(grammar, semantics) The lexical aspect (aktionsart) of verbs or predicates that change in an instant.
(heraldry) An escutcheon or ensign armorial; a full display or depiction of all the heraldic components to which the bearer of a coat of arms is entitled; (now especially) a funeral shield: the hatchment.
(sociology) The successful completion of a socially defined goal or task, highlighting individual or group accomplishment.
(video games) An award for completing a particular task or meeting an objective in a video game.
A great or heroic deed or feat; something accomplished by valor or boldness.
The act of achieving or performing; a successful performance; accomplishment.
achlamydate
achlamydate
adj
(zoology) Not possessing a mantle.
achlamydeae
achromacyte
achromacyte
noun
(cytology) Any cell that lacks its normal pigmentation (especially an erythrocyte that has ruptured and lost its haemoglobin)
achromatise
achromatise
verb
Non-Oxford British English standard spelling of achromatize.
achromatize
achromatize
verb
(transitive) To deprive of colour; to make achromatic.
(transitive) To remove chromatic aberration from an optical system
achromatope
achromatope
noun
A person who has achromatopia.
acmesthesia
acmesthesia
noun
(pathology) The sensitivity of the skin to a sharp point (such as a pinprick)
acrorrheuma
adelphogamy
adelphogamy
noun
A form of polyandry where a woman is married to two or more brothers.
Marriage between a brother and a sister.
adenochrome
adenochrome
noun
A red pigment present in the branchial heart tissue of the octopus
adiathermal
adiathermal
adj
(thermodynamics) adiabatic; not involving transmission of heat
adiathermic
adiathermic
adj
impervious to heat
admonishers
admonishers
noun
plural of admonisher
adrammelech
aechmagoras
aerenchymas
aetheogamic
aetomorphae
afterchrome
agathodemon
agathodemon
noun
Alternative spelling of agathodaemon.
alchemising
alchemising
verb
present participle of alchemise
alchemister
alchemistic
alchemistic
Adjective
Of or pertaining to alchemists.
alchemistry
alchemistry
noun
(obsolete) alchemy
alchemizing
alchemizing
verb
present participle of alchemize
alcoholemia
alcoholemia
noun
Alternative spelling of alcoholaemia
alightments
alightments
noun
plural of alightment
allelomorph
allelomorph
noun
(genetics, obsolete) Synonym of allele
almonership
almonership
noun
The rank or office of an almoner.
alphabetism
alphabetism
noun
An initialism: an abbreviation which is read letter by letter, such as UN.
Discrimination on the basis of the first letter of a name.
Excessive reliance upon the alphabet or alphabetic structures.
The ability to read an alphabet, a rudimentary form of literacy.
althaemenes
amadelphous
amadelphous
adj
Outgoing; gregarious.
amaranthine
amaranthine
adj
Of a dark reddish purple colour.
Relating to the mythical amaranth flower that never fades.
Relating to, or having the form of plants of the genus Amaranthus.
Unfading, eternal, immortal, infinite.
noun
A dark reddish-purple colour.
The amaranth flower.
amateurship
amateurship
noun
The quality or character of an amateur.
amberfishes
amberfishes
noun
plural of amberfish
ambushments
ambushments
noun
plural of ambushment
amelanchier
amelanchier
noun
Any tree or shrub in the genus Amelanchier of the pome fruit subtribe Malinae of the family Rosaceae, with edible, blueberry-like fruit.
amenorrheal
amenorrheal
adj
Alternative spelling of amenorrhoeal
amenorrheas
amenorrheas
noun
plural of amenorrhea
amenorrheic
amenorrheic
adj
Alternative spelling of amenorrhoeic
amenorrhoea
amenorrhoea
noun
(medicine) Absence of menstrual discharge.
amethodical
amethodical
adj
Not methodical; unsystematic.
amethystine
amethystine
adj
Like amethyst, especially in colour; violet-purple.
amherstdale
amianthuses
amianthuses
noun
plural of amianthus
amidohexose
amidophenol
aminophenol
aminophenol
noun
(organic chemistry) Any amino derivative of a phenol
(organic chemistry) Any of three isomeric amino derivatives of phenol; hydroxyaniline
ammochaetae
ammotherapy
ampheclexis
ampherotoky
amphetamine
amphetamine
noun
(informal) Any mixture of the two amphetamine enantiomers, dextroamphetamine and levoamphetamine.
(informal, nonstandard) Referring to a substituted amphetamine; a member of the amphetamine class of chemicals.
(medicine, pharmacology) A potent central nervous system stimulant of the phenethylamine chemical class that is used to treat ADHD, narcolepsy, and obesity.
