(organic chemistry) The hydrazide of acetic acid CH₃-CO-NH-NH₂
acetomorphine
acetomorphine
noun
heroin
achromaticity
achromaticity
noun
(optics) The state or quality of being achromatic.
achromatising
achromatising
verb
present participle of achromatise
achromatizing
achromatizing
verb
present participle of achromatize
achromatocyte
achromatocyte
noun
achromacyte
achromatophil
achromatophil
noun
(cytology) A cell (or tissue) that is not readily coloured by stains
achromatopsia
achromatopsia
noun
achromatopia
achromobacter
achroodextrin
achroodextrin
noun
Alternative form of achrodextrin
acroaesthesia
acroaesthesia
noun
(pathology) hyperaesthesia, especially that affects the hands or feet
acroarthritis
acroarthritis
noun
(pathology) arthritis in the joints of the hands or feet
acropathology
acropathology
noun
(pathology, rare) The study of diseases of the limbs or the extremities.
acrothoracica
actiniochrome
actiniochrome
noun
A red to violet pigment present in some Actinozoa
actiniomorpha
actinographic
actinomorphic
actinomorphic
adj
(botany, of a flower) Having its petals arranged in a radially symmetric fashion.
actinophorous
actinophorous
adj
(biology) Having straight projecting spines
actinotherapy
actinotherapy
noun
(medicine) The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
adhesivemeter
adhesivemeter
noun
An instrument for measuring the adhesive qualities of a substance.
adiaphoristic
adiaphoristic
adj
(theology) Theologically indifferent.
adiathermancy
adiathermancy
noun
(obsolete) A resistance to the flow of heat.
adrenotrophin
adventureship
aerolithology
aerolithology
noun
The study of meteorites
aerophilately
aerophilately
noun
(philately) The study or collection of airmail stamps, cancellations, etc.
aerophysicist
aerotechnical
aerotechnical
adj
Relating to the technical aspects of flight.
affreightment
affreightment
noun
(nautical) The act of hiring, or the contract for use of, a vessel, or some part of it, to convey cargo.
affrightfully
affrightfully
adv
(obsolete) frightfully
affrightingly
affrightingly
adv
(archaic) So as to frighten or terrify.
afterthoughts
afterthoughts
noun
plural of afterthought
agatharchides
agrostography
agrostography
noun
The scientific description of grasses.
aimworthiness
aimworthiness
noun
The quality of having good aim (with a weapon).
airworthiness
airworthiness
noun
The state of being airworthy.
alcoholimeter
alcoholmetric
alcoholometer
alcoholometer
noun
A specialized form of hydrometer used to measure the amount of alcohol in a liquid (such as beer).
alcoholometry
alcoholometry
noun
The measurement of the concentration of alcohol in a liquid, especially in the blood
alectoromachy
alectoromachy
noun
(rare) cockfighting
alectryomachy
alectryomachy
noun
Cockfighting
alethopteroid
alligatorfish
alligatorfish
noun
Aspidophoroides monopterygius, a bottom-dwelling marine fish in the family Agonidae, which is found along the coasts of the northwestern Atlantic.
allochromatic
allochromatic
adj
(chemistry, physics, by extension) Having properties that are due to the presence of impurities, or to radiation damage
(mineralogy, especially of a gemstone) Having a colour that is due to the presence of impurities
alloeostropha
allorrhythmic
allotriophagy
allotriophagy
noun
(rare) Having food cravings that are different from the expected or the norm
allylthiourea
allylthiourea
noun
A particular organic carcinogen.
alphabetarian
alphabetarian
noun
A novice or ignoramus.
One who is learning the alphabet; an abecedarian.
alphabetiform
alphabetiform
adj
Having the form of a developed alphabet or its letters, as opposed to crude pictographic symbols.
alphabetizers
alphabetizers
noun
plural of alphabetizer
alternanthera
alternanthera
noun
Any of the genus Alternanthera of herbaceous plants in the amaranth family.
aluminothermy
aluminothermy
noun
(inorganic chemistry) the production of a metal from its oxide by heating it with aluminium
amaranthaceae
ampelotherapy
ampelotherapy
noun
(medicine) The therapeutic use of grapes.
ampherotokous
amphigastrium
amphigastrula
amphikaryotic
amphiphithyra
amphiprostyle
amphiprostyle
adj
(architecture, chiefly historical, of a temple or edifice) Having columns at either end but not along the sides.
noun
(architecture, historical) An amphiprostyle temple or edifice.
amphitheaters
amphitheaters
noun
plural of amphitheater
amphitheatral
amphitheatral
adj
Alternative form of amphitheatrical
amphitheatric
amphitheatric
adj
Of, pertaining to, exhibited in, or resembling an amphitheatre.
amphitrichate
amphitrichate
adj
Synonym of amphitrichous
amphitrichous
amphitrichous
adj
(biology) (of bacteria) Having a single flagellum on each of two opposite ends. (Only one flagellum operates at a time, allowing the bacterium to reverse course rapidly by switching which flagellum is active.)
anachronistic
anachronistic
adj
(of a person) Having opinions from the past; preferring things or values of the past; behind the times; overly conservative.
Erroneous in date; containing an anachronism; in a wrong time; not applicable to or not appropriate for the time.
anaesthetizer
anaesthetizer
noun
Alternative form of anesthetizer
anaphroditous
anaptomorphus
anathematiser
anathematiser
noun
Alternative spelling of anathematizer
anathematizer
anathematizer
noun
One who anathematizes; a severe critic.
anchitherioid
anhydrization
ankylurethria
ankylurethria
noun
(biology, medicine) Impaired patency of the urethra owing to any sort of fusion that either partially or completely obstructs its lumen (for example, stricture due to adhesions).
anomalotrophy
anoplotherium
anoplotherium
noun
(zoology) Any member of the extinct ungulate genus Anoplotherium.
anoplotheroid
anorthography
antaphroditic
antaphroditic
adj
(obsolete, medicine) antaphrodisiac
(obsolete, medicine) antisyphilitic
antheriferous
antheriferous
adj
(botany) Producing anthers, as plants.
