| abattoir | (noun) a building where animals are butchered | Synonyms: butchery, shambles, slaughterhouse |
|---|
| accroides | (noun) an alcohol-soluble resin from Australian trees; used in varnishes and in manufacturing paper | Synonyms: acaroid resin, accaroid resin, accroides gum, accroides resin, gum accroides |
|---|
| actinoid | (noun) any of a series of radioactive elements with atomic numbers 89 through 103 | Synonyms: actinide, actinon |
|---|
| adenoid | (noun) a collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx) | Synonyms: Luschka's tonsil, pharyngeal tonsil, third tonsil, tonsilla adenoidea, tonsilla pharyngealis |
|---|
| adenoidectomy | (noun) surgical removal of the adenoids; commonly performed along with tonsillectomy | - |
|---|
| adroitness | (noun) skillful performance or ability without difficulty | Synonyms: adeptness, deftness, facility, quickness |
|---|
| aerofoil | (noun) a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight | Synonyms: airfoil, control surface, surface |
|---|
| airfoil | (noun) a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight | Synonyms: aerofoil, control surface, surface |
|---|
| albuminoid | (noun) a simple protein found in horny and cartilaginous tissues and in the lens of the eye | Synonyms: scleroprotein |
|---|
| alkaloid | (noun) natural bases containing nitrogen found in plants | - |
|---|
| allantois | (noun) the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates (reptiles, birds and mammals) | - |
|---|
| altcoin | (noun) an alternative cryptocurrency | - |
|---|
| altoist | (noun) a musician who plays the alto saxophone | Synonyms: alto saxophonist |
|---|
| ammonoid | (noun) one of the coiled chambered fossil shells of extinct mollusks | Synonyms: ammonite |
|---|
| amphidiploid | (noun) (genetics) an organism or cell having a diploid set of chromosomes from each parent | - |
|---|
| amphidiploidy | (noun) the condition of being amphidiploid | - |
|---|
| amygdaloid | (noun) volcanic rock in which rounded cavities formed by expanding gas have subsequently become filled with mineral deposits | - |
|---|
| amyloid | (noun) (pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue | - |
|---|
| (noun) a non-nitrogenous food substance consisting chiefly of starch; any substance resembling starch | - |
| amyloidosis | (noun) a disorder characterized by deposit of amyloid in organs or tissues; often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma | - |
|---|
| android | (noun) an automaton that resembles a human being | Synonyms: humanoid, mechanical man |
|---|
| (noun) An operating system from Google for mobile devices | - |
| aneroid | (noun) a barometer that measures pressure without using fluids | Synonyms: aneroid barometer |
|---|
| aneuploidy | (noun) an abnormality involving a chromosome number that is not an exact multiple of the haploid number (one chromosome set is incomplete) | - |
|---|
| anointer | (noun) one who anoints as a religious ceremony | - |
|---|
| anointing | (noun) the act of applying oil or an oily liquid | Synonyms: anointment |
|---|
| anointment | (noun) the act of applying oil or an oily liquid | Synonyms: anointing |
|---|
| antherozoid | (noun) a motile male gamete of a plant such as an alga or fern or gymnosperm | Synonyms: spermatozoid |
|---|
| anthropoid | (noun) any member of the suborder Anthropoidea including monkeys and apes and hominids | - |
|---|
| (noun) person who resembles a nonhuman primate | Synonyms: ape |
| 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 |
| arachnoid | (noun) air-breathing arthropods characterized by simple eyes and four pairs of legs | Synonyms: arachnid |
|---|
| (noun) the middle of the 3 meninges | Synonyms: arachnoid membrane |
| armoire | (noun) a large wardrobe or cabinet; originally used for storing weapons | - |
|---|
| aroid | (noun) any plant of the family Araceae; have small flowers massed on a spadix surrounded by a large spathe | Synonyms: arum |
|---|
| arytaenoid | (noun) either of two small cartilages at the back of the larynx to which the vocal folds are attached | Synonyms: arytenoid, arytenoid cartilage |
|---|
| arytenoid | (noun) either of two small cartilages at the back of the larynx to which the vocal folds are attached | Synonyms: arytaenoid, arytenoid cartilage |
|---|
