One versed in acoustics, especially a physicist who specializes in acoustics.
acquisition
acquisition
noun
(computing) The process of sampling signals that measure real world physical conditions and converting these signals into digital numeric values that can be manipulated by a computer.
The act or process of acquiring.
The thing acquired or gained; a gain.
acquophonia
acrimonious
acrimonious
adj
(archaic) Harsh and sharp, or bitter and not pleasant to the taste; acrid, pungent.
(figuratively) Angry, acid, and sharp in delivering argumentative replies: bitter, mean-spirited, sharp in language or tone.
acroclinium
acroclinium
noun
Any Australian plant of the former genus Acroclinium (now named Rhodanthe)
actinologue
actinologue
noun
(biology) Part of an actinomere
acumination
acumination
noun
A sharpening; termination in a sharp point; a tapering point.
adiaphanous
adiaphanous
adj
Not transparent; not translucent; not diaphanous; opaque.
adipogenous
adipogenous
adj
Producing fat.
adjunctions
adjunctions
noun
plural of adjunction
adjurations
adjurations
noun
plural of adjuration
adjustation
adjustation
noun
(rare) Adjustment.
adjustoring
adumbration
adumbration
noun
(countable) A faint sketch; a brief representation, an outline.
(countable, philosophy, specifically phenomenology) The form of an object as seen by an observer.
(countable, uncountable, figuratively) A rough or symbolic representation; a vague indication of what is to come, a foreshadowing.
(specifically, heraldry) The outline of a charge (“image displayed on an escutcheon”), sometimes filled in with a darker shade than the field.
(uncountable) The state of being in shadow or shade; (countable) a shadow.
aeronautics
aeronautics
noun
The design, construction, mathematics and mechanics of aircraft and other flying objects
The theory and practice of aircraft navigation
aeronautism
aeronautism
noun
The practice of aeronautic travel.
aetosaurian
aetosaurian
noun
Any aetosaur of the order †Aetosauria
afunctional
afunctional
adj
Not functional.
agglutinoid
ailuromania
albugineous
albugineous
adj
Of the nature of, or resembling, the white of the eye, or of an egg; albuminous; applied to textures, bodily fluids, etc., which are perfectly white.
albuminosis
albuminosis
noun
(archaic, pathology) A condition of the blood characterized by the presence of more than the usual amount of albumin; hyperalbuminemia.
alcicornium
algonquians
allocutions
allocutions
noun
plural of allocution
allopurinol
allopurinol
noun
(pharmacology) A synthetic drug which inhibits uric acid formation, used to treat gout and related conditions.
alluviation
alluviation
noun
The deposition of alluvium (sediment) by a river.
alsinaceous
altiloquent
altiloquent
adj
Pompous, or pretentious in speech
aluminiform
aluminiform
adj
Having the form of alumina.
aluminosity
aluminotype
aluminotype
noun
A form of printing plate made of a sheet of aluminium.
aluniferous
ambulations
ambulations
noun
plural of ambulation
aminopurine
aminopurine
noun
(organic chemistry) Any amino derivative of a purine
ammunitions
ammunitions
noun
plural of ammunition
amphigenous
amphigenous
adj
(botany) Increasing in size by growth on all sides, as in the lichens.
(psychology, obsolete) Relating to a form of inversion where the desired partner may be either male or female, i.e. bisexuality.
amphigonium
amphigonous
amphigonous
adj
(biology) Relating to both parents.
amphithuron
amputations
amputations
noun
plural of amputation
anacoluthia
anacoluthia
noun
(grammar) A syntactic construction in which an element is followed by another that does not agree properly
anacoluthic
anacoluthic
adj
Of, pertaining to, being, or resembling an anacoluthon.
anaerobious
anaerobious
adj
(archaic) anaerobic
anakoluthia
anatiferous
anatiferous
adj
Producing ducks. Formerly used of barnacles, since it was believed that they produced ducks and geese.
androconium
androconium
noun
A specialised, glandular scale, on the forewings of some butterflies, that emits pheromones
androginous
androgonium
androtauric
angiomatous
angiomatous
adj
Relating to an angioma.
anguimorpha
angulations
angulations
noun
plural of angulation
anisandrous
anisanthous
anisogamous
anisogamous
adj
being married to someone whose age differs by an unusually large degree from one's own.
having a sexual partner whose age differs by an unusually large degree from one's own.
anisogenous
anisogynous
anisomerous
anisomerous
adj
(botany) Having the number of floral organs unequal.
anisopodous
annulations
annulations
noun
plural of annulation
annullation
annullation
noun
(obsolete) Annulment.
annunciator
annunciator
noun
(UK, railways) A buzzer in a signal box that sounds when a train activates a treadle positioned on the track, and thus provides a warning or announcement of a nearby train.
A signalling device that shows which of several electrical circuits is active, especially such a device in a telephone switchboard
An officer in the church of Constantinople, whose business it was to inform the people of the festivals to be celebrated.
Anything that announces something
antibilious
antibilious
adj
(pharmacology) Countering liver disorder.
antibubonic
antibubonic
adj
Countering bubonic plague.
anticarious
anticarious
adj
(dentistry) That prevents, or counteracts caries
anticouncil
anticouncil
noun
A council set up in opposition to another council.
antidromous
antidromous
adj
(botany) Changing the direction in the spiral sequence of leaves on a stem.
antifouling
antifouling
adj
That prevents or counteracts the buildup of barnacles and other deposits on undersea surfaces such as those of boats.
noun
Any substance that prevents or counteracts the buildup of barnacles and other deposits on undersea surfaces such as those of boats.
