(organic chemistry) A monoterpene ketone that is a major constituent of the essential oil of wormwood, C₁₀H₁₆O; thujone.
absinthole
abyssolith
abyssolith
noun
(geology) A mass of igneous rock deep in the crust with no known bottom; a large batholith.
acanthial
acanthial
adj
Of or belonging to the acanthion.
acanthocephali
acantholimon
acanthological
acanthological
adj
of or pertaining to acanthology
acantholysis
acantholysis
noun
(medicine) The loss of intercellular connections, resulting in loss of cohesion between keratinocytes, seen in diseases such as pemphigus vulgaris.
acatholic
acatholic
adj
not Catholic
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
accomplisht
accomplisht
adj
Obsolete form of accomplished.
verb
(obsolete) simple past tense and past participle of accomplish
acephalist
acephalist
noun
(obsolete) One who acknowledges no head or superior
acephalite
acephalite
Noun
A Paulician, a member of an early gnostic Christian heresy.
acetmethylanilide
acetnaphthalide
acetoamidophenol
acetoxyphthalide
acetylcholine
acetylcholine
noun
(biochemistry) A neurotransmitter in humans and other animals. It is an ester of acetic acid and choline with chemical formula CH₃COOCH₂CH₂N⁺(CH₃)₃.
acetylcholinesterase
acetylcholinesterase
noun
(biochemistry) An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid.
acetylcholinic
acetylcholinic
adj
(biochemistry) Of or relating to acetylcholine.
acetylhydrazine
acetylhydrazine
noun
(organic chemistry) The acylhydrazine of acetic acid CH₃CO-NH-NH₂
acetylmethylcarbinol
acetylmethylcarbinol
noun
(organic chemistry) acetoin
acetylphenylhydrazine
achatinella
achatinella
noun
Oahu tree snail (Achatinella spp.).
acherontical
achievability
achievability
noun
The state or condition of being achievable.
achillobursitis
achillobursitis
noun
(pathology) inflammation of a bursa near the Achilles tendon
achitophel
achondroplastic
achondroplastic
adj
(teratology) Of, related to, or suffering from achondroplasia.
achromatically
achromatically
adv
In an achromatic manner.
achromatizable
achromatolysis
achromatolysis
noun
(cytology) dissolution of achromatin
achromatophil
achromatophil
noun
(cytology) A cell (or tissue) that is not readily coloured by stains
achromatophile
achromatophile
adj
Being or relating to an achromatophil.
achromatophilia
achromatophilia
noun
(cytology) The condition of being an achromatophil
achromatophilic
acoluthic
acoluthic
adj
Pertaining to a residual sense impression immediately following a stimulus, as with an afterimage
acrobatholithic
acrobatholithic
adj
Relating to the upward-projecting dome of a batholith
acrolith
acrolith
noun
(historical) An ancient Greek wooden statue furnished with a rupestral head and limbs.
acrolithan
acrolithan
Adjective
Relating to, or like, an acrolith.
acrolithic
acrolithic
adj
Relating to, or like, an acrolith.
acroliths
acroliths
noun
plural of acrolith
acrostichal
acrostichal
adj
(entomology, of bristles) Situated on the mesothorax of some dipteran flies
actinochemical
actinochemical
adj
Relating to actinochemistry.
adelpholite
adenophthalmia
adiathermal
adiathermal
adj
(thermodynamics) adiabatic; not involving transmission of heat
aegithalos
aeneolithic
aeneolithic
adj
Alternative form of Eneolithic
aeolight
aerolith
aerolith
noun
(chiefly historical) A meteorite.
aerolithology
aerolithology
noun
The study of meteorites
aeroliths
aeroliths
noun
plural of aerolith
aerophilatelic
aerophilatelic
adj
Of or relating to aerophilately.
aerophilatelist
aerophilatelist
noun
One who practices aerophilately; a collector of airmail stamps.
aerophilately
aerophilately
noun
(philately) The study or collection of airmail stamps, cancellations, etc.
aerotechnical
aerotechnical
adj
Relating to the technical aspects of flight.
aesthetical
aesthetical
adj
Aesthetic.
Of or pertaining to aesthetics.
Of or pertaining to beauty.
aesthetically
aesthetically
adv
In an aesthetic manner; with a pleasing sensory effect.
aesthiology
aesthophysiology
aesthophysiology
noun
The science of sensation in relation to the actions of the nerves.
aethalia
aethalia
noun
plural of aethalium
aethalides
aethalioid
aethalium
aethalium
noun
A flat, plump fruiting body, formed by the aggregation of plasmodia, in certain slime molds.
aetheling
aetiophyllin
affrightedly
affrightedly
adv
(archaic, poetic) with fright
affrightful
affrightful
adj
(obsolete) frightful
affrightfully
affrightfully
adv
(obsolete) frightfully
affrightingly
affrightingly
adv
(archaic) So as to frighten or terrify.
aflight
aflight
adj
(obsolete) Showing distress, anxiety or other strong emotion.
Covered or filled (with something flying).
Fleeing.