(organic chemistry, proper) The racemic freebase of 1-phenylpropan-2-amine; an equal parts mixture of levoamphetamine and dextroamphetamine in their pure amine forms.
amphibolies
amphibolies
noun
plural of amphiboly
amphiboline
amphibolite
amphibolite
noun
Any of a class of metamorphic rock composed mainly of amphibole with some quartz etc.
amphichrome
amphierotic
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.
amphigories
amphigories
noun
plural of amphigory
amphimacers
amphimacers
noun
plural of amphimacer
amphinesian
amphioxidae
amphioxides
amphioxuses
amphioxuses
noun
plural of amphioxus
amphiphiles
amphiphiles
noun
plural of amphiphile
amphipleura
amphipneust
amphisbaena
amphisbaena
noun
(mythology) A mythical serpent having a head at each end of its body, able to move in either direction.
A member of a genus of lizards, native to the Americas, having extremities which are very similar.
amphithecia
amphithemis
amphiumidae
amphizoidae
amphodelite
amphogenous
ampitheater
ampitheater
noun
Misspelling of amphitheater.
amyosthenia
amyosthenia
noun
(medicine) Myasthenia.
amyosthenic
amyosthenic
adj
Of or relating to amyosthenia.
noun
(medicine) A drug or agent that depresses muscular action.
amyxorrhoea
anamorphose
anamorphose
verb
(transitive) To distort (an image) by anamorphosis.
anamorphote
anathematic
anathematic
adj
Having the characteristic of anathema.
anchoretism
anchoretism
noun
The practice or mode of life of an anchorite.
anchorwomen
anchorwomen
noun
plural of anchorwoman
anchtherium
anemochoric
anemochoric
adj
anemochorous
anemographs
anemographs
noun
plural of anemograph
anemography
anemography
noun
A scientific description of the winds.
The art of recording the direction and force of the wind, as by means of an anemograph.
anepithymia
angelomachy
angelomachy
noun
(rare) A battle between angels.
anhematosis
anhemitonic
anhemitonic
adj
Relating to the absence of half steps.
anhemolytic
anhydraemia
anhydraemic
anhydroxime
animotheism
antechamber
antechamber
noun
A small room used as an entryway or reception area to a larger room.
anthemideae
antheridium
antheridium
noun
(botany, mycology) An organ producing male gametes called antherozoids, found in some algae, ferns, and bryophytes.
antheriform
antheriform
adj
Shaped like an anther.
anthracemia
antiatheism
antiatheism
adj
Opposing atheism.
noun
Opposition to atheism.
antichamber
antichamber
noun
Obsolete form of antechamber.
antiheroism
antiheroism
noun
(literature) The quality of being an antihero
antihormone
antihormone
noun
(biochemistry) Any material that counteracts the effects of a hormone
antimachine
antimachine
adj
(politics) Opposing the political machine of a region
antithermic
antithermic
adj
Synonym of antipyretic
antithermin
antithesism
aphanomyces
aphroditeum
apomorphine
apomorphine
noun
(pharmacology) A crystalline morphine derivative that is a dopamine agonist, used as an emetic and is injected subcutaneously in the form of its hydrochloride C₁₇H₁₇NO₂·HCl·1/2H₂O to treat episodes of immobility associated with advanced Parkinson's disease.
apophthegms
apophthegms
noun
plural of apophthegm
aporrhiegma
appeachment
appeachment
noun
(obsolete) accusation
archdukedom
archdukedom
noun
The territory or dignity of an archduke or archduchess; an archduchy.
archegonium
archegonium
noun
(botany) A multicellular reproductive structure that contains a large, non-motile gamete (egg cell), and within which an embryo will develop.
archemastry
archemperor
archenemies
archenemies
noun
plural of archenemy
archeostome
archgomeral
archimedean
archimedean
adj
Alternative letter-case form of Archimedean
archmachine
archmockery
archprimate
archprimate
noun
The chief primate of a Christian church.
archtempter
archvampire
arimathaean
arithmetics
arithmetics
noun
plural of arithmetic
arithmetize
arithmetize
verb
(transitive) To treat (a mathematical system) by methods involving only the fundamental concepts and operations of arithmetic.
arsenohemol
arthrectomy
arthrectomy
noun
(surgery) excision of a joint
arthromeric
arthrometer
arthrometer
noun
(medicine) A device for measuring the arc or range of mobility of a joint.
arthrometry
arthrometry
noun
(medicine) measurement of the mobility of joints
arthrostome
ashamedness
ashamedness
noun
The state or quality of being ashamed.
aspheterism
aspheterism
noun
(dated, rare) The view that all property should be in common ownership and that no individual should benefit from private possession.
asthmogenic
asthmogenic
adj
(pathology) That causes an asthmatic attack
ataxophemia
ataxophemia
noun
Defective coordination of words in speech; atactic aphasia; incoherence.
athermanous
athermanous
adj
Not transmitting heat.
atheromasia
atheromasia
noun
(pathology) The presence of atheroma
athleticism
athleticism
noun
A show of athletic prowess.
The state of being an athlete, or of taking part in athletic events.
atmosphered
atmosphered
adj
(in combination) Having a specified kind of atmosphere.