(evolutionary theory) The origination of living organisms from lifeless matter; such genesis as does not involve the action of living parents.
abiogenetic
abiogenetic
adj
(biology) Of or pertaining to abiogenesis, originated by abiogenesis.
abiogenists
abiogenists
noun
plural of abiogenist
abnegations
abnegations
noun
plural of abnegation
abnormalise
abnormalise
verb
Non-Oxford British English standard spelling of abnormalize.
abnormalize
abnormalize
verb
(transitive) To make abnormal.
abnormities
abnormities
noun
plural of abnormity
abolishment
abolishment
noun
The act of abolishing; abolition; destruction.
abortogenic
abortogenic
adj
Causing abortion; abortifacient.
noun
A substance that induces abortion; an abortifacient.
abreactions
abreactions
noun
plural of abreaction
abruptiones
absentation
absentation
noun
The act of absenting oneself.
abstentions
abstentions
noun
plural of abstention
abstentious
abstentious
adj
Characterized by abstinence; self-restraint.
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.
accersition
accessional
accessional
adj
(rare) Pertaining to accession; additional.
accessioned
accessioned
verb
simple past tense and past participle of accession
accessioner
accessioner
noun
One who accessions.
accompanied
accompanied
adj
Having accompaniment; being part of a group of at least two.
verb
simple past tense and past participle of accompany
accompanier
accompanier
noun
Someone or something that accompanies.
accompanies
accompanies
verb
Third-person singular simple present indicative form of accompany
accoutering
accoutering
verb
present participle of accouter
acetonaemia
acetonaemia
noun
Alternative form of acetonemia
acetonaemic
acetonaemic
adj
Alternative form of acetonemic
acetonation
acetonation
noun
The process of acetonating.
acetophenin
acetopyrine
acetopyrine
noun
(medicine) An acetylsalicylate of antipyrine
acetylation
acetylation
noun
(organic chemistry) The reaction of a substance with acetic acid or one of its derivatives; the introduction of one or more acetyl groups into a substance.
achondrites
achondrites
noun
plural of achondrite
acinetiform
acinetiform
adj
(zoology) Resembling the Acinetae.
acrindoline
acrocentric
acrocentric
adj
(genetics) (of a chromosome) Having the centromere very near to one end, and thus having a long arm, and a very short arm.
noun
A chromosome that has the centromere very near to one end, and thus has a long arm, and a very short arm.
acronymized
acronymized
verb
simple past tense and past participle of acronymize
acrophonies
acrophonies
noun
plural of acrophony
actaeonidae
actinodrome
actinodrome
adj
Alternative form of actinodromous
actinolites
actinolites
noun
plural of actinolite
actinologue
actinologue
noun
(biology) Part of an actinomere
actinomeric
actinomeric
adj
Relating to actinomeres
actinometer
actinometer
noun
(physics) A device used to measure the heating power of electromagnetic radiation, especially that of solar radiation.
actinometry
actinometry
noun
the measurement of the chemical or actinic energy of light
the measurement of the heating power of electromagnetic radiation, especially that of solar radiation
actinomyces
actinomyces
noun
A bacterium (species) of the genus Actinomyces.
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
actinopteri
actinostome
actinostome
noun
(zoology) The mouth or anterior opening of a coelenterate animal.
adenectopia
adenectopic
adenization
adenodermia
adenoiditis
adenoiditis
noun
(medicine) Inflammation of the adenoid in the human throat.
adenolipoma
adenolipoma
noun
(oncology) A benign lipoma of a gland containing both glandular and fat tissue.
adinvention
adipogenous
adipogenous
adj
Producing fat.
adiposeness
adiposeness
noun
The state or quality of being adipose.
adjectional
adjectional
adj
Pertaining to adjection; that is, or may be, annexed.
admonishers
admonishers
noun
plural of admonisher
adoperation
adrenolysis
adrenolytic
adrenolytic
adj
(biochemistry) That inhibits the production or function of adrenaline
aeneolithic
aeneolithic
adj
Alternative form of Eneolithic
aepyornises
aerifaction
aerifaction
noun
aeration
hyperinflation (of the lungs)
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
aerodonetic
aerodonetic
adj
Relating to aerodonetics.
aerodynamic
aerodynamic
adj
having a shape that reduces drag when moving through the air
of, or relating to the science of aerodynamics
aerogenesis
aerogenesis
noun
The production of gas or air.
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.
aeronomical
aeronomical
adj
Of or pertaining to aeronomy
aeronomists
aeronomists
noun
plural of aeronomist
aeroplanist
aeroplanist
noun
(archaic) an aeroplane pilot
aerostation
aerostation
noun
(obsolete) Aerial navigation; the art of raising and guiding balloons in the air.
(obsolete) The science of weighing air; aerostatics.
aestivation
aestivation
noun
(biology) A state of inactivity and metabolic depression during summer: the summer version of hibernation.
(botany) The arrangement (vernation) of the parts of a flower inside a bud; prefloration.
(obsolete) The spending or passing of a summer.
aetosaurian
aetosaurian
noun
Any aetosaur of the order †Aetosauria
affectation
affectation
noun
An attempt to assume or exhibit what is not natural or real; false display; artificial show.
An unusual mannerism.
affectional
affectional
adj
Pertaining to the affections; affective; characterized by emotion
affectioned
affectioned
adj
(archaic) Feeling a certain affection for; disposed.
(archaic) affected, pompous
(archaic) obstinate, willful
(archaic) zealous, earnest
verb
simple past tense and past participle of affection
afforesting
afforesting
verb
present participle of afforest
aftercoming
aftercoming
adj
(obstetrics) Specifically, of a baby's head: following the rest of the body out of the womb, rather than (as is usual) preceding it.
