(analytical chemistry) The constant a in the Beer's law relation A = abc, where A is the absorbance, b the path length, and c the concentration of solution. Also known as absorptive power. Formerly known as absorbency index; absorption constant; extinction coefficient.
(thermodynamics) The fraction of radiation absorbed by a surface to the total radiation incident on the surface.
The quality of being absorptive; absorptiveness.
acanthopanax
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acarophilous
acarophilous
adj
(biology, rare) That lives in a symbiosis with mites
(botany, rare) That is pollinated by mites
acceptations
acceptations
noun
plural of acceptation
accompanable
accompanable
adj
(obsolete) sociable
accompanists
accompanists
noun
plural of accompanist
accompanying
accompanying
adj
Present together.
noun
That which accompanies; accompaniment.
verb
present participle of accompany
accompanyist
accompanyist
noun
Alternative spelling of accompanist
accomplement
accompletive
accompletive
adj
(rare) Tending to accomplish.
accomplicity
accomplicity
noun
(rare) The act or state of being an accomplice.
accomplished
accomplished
adj
Completed; effected; established.
Having many accomplishments, often as a result of study or training.
Showing skill and artistry.
verb
simple past tense and past participle of accomplish
accomplisher
accomplisher
noun
One who accomplishes.
accomplishes
accomplishes
verb
Third-person singular simple present indicative form of accomplish
accouplement
accouplement
noun
(rare) That which couples, as a tie or brace
(rare) The act of coupling, or the state of being coupled; union
acephalocyst
acephalocyst
noun
(zoology) A larval entozoön in the form of a subglobular or oval vesicle, or hydatid, filled with fluid, sometimes found in the tissues of man and the lower animals; -- so called from the absence of a head or visible organs on the vesicle. These cysts are the immature stages of certain tapeworms. Also applied to similar cysts of different origin.
acerbophobia
acetomorphin
acetophenine
acetophenone
acetophenone
noun
(organic chemistry) The aromatic ketone phenyl methyl ketone, used in the manufacture of very many organic compounds
acetylphenol
achluophobia
achluophobia
noun
The fear of darkness.
achromatopia
achromatopia
noun
defective ability to see colours
achromatopsy
achromatopsy
noun
color blindness; inability to distinguish colors; daltonism, achromatopia
acidophilous
acidophilous
adj
That thrives in an acidic environment
acipenseroid
acipenseroid
noun
Synonym of chondrostean
acridophagus
acridophagus
noun
(rare) One who eats grasshoppers and locusts
acroasphyxia
acroasphyxia
noun
(pathology) Impaired circulation to the fingers
acrocephalia
acrocephalia
noun
(medicine) A deformity of the head in which the top is more or less pointed.
acrocephalic
acrocephalic
adj
Possessing a pointed skull.
noun
A person suffering from a pointed skull.
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
actinocarpic
actinography
actinography
noun
measurement with an actinograph
actinomorphy
actinomorphy
noun
The condition of being actinomorphic.
actinophonic
actinophonic
adj
Relating to the production of sound by means of the actinic, or ultraviolet, rays.
actinophryan
actinopraxis
actinopteran
adaptational
adaptational
adj
(biology) Applied to physiological or functional modifications of parts or organs, as distinguished from morphological or structural changes.
Relating or pertaining to adaptation, or the adjustment of one thing to another; adaptive
adelomorphic
adelphophagy
adelphophagy
noun
The consumption of one embryo by another in utero, particularly among certain amphibians, sharks and fishes
adenographer
adenographic
adenographic
adj
Pertaining to adenography.
adenophoreus
adenophorous
adenophorous
adj
(botany) Producing glands.
adenotyphoid
adiamorphism
adiaphoresis
adiaphoresis
noun
(medicine) Lack of sweating; anhidrosis.
adiaphoretic
adipofibroma
adiponitrile
adiponitrile
noun
(organic chemistry) The nitrile derived from adipic acid
adoptability
adoptability
noun
The property of being adoptable.
adoptianisms
adoptionisms
adoptionists
adoptionists
noun
plural of adoptionist
adpromission
adrenotropic
adrenotropic
adj
That stimulates the adrenal glands or adrenal cortex
adrianopolis
adsorptively
adsorptively
adv
In an adsorptive manner; with a tendency toward or characteristic of adsorption.
adstipulator
advocateship
advocateship
noun
(now rare) The office or function of an advocate; advocacy.
aechmophorus
aecidiospore
aegagropilae
aegagropiles
aelurophobia
aelurophobia
noun
Alternative spelling of ailurophobia
aeluropodous
aeolotropism
aeolotropism
noun
aeolotropy
aerobioscope
aerobioscope
noun
An instrument that collects the bacterial content of air
aerographics
aerographics
noun
Synonym of aerography (“production of weather charts”)
aerographies
aerophysical
aerophysical
adj
Relating to aerophysics.