| asteroid | (noun) any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter) | - |
|---|
| autacoid | (noun) any physiologically active internal secretion especially one of uncertain classification | Synonyms: autocoid |
|---|
| autocoid | (noun) any physiologically active internal secretion especially one of uncertain classification | Synonyms: autacoid |
|---|
| autoimmunity | (noun) production of antibodies against the tissues of your own body; produces autoimmune disease or hypersensitivity reactions | - |
|---|
| autoinjector | (noun) a hypodermic syringe to use in injecting yourself with a liquid | - |
|---|
| avoidance | (noun) deliberately avoiding; keeping away from or preventing from happening | Synonyms: dodging, shunning, turning away |
|---|
| 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 |
| azoimide | (noun) a colorless explosive liquid that is volatile and poisonous and foul-smelling | Synonyms: HN, hydrazoic acid, hydrogen azide |
|---|
| bacteroid | (noun) a rodlike bacterium (especially any of the rod-shaped or branched bacteria in the root nodules of nitrogen-fixing plants) | - |
|---|
| ballpoint | (noun) a pen that has a small metal ball as the point of transfer of ink to paper | Synonyms: ballpen, ballpoint pen, Biro |
|---|
| benzoin | (noun) gum resin used especially in treating skin irritation | Synonyms: asa dulcis, benjamin, gum benjamin, gum benzoin |
|---|
| bioflavinoid | (noun) a vitamin that maintains the resistance of cell and capillary walls to permeation | Synonyms: citrin, vitamin P |
|---|
| blaxploitation | (noun) the exploitation of black people (especially with regard to stereotyped roles in movies) | - |
|---|
| blennioid | (noun) elongated mostly scaleless marine fishes with large pectoral fins and reduced pelvic fins | Synonyms: blennioid fish |
|---|
| 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 |
| boil | (noun) the temperature at which a liquid boils at sea level | Synonyms: boiling point |
|---|
| (noun) a painful sore with a hard core filled with pus | Synonyms: furuncle |
| boiler | (noun) sealed vessel where water is converted to steam | Synonyms: steam boiler |
|---|
| (noun) a metal pot for stewing or boiling; usually has a lid | Synonyms: kettle |
| boilerplate | (noun) thick plate iron used in the production of boilers | - |
|---|
| (noun) standard formulations uniformly found in certain types of legal documents or news stories | - |
| boilersuit | (noun) a loose protective coverall or smock worn over ordinary clothing for dirty work | Synonyms: boilers suit, overall |
|---|
| boiling | (noun) cooking in a liquid that has been brought to a boil | Synonyms: simmering, stewing |
|---|
| (noun) the application of heat to change something from a liquid to a gas | - |
| boisterousness | (noun) the property of being noisy and lively and unrestrained | - |
|---|
| (noun) a turbulent and stormy state of the sea | - |
| booboisie | (noun) class consisting of all those who are considered boobs | - |
|---|
| borzoi | (noun) tall fast-moving dog breed | Synonyms: Russian wolfhound |
|---|
| boudoir | (noun) a lady's bedroom or private sitting room | - |
|---|
| bourgeois | (noun) a member of the middle class | Synonyms: burgher |
|---|
| (noun) a capitalist who engages in industrial commercial enterprise | Synonyms: businessperson |
| bourgeoisie | (noun) the social class between the lower and upper classes | Synonyms: middle class |
|---|
| broil | (noun) cooking by direct exposure to radiant heat (as over a fire or under a grill) | Synonyms: broiling, grilling |
|---|
| broiler | (noun) an oven or part of a stove used for broiling | - |
|---|
| (noun) flesh of a small young chicken not over 2 1/2 lb suitable for broiling | - |
| broiling | (noun) cooking by direct exposure to radiant heat (as over a fire or under a grill) | Synonyms: broil, grilling |
|---|
| bromoil | (noun) a print made by the bromoil process having soft, paint-like qualities. | - |
|---|
| cancroid | (noun) the most common form of skin cancer | Synonyms: squamous cell carcinoma |
|---|
| carcinoid | (noun) a small tumor (benign or malignant) arising from the mucosa of the gastrointestinal tract; usually associated with excessive secretion of serotonin | - |
|---|
| cardioid | (noun) an epicycloid in which the rolling circle equals the fixed circle | - |
