(sciences) The study of the effect of light on chemicals.
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
actionizing
actionizing
verb
present participle of actionize
acutograve
acylogen
acyrological
acyrology
acyrology
noun
(obsolete, rare) The incorrect use of language
adagietto
adagietto
adv
(music) More lighthearted than adagio.
noun
(music) A tempo mark directing that a passage is to be played slightly faster than adagio.
adagiettos
adagiettos
noun
plural of adagietto
adagio
adagio
adv
(music) Played rather slowly.
noun
(dance) A male-female duet or mixed trio ballet displaying demanding balance, spins and/or lifts.
(music) A tempo mark directing that a passage is to be played rather slowly, leisurely and gracefully.
adagios
adagios
noun
plural of adagio
adagissimo
adagissimo
adv
(music) Very slowly.
addiego
addington
addressograph
addressograph
noun
(historical) A device for making mailing labels, used for much of the 20th century.
adelphogamy
adelphogamy
noun
A form of polyandry where a woman is married to two or more brothers.
Marriage between a brother and a sister.
adelphophagy
adelphophagy
noun
The consumption of one embryo by another in utero, particularly among certain amphibians, sharks and fishes
adenogenesis
adenogenesis
noun
The development of uterine glands (in mammals)
adenogenous
adenographer
adenographic
adenographic
adj
Pertaining to adenography.
adenographical
adenography
adenography
noun
(anatomy) The division of anatomy describing the glands
adenologaditis
adenological
adenological
adj
Pertaining to adenology.
adenology
adenology
noun
The part of physiology that treats of the glands.
adenomeningeal
adenopharyngeal
adenopharyngitis
adenophlegmon
adenophlegmon
noun
(obsolete, pathology) inflammation of a lymph gland
adephagous
adephagous
adj
Relating to the Adephaga
greedy, gluttonous
adiagnostic
adiagnostic
adj
(geology) Difficult to identify.
adipogenic
adipogenic
adj
(biology) That forms fat, or fatty tissue; lipogenic
adipogenous
adipogenous
adj
Producing fat.
adiposogenital
adiposogenital
adj
Pertaining to adipose (fatty tissue) and to the genitals
adjoining
adjoining
adj
Being in contact at some point or line; joining to
verb
present participle of adjoin
adjoiningness
adjourning
adjourning
verb
present participle of adjourn
adjustoring
adlegation
adlegation
noun
A right formerly claimed by the states of the German Empire of joining their own ministers with those of the emperor in public treaties and negotiations to the common interest of the empire.
admonishing
admonishing
noun
admonishment
verb
present participle of admonish
admonishingly
admonishingly
adv
In an admonishing manner.
adolescing
adolescing
verb
present participle of adolesce
adonizing
adonizing
verb
present participle of adonize
adopting
adopting
verb
present participle of adopt
adoring
adoring
adj
Showing adoration or admiration.
noun
adoration
verb
present participle of adore
adoringly
adoringly
adv
In an adoring manner.
adorning
adorning
noun
(archaic) An adornment.
verb
present participle of adorn
adorningly
adorningly
adv
decoratively; using adornments.
adoxography
adoxography
noun
(rhetoric) Fine writing on a minor or trivial subject.
adrenalectomizing
adrenalectomizing
verb
present participle of adrenalectomize
adrogate
adrogate
verb
(transitive, Ancient Rome, law, historical) To adopt (a person who is his own master).
adsignification
adsignification
noun
additional signification
adsorbing
adsorbing
verb
present participle of adsorb
advantageous
advantageous
adj
Being of advantage, beneficial.
advantageously
advantageously
adv
In a manner which provides an advantage; in an advantageous manner.
advantageousness
advantageousness
noun
The state or quality of being advantageous.
advocating
advocating
verb
present participle of advocate
aechmagoras
aecidiostage
aeciostage
aedoeagi
aedoeagus
aedoeology
aegaeon
aegaeon
Proper noun
A moon of Saturn.
aegagropila
aegagropilae
aegagropile
aegagropiles
aegemony
aegicores
aegilops
aegilops
noun
(obsolete) The goatgrass (Aegilops spp.) or other grass found as a corn-weed.
An ulcer or fistula in the inner angle of the eye.
aegiochus
aegirinolite
aegithalos
aegithognathae
aegithognathism
aegithognathous
aegophony
aegophony
noun
Alternative form of egophony
aegopodium
aegospotami
aegrotant
aegrotat
aegrotat
noun
(Britain) An unclassified degree awarded to such a student.
