Glossary · Nouns · A
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TermTypeDefinitionClassificationsUpdated
Anorthographynouna loss of the ability to write or to express thoughts in writing because of a brain lesionverified
Anosmianounabsence of the sense of smell (as by damage to olfactory nasal tissue or the olfactory nerve or by obstruction of the nasal passages)verified
Anovulantnouna contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conceptionverified
Anovulationnounthe absence of ovulation due to immaturity or post-maturity or pregnancy or oral contraceptive pills or dysfunction of the ovaryverified
Anovulatory DrugnounMWEa contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conceptionverified
Answering MachinenounMWEan electronic device that answers the telephone and records messagesverified
Ant BearnounMWEnocturnal burrowing mammal of the grasslands of Africa that feeds on termitesverified
Antagonismnoun(biochemistry) interference in or inhibition of the physiological action of a chemical substance by another having a similar structureverified
Antbirdnounany of various dull-colored South American birds that feeding on ants some following army ant swarmsverified
Anteaternountoothless mammal of southern Africa and Asia having a body covered with horny scales and a long snout for feeding on ants and termitesverified
Antediluvian PatriarchnounMWEany of the early patriarchs who lived prior to the Noachian delugeverified
Antelopenoungraceful Old World ruminant with long legs and horns directed upward and backwardverified
Anterior Cerebral VeinnounMWEaccompanies the anterior cerebral artery and empties into the basal veinverified
Anterior Crural NervenounMWEone of a pair of nerves that originate from lumbar nerves and supply the muscles and skin of the anterior part of the thighverified
Anterior HornnounMWEone of two the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibersverified
Anterior Meningeal ArterynounMWEbranch of the anterior ethmoidal artery that supplies meninges in the anterior cranial fossaverified
Anterior NarisnounMWEeither one of the two external openings to the nasal cavity in the noseverified
Anterior RootnounMWEone of two the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibersverified
Anterior Temporal ArterynounMWEtemporal artery that goes to the anterior part of the cerebral cortex of the temporal lobeverified
Anterior Vertebral VeinnounMWEa vein that accompanies the ascending cervical artery and opens into the vertebral veinverified
Anthrax BacillusnounMWEa species of bacillus that causes anthrax in humans and in animals (cattle and swine and sheep and rabbits and mice and guinea pigs)verified
Anthropocentricitynounan inclination to evaluate reality exclusively in terms of human valuesverified
Anthropologynounthe social science that studies the origins and social relationships of human beingsverified
Anthropology DepartmentnounMWEthe academic department responsible for teaching and research in anthropologyverified
Anthropomorphismnounthe attribution of distinctively human-like feelings, mental states, and behavioral characteristics to inanimate objects, animals, and in general to natural phenomena and supernatural entitiesverified
Anthroposophynouna system of beliefs and practices based on the philosophy of Rudolf Steinerverified
Anthuriumnounany of various tropical American plants cultivated for their showy foliage and flowersverified
Anti-G SuitnounMWEworn by fliers and astronauts to counteract the forces of gravity and accelerationverified