(physics) The antiparticle corresponding to a neutron.
antinucleon
antinucleon
noun
(physics) The antiparticle of a nucleon
antipopular
antipopular
adj
Opposing the people.
antiquation
antiquation
noun
(countable) Something that is antique or obsolete.
(uncountable) The process of becoming antique or obsolete.
antisudoral
antisudoral
adj
Preventing sweating.
antitropous
antitropous
adj
(botany) Displaying, of, or pertaining to antitropy.
antitumoral
antitumoral
adj
(oncology) antitumor
anxiousness
anxiousness
noun
A feeling of anxiety.
The state of being anxious.
apiculation
aponeurosis
aponeurosis
noun
(anatomy) A flattened pearly white fibrous membrane taking the place of a tendon that binds together and forms the terminations and attachments of muscles or connects them to other body parts like skin or bone.
aponeurotic
aponeurotic
adj
(anatomy) Of or pertaining to an aponeurosis.
archegonium
archegonium
noun
(botany) A multicellular reproductive structure that contains a large, non-motile gamete (egg cell), and within which an embryo will develop.
archineuron
arcifinious
arcifinious
adj
(law, dated) Having a natural boundary, like a river, rather than an artificial dividing line.
arenicolous
arenicolous
adj
(biology) living or burrowing in sand
arundineous
arundineous
adj
(rare) Abounding in reeds; reedy.
assumptions
assumptions
noun
plural of assumption
astronautic
astronautic
adj
Of or pertaining to astronautics.
attenuation
attenuation
noun
(biology) A weakening in the virulence of a pathogen or other microorganism.
(botany) The tapering of a leaf etc to a fine point.
(brewing) The proportion of sugar that is converted to ethanol by a yeast.
(engineering) A fabrication process in which a material is stretched out into a thin shape.
(homeopathy) The reduction of the active principles of medicines to minute doses.
(physics) A reduction in the level of some property with distance, especially the amplitude of a wave or the strength of a signal.
A gradual diminishing of strength.
attribution
attribution
noun
(law) A legal doctrine by which liability is extended to a defendant who did not actually commit the tortious or criminal act.
An explicit or formal acknowledgment of ownership or authorship.
The act of attributing something.
auchincloss
auctioneers
auctioneers
noun
plural of auctioneer
audiotaping
audiotaping
verb
present participle of audiotape
auditioning
auditioning
verb
present participle of audition
aulacomnium
aurocyanide
aurocyanide
noun
(inorganic chemistry, uncountable) The complex anion, Au(CN)₂⁻, produced when gold is dissolved as part of the cyanide process.
aurodiamine
austronesia
austronesia
Proper noun
The Pacific islands of Indonesia, Melanesia, Micronesia, and Polynesia considered as a group.
authigenous
authigenous
adj
authigenic
authorising
authorising
verb
present participle of authorise
authorizing
authorizing
verb
present participle of authorize
autoboating
autocamping
autocamping
verb
present participle of autocamp
autocarpian
autocinesis
autoclaving
autoclaving
noun
sterilization in an autoclave
verb
present participle of autoclave
autodialing
autodialing
verb
present participle of autodial
autodynamic
autodynamic
adj
Supplying its own power.
autogenesis
autogenesis
noun
(biology) The supposed creation of living organisms from nonliving matter.
autogenetic
autogenetic
adj
Of or pertaining to autogenesis.
Self-generated.
autognostic
autognostic
adj
self-aware
autokinesis
autokinesis
noun
A visual illusion in which a stationary source of light appears to move.
Spontaneous or voluntary movement; movement due to an internal cause.
autokinetic
autokinetic
adj
(historical) Of a fire-alarm telegraphy system, arranged so that when one alarm is being transmitted, no other alarm, sent in from another point, will be transmitted until after the first alarm has been disposed of.
Moving by itself or automatically.
autoloading
autoloading
noun
(programming) Capability of loading and linking portions of a program from mass storage automatically when needed.
verb
present participle of autoload
automations
automations
noun
plural of automation
autonomical
autonomical
adj
Alternative form of autonomic
autonomists
autonomists
noun
plural of autonomist
autoscience
autosymnoia
autoturning
autovaccine
autovaccine
noun
autogenous vaccine
auxiliation
axonolipous
axonolipous
adj
Belonging to the Axonolipa.
azosulphine
azothionium
badmouthing
badmouthing
verb
present participle of badmouth
bangiaceous
basculation
basculation
noun
(geology) The tilting of a geological layer.
(medicine, archaic) The replacement of a retroverted uterus by swinging it into its place.
belabouring
belabouring
verb
present participle of belabour
belorussian
bernoullian
biconjugate
biconjugate
adj
(botany) paired twice
(mathematics) conjugate in two ways
bifurcation
bifurcation
noun
(biology) A division into two branches.
(by extension) Any place where one thing divides into two.
(computer science) A command that executes one block or other of commands depending on the result of a condition.
(geography) A place where two roads, tributaries etc. part or meet.
(mathematics) The change in the qualitative or topological structure of a given family as described by bifurcation theory.
(nautical) The point where a channel divides when proceeding from seaward.
Either of the forks or other branches resultant from such a division.
The act of bifurcating; branching or dividing in two.
bimucronate
bimucronate
adj
(biology) Having two mucros
binocularly
binocularly
adv
In a binocular manner.
bisinuation
bistournage
bivouacking
bivouacking
verb
present participle of bivouac
blanquillos
blanquillos
noun
plural of blanquillo
boragineous
boragineous
adj
(botany) Relating to the borage tribe; boraginaceous.