| abetalipoproteinemia | (noun) a rare inherited disorder of fat metabolism; characterized by severe deficiency of beta-lipoproteins and abnormal red blood cells (acanthocytes) and abnormally low cholesterol levels | - |
|---|
| acropolis | (noun) the citadel in ancient Greek towns | - |
|---|
| actinopod | (noun) protozoa having stiff rodlike radiating pseudopods | - |
|---|
| adenohypophysis | (noun) the anterior lobe of the pituitary body; primarily glandular in nature | Synonyms: anterior pituitary, anterior pituitary gland |
|---|
| adiposeness | (noun) having the property of containing fat | Synonyms: adiposity, fattiness |
|---|
| adiposis | (noun) the property of excessive fatness | Synonyms: corpulence, overweight, stoutness |
|---|
| adiposity | (noun) having the property of containing fat | Synonyms: adiposeness, fattiness |
|---|
| aeciospore | (noun) spore of a rust fungus formed in an aecium | - |
|---|
| airport | (noun) an airfield equipped with control tower and hangars as well as accommodations for passengers and cargo | Synonyms: aerodrome, airdrome, drome |
|---|
| airpost | (noun) a system of conveying mail by aircraft | Synonyms: airmail |
|---|
| amphipod | (noun) a kind of malacostracan crustacean | - |
|---|
| ampoule | (noun) a small bottle that contains a drug (especially a sealed sterile container for injection by needle) | Synonyms: ampul, ampule, phial, vial |
|---|
| anthropocentricity | (noun) an inclination to evaluate reality exclusively in terms of human values | Synonyms: anthropocentrism |
|---|
| anthropocentrism | (noun) an inclination to evaluate reality exclusively in terms of human values | Synonyms: anthropocentricity |
|---|
| anthropogenesis | (noun) the evolution or genesis of the human race | Synonyms: anthropogeny |
|---|
| anthropogeny | (noun) the evolution or genesis of the human race | Synonyms: anthropogenesis |
|---|
| anthropoid | (noun) any member of the suborder Anthropoidea including monkeys and apes and hominids | - |
|---|
| (noun) person who resembles a nonhuman primate | Synonyms: ape |
| anthropolatry | (noun) the worship of human beings | Synonyms: worship of man |
|---|
| anthropologism | (noun) a point of view in which human nature is exhaustively determined by the culture in which a person lives, leaving no room for human agency. | - |
|---|
| anthropologist | (noun) a social scientist who specializes in anthropology | - |
|---|
| anthropology | (noun) the social science that studies the origins and social relationships of human beings | - |
|---|
| anthropometry | (noun) measurement and study of the human body and its parts and capacities | - |
|---|
| anthropomorphism | (noun) the representation of objects (especially a god) as having human form or traits | Synonyms: theanthropism |
|---|
| anthropopathism | (noun) Attribution of human feelings to things not human, such as inanimate objects, animals, or natural phenomena. | - |
|---|
| anthropophagite | (noun) a person who eats human flesh | Synonyms: anthropophagus, cannibal, man-eater |
|---|
| anthropophagus | (noun) a person who eats human flesh | Synonyms: anthropophagite, cannibal, man-eater |
|---|
| anthropophagy | (noun) human cannibalism; the eating of human flesh | - |
|---|
| anthroposophy | (noun) a system of beliefs and practices based on the philosophy of Rudolf Steiner; it claims to integrate the practical and psychological in child-centered education | - |
|---|
| antipodal | (noun) the relation of opposition along a diameter | Synonyms: antipodal opposition, diametrical opposition |
|---|
| antipode | (noun) direct opposite | - |
|---|
| antipodes | (noun) any two places or regions on diametrically opposite sides of the Earth | - |
|---|
| antipope | (noun) someone who is elected pope in opposition to another person who is held to be canonically elected | - |
|---|
| antiredeposition | (noun) the process of preventing redeposition | - |
|---|
| apoapsis | (noun) (astronomy) the point in an orbit farthest from the body being orbited | Synonyms: point of apoapsis |
|---|
| apocalypse | (noun) a cosmic cataclysm in which God destroys the ruling powers of evil | - |
|---|
| apocope | (noun) abbreviation of a word by omitting the final sound or sounds | - |
|---|
| apocryphalness | (noun) The property of being of doubtful authenticity, of lacking authority, or of not being regarded as canonical. | - |
|---|
| (noun) The property of being of dubious veracity; of questionable accuracy or truthfulness. | - |
| apodeme | (noun) ridge-like ingrowth of the exoskeleton of an arthropod that supports internal organs and provides attachment points for muscles | - |
|---|
| apoenzyme | (noun) a protein that combines with a coenzyme to form an active enzyme | - |
|---|