Flying.
afterlight
afterlight
noun
Light that follows something, especially the dim light in the sky after the sun has fully set.
afterwhile
afterwhile
adv
(US, dialect) Afterwards.
agathokakological
agathokakological
adj
(rare) Composed of both good and evil.
aghlabite
aglyphodontia
agrostographical
ahistorical
ahistorical
adj
Lacking historical perspective or context.
ahithophel
ahnfeltia
ailanthic
ailanthus
ailanthus
noun
Any of several deciduous Asiatic trees of the genus Ailanthus, including the tree of heaven.
ailanthuses
ailanthuses
noun
plural of ailanthus
airlight
airtightly
airtightly
adv
Sealed in an airtight manner.
aischrolatreia
aitchless
aitchless
adj
Without pronouncing the /h/ sound.
akolouthia
akoluthia
aktiengesellschaft
alathia
albitophyre
albolith
albolith
noun
A kind of cement, or artificial stone, consisting chiefly of magnesia and silica.
albright
albrightsville
alchemist
alchemist
noun
One who blends material or substances in the nature or supposed nature of alchemy.
One who practices alchemy.
alchemister
alchemistic
alchemistic
Adjective
Of or pertaining to alchemists.
alchemistical
alchemistical
adj
Of or pertaining to alchemists.
alchemistry
alchemistry
noun
(obsolete) alchemy
alchemists
alchemists
noun
plural of alchemist
alchitran
alcithoe
alcoholicity
alcoholicity
noun
A measure of the alcoholic content of something
alcoholimeter
alcoholisation
alcoholisation
noun
Alternative form of alcoholization
alcoholist
alcoholist
noun
(dated) One suffering from alcoholism; an alcoholic.
alcoholization
alcoholization
noun
(obsolete) Reduction to powder.
Saturation with alcohol.
Subjection to the influence of alcoholic spirits.
alcoholmetric
alcoholometric
alcoholometric
adj
Of or pertaining to the measurement of the alcohol content of beers, wines and spirits
alcoholometrical
alcoholometrical
adj
Alternative form of alcoholometric
alcoholytic
alcoholytic
adj
Relating to alcoholysis
alcoothionic
alecithal
alecithal
adj
(biology, of an ovum) Tending to segment uniformly, and having little or no yolk embedded in the protoplasm.
alecithic
aleknight
alethia
alethic
alethic
adj
(logic) Of or pertaining to the various modalities of truth, such as the possibility or impossibility of something being true.
alethiologic
alethiological
alethiological
adj
Of or pertaining to alethiology.
alethiologist
alethiology
alethiology
noun
(logic) The branch of logic dealing with truth and error.
alethopteis
alethopteroid
algaesthesia
algaesthesis
algaesthesis
noun
Alternative spelling of algesthesis
algesthesis
algesthesis
noun
(medicine) Perception or sensation of pain.
algoesthesiometer
algophilist
algophilist
noun
A person who is subject to algophilia; one who derives sexual pleasure from feeling pain.
algorithm
algorithm
noun
(countable) A collection of ordered steps that solve a mathematical problem. A precise step-by-step plan for a computational procedure that possibly begins with an input value and yields an output value in a finite number of steps.
(uncountable, obsolete) Calculation with Arabic numerals; algorism.
algorithmic
algorithmic
adj
(mathematics, computing) Of, relating to, or being an algorithm.
algorithmically
algorithmically
adv
Using an algorithm.
algorithms
algorithms
noun
plural of algorithm
aliethmoid
aliethmoidal
aliethmoidal
adj
(anatomy) Relating to expansions of the ethmoid bone or cartilage.
alight
alight
adj
(figuratively) Aglow with activity or emotion.
Burning, lit, on fire.
Of an electrical light source: switched on and emitting light.
Often followed by with: shining with light; luminous, radiant; also, brightly coloured; vivid.
adv
(also figuratively) Chiefly in set alight: in flames, on fire; aflame.
verb
(also figuratively) Often followed by at, on, or upon: of something aloft: to descend and settle; to land, to lodge, to rest.
(figuratively) Often followed by on or upon: to find by accident; to chance upon, to come upon.
(obsolete) To arrive.
(transitive, also figuratively, obsolete) To make less heavy; to lighten; to alleviate, to relieve.
Often followed by from or off: to get off an animal which one has been riding; to dismount; to descend or exit from a vehicle; hence, to complete one's journey; to stop.
Often followed by on or upon: of a blow, something thrown, etc.: to land heavily.
To cast light on (something); to illuminate, to light up.
To come down or go down; to descend.
To set light to (something); to set (something) on fire; to ignite, to light.
alighted
alighted
verb
simple past tense and past participle of alight
alighten
alighten
verb
To alight, to dismount or get down from.
To alight; to land, to descend and rest.
To lighten; to reduce in weight or heaviness.
To make light; to illuminate or brighten.
alighting
alighting
noun
The act of one who alights.
verb
present participle of alight
alightment
alightment
noun
The act of alighting, or descending and settling.
alightments
alightments
noun
plural of alightment
alights
alights
verb
Third-person singular simple present indicative form of alight
alimentotherapy
alioth
alioth
Proper noun
the brightest star in Ursa Major.
aliphatic
aliphatic
adj
(organic chemistry) Of a class of organic compounds in which the carbon atoms are arranged in an open chain.
noun
(chiefly in the plural) A petroleum fraction containing no aromatic compounds