(botany) Supporting anthers, as a part of a flower
antherogenous
antherozoidal
anthochlorine
anthophoridae
anthosiderite
anthracitious
anthracomancy
anthracomancy
noun
Divination by studying burning coals
anthracomarti
anthracometer
anthracometer
noun
An instrument for measuring the amount of carbonic acid in a mixture.
anthracothere
anthracothere
noun
(paleontology) Any of several artiodactyl ungulates, of the extinct family Anthracotheriidae, related to the hippopotamus.
anthraphenone
anthraquinone
anthraquinone
noun
(organic chemistry) A tricyclic quinone, derived from anthracene.
(organic chemistry) Any derivative of this parent compound, mostly natural pigments or synthetic dyes.
anthropogenic
anthropogenic
adj
Having its origin in the influence of human activity on nature.
Pertaining to the origin of man, or anthropogeny.
anthropoidean
anthropolater
anthropolater
noun
A worshipper of a human or humans.
anthropolatry
anthropolatry
noun
The worship of a human or humans.
anthropolitic
anthropologic
anthropologic
adj
anthropological; pertaining to anthropology; belonging to the nature of man.
anthropomancy
anthropomancy
noun
divination by the interpretation of human sacrificial entrails.
anthropometer
anthropometer
noun
A device used in anthropometry to measure parts of the body.
anthropometry
anthropometry
noun
The science of measuring the human body to ascertain the ranges and averages of dimensions of the human form, for various purposes including physical anthropology, epidemiology, the ergonomics of industrial design, and so on.
anthropomorph
anthropomorph
noun
A figure in ancient art resembling a human being.
An anthropomorphic character.
anthropopathy
anthropopathy
noun
The attribution of human emotions to a god.
anthropophagi
anthropophagi
noun
plural of anthropophagus
anthropophagy
anthropophagy
noun
The eating of human flesh; cannibalism.
anthroposcopy
anthroposcopy
noun
A form of anthropology based upon visual observation of the physical characteristics of the human body.
anthroposophy
anthroposophy
noun
(archaic, as used before Rudolf Steiner) Knowledge or understanding of human nature.
A philosophy founded in the early 20th century by the esotericist Rudolf Steiner (also capitalized as Anthroposophy), postulating the existence of an objective, intellectually comprehensible spiritual world accessible to direct experience through inner development.
anthropotoxin
antianarchist
antianarchist
adj
Alternative spelling of anti-anarchist
antiapartheid
antiapartheid
adj
Acting against or opposing apartheid.
antiarthritic
antiarthritic
noun
Alternative form of antarthritic
anticatarrhal
anticatarrhal
adj
Alternative spelling of anti-catarrhal
antichlorotic
antichlorotic
adj
Countering chlorosis.
antichristian
antichristian
adj
Alternative form of anti-Christian
Pertaining to Antichrist.
antichronical
antichronical
adj
Deviating from the proper order of time.
antichurchian
antiharmonist
antihierarchy
antihierarchy
adj
Opposing a hierarchy or hierarchies in general.
antihypophora
antilethargic
antilethargic
adj
Preventing lethargy.
antilogarithm
antilogarithm
noun
(mathematics) The number of which a given number is the logarithm (to a given base).
antimachinery
antimachinery
adj
Opposing the use of machinery.
antimonarchal
antimonarchic
antimonarchic
adj
(politics) Opposing monarchy.
antinephritic
antinephritic
adj
(pharmacology) Counteracting, or deemed of use in, diseases of the kidneys.
noun
An antinephritic remedy.
antiorthodoxy
antipatharian
antipatharian
noun
Any black coral of the order Antipatharia
antipatriarch
antipharisaic
antipharisaic
adj
Opposing the Pharisees.
antiphonaries
antiphonaries
noun
plural of antiphonary
antiplethoric
antiplethoric
adj
(medicine) Countering plethora of the blood.
antirheumatic
antirheumatic
adj
(pharmacology) Serving to prevent or counter rheumatism.
noun
(pharmacology) A drug that prevents or counters rheumatism.
antisophistry
antistrophize
antistrophize
verb
(transitive, poetry) To turn into antistrophe.
anythingarian
anythingarian
noun
(derogatory, religion) A person who does not profess any particular creed; an indifferentist.
aortographies
aortographies
noun
plural of aortography
aphanipterous
aphanipterous
adj
(zoology) Of or pertaining to the Aphaniptera, a former classification of insects.
apheliotropic
apheliotropic
adj
Turning away from the sun; said of leaves, etc.
aphilanthropy
aphilanthropy
noun
Lack of love for humankind.
aphototropism
aphrosiderite
aphydrotropic
apochromatism
apochromatism
noun
(optics) Freedom from both chromatic aberration and spherical aberration.
apocryphalist
apocryphalist
noun
(Christianity) A member of the group who supported the inclusion of the Apocrypha in the Bible
apophorometer
apostrophised
apostrophised
verb
simple past tense and past participle of apostrophise
apostrophized
apostrophized
verb
simple past tense and past participle of apostrophize
apostrophizes
apostrophizes
verb
Third-person singular simple present indicative form of apostrophize
arachnoiditis
arachnoiditis
noun
(pathology) A neuropathic disease caused by the inflammation of the arachnoid, one of the membranes that surround and protect the nerves of the spinal cord.
arachnologist
arachnologist
noun
One who is engaged in arachnology, the study of arachnids.