aeroplankton
aeroplankton
noun
The tiny lifeforms that float and drift in the air, carried by the current of the wind.
aeropleustic
aeropleustic
adj
(humorous) Of or pertaining to aerial navigation.
aeroporotomy
aethrioscope
aethrioscope
noun
(meteorology) A device for measuring temperature variations due to different atmospheric conditions, such as cloud or clear skies.
aetiophyllin
aghorapanthi
aglyphodonta
agoraphobiac
agoraphobiac
noun
One who fears open spaces, crowds, or uncontrolled social conditions.
agoraphobias
agoraphobias
noun
plural of agoraphobia
agoraphobics
agoraphobics
noun
plural of agoraphobic
agriotypidae
aichmophobia
aichmophobia
noun
The fear of needles and other pointed or sharp objects.
ailurophiles
ailurophiles
noun
plural of ailurophile
ailurophilia
ailurophilia
noun
A fondness or love for cats or other felines.
ailurophilic
ailurophilic
adj
Of or relating to ailurophilia or ailurophiles.
ailurophobes
ailurophobes
noun
plural of ailurophobe
ailurophobia
ailurophobia
noun
An irrational fear or hatred of cats or other felines.
ailurophobic
ailurophobic
adj
Having or relating to a fear or hatred of cats.
albopruinose
alcaptonuria
alcaptonuria
noun
Alternative spelling of alkaptonuria
alkaptonuria
alkaptonuria
noun
(medicine) A rare inherited genetic disorder of phenylalanine and tyrosine metabolism, causing the accumulation and eventual excretion of alkapton.
alkaptonuric
alkaptonuric
adj
Relating to alkaptonuria
allelomorphs
allelomorphs
noun
plural of allelomorph
allelopathic
allelopathic
adj
relating to an allelopathy
allelotropic
allodelphite
allomorphism
allomorphism
noun
(chemistry) The property of a compound which has more than one crystalline form or allomorph.
allomorphite
allopathetic
allopathetic
adj
Involving or based on allopathy; allopathic.
allophanamid
allophanates
allophanates
noun
plural of allophanate
allopurinols
allopurinols
noun
plural of allopurinol
allothimorph
allotropical
allotropical
adj
(chemistry, rare) Of or pertaining to an element that exhibits allotropy.
alpenstocker
alpenstocker
noun
A mountain-climber, especially one that uses an 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.
aluminaphone
amathophobia
amathophobia
noun
Fear of dust.
ambleocarpus
amblyopsidae
americophobe
americophobe
Noun
Americanophobe
amidoplastid
aminocaproic
aminocaproic
adj
Of or pertaining to aminocaproic acids and their derivatives
aminopherase
aminoplastic
aminoplastic
noun
melamine/formaldehyde resin
aminopterins
aminopterins
noun
plural of aminopterin
aminopyrines
aminopyrines
noun
plural of aminopyrine
amnioclepsis
amorphophyte
amorphophyte
noun
Any plant with flowers of an irregular or anomalous shape
ampelography
ampelography
noun
(botany) The discipline within botany concerned with the taxonomy of cultivars in the grapevine genus, Vitis.
ampelograpny
ampelopsidin
ampelosicyos
amperometric
amperometric
adj
(chemistry, physics) That involves measurement of an electric current during a process such as titration
amphibiology
amphibiology
noun
The branch of science that deals with amphibious animals.
amphibiontic
amphibiotica
amphibiously
amphibiously
adv
In an amphibious manner.
In the manner of an amphibian.
amphibolites
amphibolites
noun
plural of amphibolite
amphibolitic
amphibolitic
adj
Of, pertaining to, or composed of an amphibolite.
amphicarpous
amphicarpous
adj
Alternative form of amphicarpic
amphicoelian
amphicoelian
adj
amphicoelous
amphicoelous
amphicoelous
adj
(zoology, of vertebrae) Having both ends concave; biconcave.
amphicondyla
amphictyonic
amphictyonic
adj
(Ancient Greece) Of or relating to the amphictyons or their League or Council.
amphicyrtous
amphidesmous
amphidiploid
amphidiploid
adj
(genetics) Having a diploid set of chromosomes from each of its parents
noun
(biology) Such an organism
amphierotism
amphimorulae
amphineurous
amphipeptone
amphistomoid
amphistomous
amphistomous
adj
(zoology) Having a sucker at each extremity.
amphithurons
amphithyrons
amphitropous
amphitropous
adj
(botany) Having the ovule bent so that the ends are near each other.
amphopeptone
amphopeptone
noun
(biochemistry) A product of gastric digestion, a mixture of hemipeptone and antipeptone.
amphophilous
amphophilous
adj
Synonym of amphophilic
amphoriloquy
amphoriloquy
noun
(medicine) A condition where the voice is characterized by amphoric sound over the patient's lung cavity.