(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
absorptiveness
absorptiveness
noun
The quality of being absorptive; absorptive power.
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.
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
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
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.
acception
acception
noun
(obsolete) Acceptation; received meaning.
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
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
accouplement
accouplement
noun
(rare) That which couples, as a tie or brace
(rare) The act of coupling, or the state of being coupled; union
acetaminophen
acetaminophen
noun
(Canada, US) A white crystalline compound used in medicine as an anodyne to relieve pain and reduce fever.
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
acetylphenol
acetyltropeine
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acrotrophoneurosis
actinophone
actinophone
noun
An apparatus for the production of sound by the action of the actinic, or ultraviolet, rays.
actinophore
actinophore
noun
(biology) A cartilaginous spine that supports the fin rays of fish
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
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.
ademption
ademption
noun
(law) In the law of wills, the determination of what happens when property left under a will is no longer in the testator's estate when the testator dies.
adenectopia
adenectopic
adenohypersthenia
adenolipomatosis
adenolipomatosis
noun
(pathology) The formation of numerous adenolipomas in the neck, axilla and groin
adenopathy
adenopathy
noun
(pathology) Swelling or enlargement of the glands (especially the lymph nodes); any glandular disease.
adenopharyngitis
adenophthalmia
adenotyphoid
adenotyphus
adenylpyrophosphate
adenylpyrophosphate
noun
Synonym of adenosine triphosphate
adeption
adeption
noun
(obsolete) An obtaining; attainment.
adespoton
adiponitrile
adiponitrile
noun
(organic chemistry) The nitrile derived from adipic acid
adiposogenital
adiposogenital
adj
Pertaining to adipose (fatty tissue) and to the genitals
adoperation
adrenocorticotrophic
adrenocorticotrophic
adj
Alternative form of adrenocorticotropic
adrenocorticotrophin
adrenocorticotrophin
noun
(biochemistry) adrenocorticotropic hormone
adrenocorticotropic
adrenocorticotropic
adj
That stimulates the adrenal cortex.
adrenotrophin
adrenotropic
adrenotropic
adj
That stimulates the adrenal glands or adrenal cortex
adsorptiveness
adsorptiveness
noun
The property of being adsorptive, of tending toward or being characterized by adsorption.
aeolopantalon
aeolopantalon
noun
(music) An obsolete musical instrument combining the aeolomelodicon with a piano, allowing them to be played separately or together.
aepyornithidae
aepyornithiformes
aeroperitoneum
aeroperitonia
aeroplanist
aeroplanist
noun
(archaic) an aeroplane pilot
aeroplankton
aeroplankton
noun
The tiny lifeforms that float and drift in the air, carried by the current of the wind.
aetiophyllin
afterimpression
afterimpression
noun
Alternative spelling of after-impression
afterpotential
afterpotential
noun
A small, transitory electrical potential that follows, and is dependent upon the main potential produced when a nerve is stimulated; seen as a small positive or negative spike on an oscillograph output.
agapemonist
agapemonite
agglutinoscope
agglutinoscope
noun
An instrument that is used to observe agglutination in vitro
aggroupment
aggroupment
noun
Arrangement in a group or in groups; grouping.
aldopentose
aldopentose
noun
(biochemistry) A pentose that is also an aldose.
alimentotherapy
alipterion
alkaptone
allenport
allophanate
allophanate
noun
(organic chemistry) Any salt or ester of allophanic acid
allophanates
allophanates
noun
plural of allophanate
alpenstock
alpenstock
noun
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
alphabetisation
alphabetisation
noun
The act or process of arranging in alphabetical order.
alphabetization
alphabetization
noun
Alternative form of alphabetisation
alternipetalous
alternisepalous
aluminotype
aluminotype
noun
A form of printing plate made of a sheet of aluminium.
alymphopotent
ambisporangiate
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.
aminopeptidase
aminopeptidase
noun
(biochemistry) Any of several enzymes that catalyze the hydrolysis of the peptide bond of the terminal amino acid at the amino end of a polypeptide or protein
aminopolypeptidase
aminopolypeptidase
noun
(biochemistry) The enzyme cytosol alanyl aminopeptidase.
aminopterin
aminopterin
noun
(pharmacology) A 4-amino analog of folic acid used as a chemotherapy drug.
aminopterins
aminopterins
noun
plural of aminopterin
aminothiophen
amphictyonies
amphictyonies
noun
plural of amphictyony
amphipeptone
amphisporangiate
amphopeptone
amphopeptone
noun
(biochemistry) A product of gastric digestion, a mixture of hemipeptone and antipeptone.
amphotericin
amphotericin
noun
(biochemistry) Any of a group of amphoteric antibiotic and antifungal agents derived from Streptomyces bacteria.
amplexation
amplexation
Noun
An embrace.
amylopectin
amylopectin
noun
(biochemistry) A highly branched, insoluble form of starch (the soluble form being amylose)
amylopectins
amylopectins
noun
plural of amylopectin
anacamptometer
anaemotropy
anaerophyte
anaerophyte
noun
Any plant that does not require a direct supply of air
anaeroplastic
anaeroplasty
anamorphote
anaphylactogen
anaphylactogen
noun
(medicine) A substance likely to or capable of producing an adverse reaction (anaphylaxis) in a person.
anaphylactogenic
anaphylactogenic
adj
That tends to cause anaphylaxis.
anaplerotic
anaplerotic
adj
(biochemistry, of a reaction) Forming intermediates of a metabolic pathway (eg. the tricarboxylic acid cycle).
(medicine, dated) Filling up; promoting granulation of wounds or ulcers.
noun
A remedy which promotes such granulation.
anapnometer
anapodeictic
anapodeictic
adj
(rare, rhetoric) Not able to be shown or proved by argument; undemonstrable.
anapterygota
anapterygote
anapterygotism
anapterygotous
anaptomorphidae
anastrophe
anastrophe
noun
(rhetoric) Unusual word order, often involving an inversion of the usual pattern of the sentence.
anastrophes
anastrophes
noun
plural of anastrophe
anderstorp
androgametophore
andropetalar
andropetalous
anemometrograph
anemometrograph
noun
(archaic) An anemograph.
anemometrographic
anemometrographically
anemopathy
anemotropic
anemotropic
adj
Exhibiting or relating to anemotropism.
anemotropism
anemotropism
noun
(botany) The orientation of plants in response to the direction of the wind.