| apogamy | (noun) (botany) development of an embryo without fertilization; especially the development in some ferns of a sporophyte from the gametophyte without fertilization | - |
|---|
| apogee | (noun) apoapsis in Earth orbit; the point in its orbit where a satellite is at the greatest distance from the Earth | - |
|---|
| (noun) a final climactic stage | Synonyms: culmination |
| apojove | (noun) apoapsis in orbit around Jupiter | - |
|---|
| apolemia | (noun) large siphonophore of up to 50 ft long | - |
|---|
| apoliticism | (noun) Apathy and/or antipathy towards all political affiliations. | - |
|---|
| apologetics | (noun) the branch of theology that is concerned with the defense of Christian doctrines | - |
|---|
| apologia | (noun) a formal written defense of something you believe in strongly | Synonyms: apology |
|---|
| apologist | (noun) a person who argues to defend or justify some policy or institution | Synonyms: justifier, vindicator |
|---|
| apologue | (noun) a short moral story (often with animal characters) | Synonyms: allegory, fable, parable |
|---|
| apology | (noun) a poor example | Synonyms: excuse |
|---|
| (noun) an expression of regret at having caused trouble for someone | - |
| (noun) a formal written defense of something you believe in strongly | Synonyms: apologia |
| apolune | (noun) apoapsis in orbit around the moon | Synonyms: aposelene |
|---|
| apomict | (noun) a plant that reproduces or is reproduced by apomixis | - |
|---|
| apomixis | (noun) any of several kinds of reproduction without fertilization | - |
|---|
| apomorphine | (noun) a morphine derivative that is not as strong as morphine; used as an emetic and in small doses as a sedative | - |
|---|
| aponeurosis | (noun) any of the deeper and thicker fascia that attach muscles to bones; resemble flattened tendons | - |
|---|
| apophasis | (noun) mentioning something by saying it will not be mentioned | - |
|---|
| apophatism | (noun) the religious belief that God cannot be known but is completely `other' and must be described in negative terms (in terms of what God is not) | - |
|---|
| apophthegm | (noun) a short pithy instructive saying | Synonyms: aphorism, apothegm |
|---|
| apophysis | (noun) (anatomy) a natural outgrowth or projection on an organ or body part such as the process of a vertebra | - |
|---|
| (noun) (botany) a natural swelling or enlargement: at the base of the stalk or seta in certain mosses or on the cone scale of certain conifers | - |
| apoplexy | (noun) a sudden loss of consciousness resulting when the rupture or occlusion of a blood vessel leads to oxygen lack in the brain | Synonyms: cerebrovascular accident, CVA, stroke |
|---|
| apoptosis | (noun) a type of cell death in which the cell uses specialized cellular machinery to kill itself; a cell suicide mechanism that enables metazoans to control cell number and eliminate cells that threaten the animal's survival | Synonyms: caspase-mediated cell death, programmed cell death |
|---|
| aposelene | (noun) apoapsis in orbit around the moon | Synonyms: apolune |
|---|
| aposiopesis | (noun) breaking off in the middle of a sentence (as by writers of realistic conversations) | - |
|---|
| apostasy | (noun) the act of abandoning a party for cause | Synonyms: tergiversation |
|---|
| (noun) the state of having rejected your religious beliefs for your political party or a cause (often in favor of opposing beliefs or causes) | Synonyms: defection, renunciation |
| apostate | (noun) a disloyal person who betrays or deserts his cause or religion or political party or friend etc. | Synonyms: deserter, ratter, recreant, renegade, turncoat |
|---|
| apostle | (noun) an ardent early supporter of a cause or reform | - |
|---|
| apostleship | (noun) the position of apostle | - |
|---|
| apostrophe | (noun) address to an absent or imaginary person | - |
|---|
| (noun) the mark (') used to indicate the omission of one or more letters from a printed word | - |
| apothecary | (noun) a health professional trained in the art of preparing and dispensing drugs | Synonyms: chemist, druggist, pharmacist, pill pusher, pill roller |
|---|
| apothecium | (noun) a cuplike ascocarp in many lichens and ascomycetous fungi | - |
|---|
| apothegm | (noun) a short pithy instructive saying | Synonyms: aphorism, apophthegm |
|---|
| apotheosis | (noun) the elevation of a person (as to the status of a god) | Synonyms: deification, exaltation |
|---|
| (noun) model of excellence or perfection of a kind; one having no equal | Synonyms: ideal, nonesuch, nonpareil, nonsuch, paragon, saint |
| appoggiatura | (noun) an embellishing note usually written in smaller size | Synonyms: acciaccatura, grace note |
|---|
| appointee | (noun) an official who is appointed | - |
