinocarp
actinocarpic
actinocarpous
actinograph
actinograph
noun
A recording actinometer.
actinographic
actinography
actinography
noun
measurement with an actinograph
actinomorphic
actinomorphic
adj
(botany, of a flower) Having its petals arranged in a radially symmetric fashion.
actinomorphous
actinomorphous
adj
(botany, of a flower) Having petals arranged in a radially symmetric pattern.
actinomorphy
actinomorphy
noun
The condition of being actinomorphic.
actinophone
actinophone
noun
An apparatus for the production of sound by the action of the actinic, or ultraviolet, rays.
actinophonic
actinophonic
adj
Relating to the production of sound by means of the actinic, or ultraviolet, rays.
actinophore
actinophore
noun
(biology) A cartilaginous spine that supports the fin rays of fish
actinophorous
actinophorous
adj
(biology) Having straight projecting spines
actinophryan
actinophrys
actinopod
actinopod
noun
(zoology) Any member of the variously ranked group Actinopoda of protozoa.
actinopoda
actinopraxis
actinopteran
actinopteri
actinopterous
actinopterygian
actinopterygian
adj
Of the nature of fish of the class Actinopterygii.
noun
(zoology) Any of the ray-finned fish of the taxonomic class Actinopterygii.
actinopterygii
actinopterygious
actinoscopy
actinoscopy
noun
(medicine, archaic) Radiology; examination by means of an X-ray machine.
actinosphaerium
actinostereoscopy
actinotherapeutic
actinotherapeutic
adj
Relating to actinotherapy.
actinotherapeutics
actinotherapeutics
noun
actinotherapy
actinotherapy
actinotherapy
noun
(medicine) The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
acupunctuate
acupunctuate
verb
(rare) To pierce with a needle; to treat with acupuncture.
acupunctuation
acupunctuation
noun
(rare) A pricking with or as if with a needle; the practice of acupuncture.
acupuncturation
acupuncturation
noun
(medicine, archaic) Acupuncture
acupuncturator
acupuncturator
noun
An acupuncturist.
acupuncture
acupuncture
noun
The insertion of needles into the (living) tissue of the body, especially for purposes of pain relief.
verb
(transitive) To treat with acupuncture.
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
acupuncturing
acupuncturing
verb
present participle of acupuncture
acupuncturist
acupuncturist
noun
A healthcare professional who is qualified or professionally engaged in the practice of acupuncture.
acupuncturists
acupuncturists
noun
plural of acupuncturist
acutiplantar
adenectopia
adenectopic
adenemphractic
adipescent
adipescent
adj
(medicine) Developing fatty deposits.
adrenocorticotrophic
adrenocorticotrophic
adj
Alternative form of adrenocorticotropic
adrenocorticotrophin
adrenocorticotrophin
noun
(biochemistry) adrenocorticotropic hormone
adrenocorticotropic
adrenocorticotropic
adj
That stimulates the adrenal cortex.
adrenotropic
adrenotropic
adj
That stimulates the adrenal glands or adrenal cortex
adscription
adscription
noun
The state of being joined, bound or annexed
africanthropus
agglutinoscope
agglutinoscope
noun
An instrument that is used to observe agglutination in vitro
a stout adjustable walking stick with a metal point, used by mountain climbers and walkers in hilly or uneven terrain
alpenstocker
alpenstocker
noun
A mountain-climber, especially one that uses an alpenstock.
alpenstocks
alpenstocks
noun
plural of alpenstock
alphitomancy
alphitomancy
noun
An Ancient Greek method of divination using barley meal, used for instance to reveal guilty parties; it entailed feeding a person or group barley meal, and judging those who felt no effects to be innocent, while judging those who felt indigestion to be guilty.
altiplanicie
amidoacetophenone
aminoacetophenetidine
aminoacetophenone
aminoacetophenone
noun
(organic chemistry) The compound formed by the substitution of an amine group for one of the hydrogens of acetophenone, having the molecular formula C₈H₉NO; or any specific isomer of this compound.
aminoplastic
aminoplastic
noun
melamine/formaldehyde resin
amphibichnite
amphibiontic
amphicentric
amphicreatinine
amphictyon
amphictyon
noun
(Ancient Greece) One of the deputies from the confederated states of Ancient Greece to a congress or council. They considered both political and religious matters.
amphictyonian
amphictyonic
amphictyonic
adj
(Ancient Greece) Of or relating to the amphictyons or their League or Council.