(Britain, dated) A certificate indicating that a student is ill, excusing attendance at lectures and examinations and allowing courses to be passed without finishing the work.
aeolight
aerobacteriological
aerobacteriologically
aerobacteriologist
aerobacteriology
aerobating
aerobating
verb
present participle of aerobate
aerobicizing
aerobicizing
verb
present participle of aerobicize
aerobiologic
aerobiologic
adj
Pertaining to, or characteristic of, aerobiology.
aerobiological
aerobiological
adj
Pertaining to aerobiology.
aerobiologically
aerobiologically
adv
In an aerobiological way.
aerobiologist
aerobiologist
noun
A biologist specializing in aerobiology.
aerobiology
aerobiology
noun
The study of the dispersion of airborne biological materials, as pollen, spores, microorganisms, or viruses.
aerobraking
aerobraking
noun
(astronautics) The use of atmospheric drag to reduce the velocity of a spacecraft, especially so as to establish a stable orbit and to reduce fuel consumption.
verb
present participle of aerobrake
aerocartograph
aerocartograph
noun
(historical) A kind of stereoplotter.
aerocartography
aerocartography
noun
The making of maps based on an aerial survey of the terrain.
aerodontalgia
aerodontalgia
noun
(dentistry) Pain in the teeth caused by changes in air pressure.
aerogel
aerogel
noun
A porous, ultralight solid-state substance, similar to gel, in which the liquid component is replaced with gas.
aerogels
aerogels
noun
plural of aerogel
aerogen
aerogen
noun
Any noble gas.
aerogene
aerogenes
aerogenesis
aerogenesis
noun
The production of gas or air.
aerogenic
aerogenic
adj
(biology) Producing gas or air (used especially of some bacteria)
aerogenically
aerogenically
adv
By means of aerogenesis.
aerogenous
aerogenous
adj
(biology) Transmitted through the air.
aerogeography
aerogeologist
aerogeologist
noun
One who carries out aerogeology.
aerogeology
aerogeology
noun
Geological investigations carried out from the air.
aerognosy
aerogram
aerogram
noun
(dated) A wireless message.
(dated, rare) A telegram whose transmission included at least one segment sent via airplane.
(medicine, rare) A pneumogram.
A thin piece of foldable and gummed paper for writing a letter and serving as its own envelope for transit via airmail.
aerogramme
aerogramme
noun
Alternative spelling of aerogram
aerogrammes
aerogrammes
noun
plural of aerogramme, the alternative spelling of aerogram.
aerograms
aerograms
noun
plural of aerogram
aerograph
aerograph
noun
A kind of airbrush.
aerographer
aerographer
noun
One versed in aerography; an aerologist.
aerographic
aerographic
adj
Relating to aerography.
aerographical
aerographical
adj
Synonym of aerographic
aerographics
aerographics
noun
Synonym of aerography (“production of weather charts”)
aerographies
aerography
aerography
noun
A branch of surrealist art in which a three-dimensional object is used as a stencil.
The production of weather charts.
aerogun
aerogun
noun
(dated) An antiaircraft cannon.
aerolithology
aerolithology
noun
The study of meteorites
aerologic
aerologic
adj
Pertaining to aerology, characteristic of aerology.
aerological
aerological
adj
Relating to aerology.
aerologies
aerologies
noun
plural of aerology
aerologist
aerologist
noun
One who studies, or is knowledgable in, aerology.
aerologists
aerologists
noun
plural of aerologist
aerology
aerology
noun
The branch of meteorology involving the observation of the atmosphere by means of balloons, kites, rockets, drones, airplanes, etc.
The study of the air and of the atmosphere and technological methods involved. Used in the US Navy until early 1957 to encompass operations as well as scientific knowledge.
aeromagnetic
aeromagnetic
adj
Of or pertaining to aeromagnetics
aerometeorograph
aerometeorograph
noun
A meteorograph designed for use in an aircraft or other flying vehicle.
aerophagia
aerophagia
noun
aerophagy
aerophagist
aerophagist
noun
(medicine) A person who gulps in air.
aerophagy
aerophagy
noun
(medicine) the swallowing of air, especially in hysteria.
aerophotography
aerophotography
noun
aerial photography
aerosolizing
aerosolizing
verb
present participle of aerosolize
aeruginous
aeruginous
adj
Of or pertaining to copper-rust or verdigris.
aerugo
aerugo
noun
metallic rust, particularly of brass or copper; verdigris
aerugos
aesthiology
aesthophysiology
aesthophysiology
noun
The science of sensation in relation to the actions of the nerves.
aetheogam
aetheogam
noun
(botany) A cryptogam; a plant of the obsolete taxonomic class Cryptogamia, having neither stamina nor pistils, and therefore no proper flowers, such as an alga, fern, fungus, lichen or moss.
aetheogamic
aetheogamous
aetheogamous
adj
(botany) Of the nature of an aetheogam.
aethogen
aethogen
noun
(chemistry) A compound of nitrogen and boron which, when heated before the blowpipe, gives a brilliant phosphorescent; boric nitride.