Succeeding, following.
noun
A following state, sequel, consequence, or result; an aftercome.
aftervision
agapemonian
agapemonist
agapemonite
aggregation
aggregation
noun
(epidemiology) The majority of the parasite population concentrated into a minority of the host population.
(networking) Summarizing multiple routes into one route.
(object-oriented programming) Kind of object composition which does not imply ownership.
A collection of particulars; an aggregate.
The act of collecting together (aggregating).
The state of being collected into a mass, assemblage, or sum (aggregated).
aggressions
aggressions
noun
plural of aggression
agoniatites
agonothetic
agonothetic
adj
Of or pertaining to an agonothete.
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.
alienations
alienations
noun
plural of alienation
alienicolae
alimenation
alisphenoid
alisphenoid
adj
(anatomy) Relating to a bone in the base of the skull, which in the adult is often consolidated with the sphenoid.
(anatomy) Relating to or forming the wing of the sphenoid bone.
noun
(anatomy) The greater wing of the sphenoid bone
alkanethiol
alkanethiol
noun
(organic chemistry) Any simple aliphatic thiol.
allantoidea
allantoides
allantoides
noun
plural of allantois
allegations
allegations
noun
plural of allegation
allemontite
allemontite
noun
(mineralogy) The mineral form of antimony arsenide (SbAs).
alleviation
alleviation
noun
the act of alleviating; relief or mitigation.
the act of reducing pain or anything else unpleasant; easement
allineation
allineation
noun
alignment; position in a straight line, as of two planets with the sun
alloantigen
alloantigen
noun
(genetics) Any antigen, present in only some individuals of a species, that stimulates the production of antibodies in those that lack it; an isoantigen
allocyanine
allocyanine
noun
Alternative form of allocyanin
allogeneity
allogeneity
noun
(genetics) The condition of being allogeneic
allokinesis
allokinetic
allothigene
almonership
almonership
noun
The rank or office of an almoner.
alniresinol
alsinaceous
alstonidine
alstonidine
noun
(organic chemistry) An alkaloid found in dita bark.
alterations
alterations
noun
plural of alteration
altercation
altercation
noun
Heated or angry dispute
alternation
alternation
noun
(computing) A construct in a regular expression that can match any of several specified subexpressions.
(geometry) A type of partial truncation of a polygon, polyhedron or tiling in which alternate vertices are removed.
(linguistics) A pattern by which more than one construct is possible, as with "Alice cooked Bob dinner" and "Alice cooked dinner for Bob".
(logic) The "inclusive or" truth function.
(mathematics) A sequence that alternates between positive and negative values; sometimes incorrectly used to mean permutation.
(phonology) Ablaut.
(religion) The response of the congregation speaking alternately with the minister.
The reciprocal succession of (normally two) things in time or place; the act of following and being followed by turns; alternate succession, performance, or occurrence
alternativo
altiloquent
altiloquent
adj
Pompous, or pretentious in speech
aluminotype
aluminotype
noun
A form of printing plate made of a sheet of aluminium.
aluniferous
alveolation
alveolation
noun
(geology) An eroded structure of honeycomb-like cavities
alycompaine
ambiversion
ambiversion
noun
(psychology) A personality trait having balanced characteristics of both extroversion and introversion.
amblygonite
amblygonite
noun
(mineralogy) A mineral, a mixed fluoride and aluminophosphate of sodium and lithium that is an important ore of lithium.
amenorrheic
amenorrheic
adj
Alternative spelling of amenorrhoeic
americanoid
americanoid
Adjective
Characteristic of or resembling Native American peoples.
Of or related to the race to which Native Americans belong, according to theories that divide humanity into races.
Noun
An individual who is Americanoid.
ametabolian
ametabolian
adj
(zoology) Of or pertaining to insects that undergo metamorphosis
(zoology) Of or pertaining to the Ametabola (Apterygota)
amidoketone
amidomyelin
amidophenol
amidopyrine
amidopyrine
noun
(medicine) Synonym of aminophenazone
aminoacetal
aminoacetic
aminoketone
aminoketone
noun
Any chemical compound containing both a ketone group and an amine.
aminomyelin
aminophenol
aminophenol
noun
(organic chemistry) Any amino derivative of a phenol
(organic chemistry) Any of three isomeric amino derivatives of phenol; hydroxyaniline
aminopterin
aminopterin
noun
(pharmacology) A 4-amino analog of folic acid used as a chemotherapy drug.
aminopurine
aminopurine
noun
(organic chemistry) Any amino derivative of a purine
aminopyrine
aminopyrine
noun
aminophenazone
ammoniaemia
ammonoidean
ammoresinol
amphiboline
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.
amplexation
amplexation
Noun
An embrace.
amylopectin
amylopectin
noun
(biochemistry) A highly branched, insoluble form of starch (the soluble form being amylose)
amyosthenia
amyosthenia
noun
(medicine) Myasthenia.
amyosthenic
amyosthenic
adj
Of or relating to amyosthenia.
noun
(medicine) A drug or agent that depresses muscular action.
anachronize
anachronize
verb
To refer to, or put into, a wrong time.
anacoenosis
anacoenosis
noun
(rhetoric) A rhetorical device by which a speaker appeals to his/her hearers or opponents for their opinion on the point in debate.
anacreontic
anacreontic
adj
(prosody) Pertaining to the style of the Greek poet Anacreon, who wrote of wine and love; (specifically) designating a metre based on an anaclastic ionic dimeter.
Characterised by festivity and the celebration of love and/or drinking; bacchanalian, amorous.
noun
(poetry) A short lyrical piece about love and wine.