|---|
| (noun) a person who is appointed to a job or position | Synonyms: appointment |
| appointment | (noun) the act of putting a person into a non-elective position | Synonyms: assignment, designation, naming |
|---|
| (noun) the job to which you are (or hope to be) appointed | - |
| (noun) (law) the act of disposing of property by virtue of the power of appointment | - |
| (noun) (usually in the plural) furnishings and equipment (especially for a ship or hotel) | Synonyms: fitting |
| (noun) a meeting arranged in advance | Synonyms: date, engagement |
| (noun) a person who is appointed to a job or position | Synonyms: appointee |
| apportioning | (noun) the act of distributing by allotting or apportioning; distribution according to a plan | Synonyms: allocation, allotment, apportionment, assignation, parceling, parcelling |
|---|
| apportionment | (noun) the act of distributing by allotting or apportioning; distribution according to a plan | Synonyms: allocation, allotment, apportioning, assignation, parceling, parcelling |
|---|
| appositeness | (noun) appropriateness for the occasion | Synonyms: aptness |
|---|
| apposition | (noun) the act of positioning close together (or side by side) | Synonyms: collocation, juxtaposition |
|---|
| (noun) (biology) growth in the thickness of a cell wall by the deposit of successive layers of material | - |
| (noun) a grammatical relation between a word and a noun phrase that follows | - |
| archespore | (noun) primitive cell or group of cells from which a mother cell develops | Synonyms: archesporium |
|---|
| archesporium | (noun) primitive cell or group of cells from which a mother cell develops | Synonyms: archespore |
|---|
| arthropod | (noun) invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin | - |
|---|
| arthrospore | (noun) one of a string of thick walled vegetative resting cells formed by some algae and fungi | - |
|---|
| (noun) a body that resembles a spore but is not an endospore; produced by some bacteria | - |
| ascospore | (noun) sexually produced fungal spore formed within an ascus | - |
|---|
| atopognosia | (noun) absence or loss of topognosia; inability to locate correctly a point of touch | Synonyms: atopognosis |
|---|
| atopognosis | (noun) absence or loss of topognosia; inability to locate correctly a point of touch | Synonyms: atopognosia |
|---|
| avoirdupois | (noun) excess bodily weight | Synonyms: blubber, fat, fatness |
|---|
| (noun) a system of weights based on the 16-ounce pound (or 7,000 grains) | Synonyms: avoirdupois weight |
| balanoposthitis | (noun) inflammation of both the head of the penis and the foreskin | - |
|---|
| ballpoint | (noun) a pen that has a small metal ball as the point of transfer of ink to paper | Synonyms: ballpen, ballpoint pen, Biro |
|---|
| basidiospore | (noun) a sexually produced fungal spore borne on a basidium | - |
|---|
| bedpost | (noun) any of 4 vertical supports at the corners of a bedstead | - |
|---|
| bibliopole | (noun) a dealer in secondhand books (especially rare or curious books) | Synonyms: bibliopolist |
|---|
| bibliopolist | (noun) a dealer in secondhand books (especially rare or curious books) | Synonyms: bibliopole |
|---|
| bioweapon | (noun) any weapon usable in biological warfare | Synonyms: bioarm, biological weapon |
|---|
| blackpoll | (noun) North American warbler having a black-and-white head | Synonyms: Dendroica striate |
|---|
| bladderpod | (noun) any of several hairy North American herbs having yellow racemose flowers and inflated pods | - |
|---|
| (noun) any of several plants of the genus Physaria having racemose yellow flowers and inflated pods | - |
| (noun) annual or perennial herbs with inflated seed pods; some placed in genus Lesquerella | - |
| (noun) North American wild lobelia having small blue flowers and inflated capsules formerly used as an antispasmodic | Synonyms: Indian tobacco, Lobelia inflata |
| blastopore | (noun) the opening into the archenteron | - |
|---|
| bluepoint | (noun) small edible oyster typically from the southern shore of Long Island | Synonyms: blue point |
|---|
| (noun) oysters originally from Long Island Sound but now from anywhere along the northeastern seacoast; usually eaten raw | Synonyms: blue point |
| brachiopod | (noun) marine animal with bivalve shell having a pair of arms bearing tentacles for capturing food; found worldwide | Synonyms: lamp shell, lampshell |
|---|
| brainpower | (noun) mental ability | Synonyms: brain, learning ability, mental capacity, mentality, wit |
|---|
| branchiopod | (noun) aquatic crustaceans typically having a carapace and many pairs of leaflike appendages used for swimming as well as respiration and feeding | Synonyms: branchiopod crustacean, branchiopodan |
|---|