|---|
| carotenoid | (noun) any of a class of highly unsaturated yellow to red pigments occurring in plants and animals | - |
|---|
| celluloid | (noun) a medium that disseminates moving pictures | Synonyms: cinema, film |
|---|
| (noun) highly flammable substance made from cellulose nitrate and camphor; used in e.g. motion-picture and X-ray film; its use has decreased with the development of nonflammable thermoplastics | - |
| centroid | (noun) the center of mass of an object of uniform density | - |
|---|
| chamois | (noun) hoofed mammal of mountains of Eurasia having upright horns with backward-hooked tips | Synonyms: Rupicapra rupicapra |
|---|
| (noun) a soft suede leather formerly from the skin of the chamois antelope but now from sheepskin | Synonyms: chammy, chammy leather, chamois leather, shammy, shammy leather |
| chancroid | (noun) infectious venereal ulcer | - |
|---|
| checkpoint | (noun) a place (as at a frontier) where travellers are stopped for inspection and clearance | - |
|---|
| cheloid | (noun) raised pinkish scar tissue at the site of an injury; results from excessive tissue repair | Synonyms: keloid |
|---|
| chemoimmunology | (noun) the field of chemistry concerned with chemical processes in immunology (such as chemical studies of antigens and antibodies) | Synonyms: immunochemistry |
|---|
| chinoiserie | (noun) a style in art reflecting Chinese influence; elaborately decorated and intricately patterned | - |
|---|
| choice | (noun) the act of choosing or selecting | Synonyms: option, pick, selection |
|---|
| (noun) the person or thing chosen or selected | Synonyms: pick, selection |
| (noun) one of a number of things from which only one can be chosen | Synonyms: alternative, option |
| choiceness | (noun) the quality of being very good indeed | Synonyms: fineness |
|---|
| choir | (noun) the area occupied by singers; the part of the chancel between sanctuary and nave | - |
|---|
| (noun) a chorus that sings as part of a religious ceremony | - |
| (noun) a family of similar musical instrument playing together | Synonyms: consort |
| choirboy | (noun) a boy who sings in a choir | - |
|---|
| choirmaster | (noun) the musical director of a choir | Synonyms: cantor, precentor |
|---|
| chokepoint | (noun) a point of congestion or blockage | - |
|---|
| (noun) a narrowing that reduces the flow through a channel | Synonyms: bottleneck, constriction |
| chorioallantois | (noun) the very vascular fetal membrane composed of the fused chorion and adjacent wall of the allantois | Synonyms: chorioallantoic membrane |
|---|
| choroid | (noun) a highly vascular membrane in the eye between the retina and the sclera; a dark pigmentation minimizes the scattering of light inside the eye | Synonyms: choroid coat |
|---|
| cinquefoil | (noun) an ornamental carving consisting of five arcs arranged in a circle | - |
|---|
| (noun) any of a numerous plants grown for their five-petaled flowers; abundant in temperate regions; alleged to have medicinal properties | Synonyms: five-finger |
| cloisonne | (noun) enamelware in which colored areas are separated by thin metal strips | - |
|---|
| cloister | (noun) residence that is a place of religious seclusion (such as a monastery) | Synonyms: religious residence |
|---|
| (noun) a courtyard with covered walks (as in religious institutions) | - |
| coccidioidomycosis | (noun) an infection of the lungs and skin characterized by excessive sputum and nodules | Synonyms: coccidiomycosis, desert rheumatism, valley fever |
|---|
| coif | (noun) a skullcap worn by nuns under a veil or by soldiers under a hood of mail or formerly by British sergeants-at-law | - |
|---|
| (noun) the arrangement of the hair (especially a woman's hair) | Synonyms: coiffure, hair style, hairdo, hairstyle |
| coiffeur | (noun) a man hairdresser | - |
|---|
| coiffeuse | (noun) a woman hairdresser | - |
|---|
| coiffure | (noun) the arrangement of the hair (especially a woman's hair) | Synonyms: coif, hair style, hairdo, hairstyle |
|---|
| coign | (noun) the keystone of an arch | Synonyms: coigne, quoin |
|---|
| (noun) expandable metal or wooden wedge used by printers to lock up a form within a chase | Synonyms: coigne, quoin |
| coigne | (noun) the keystone of an arch | Synonyms: coign, quoin |
|---|
| (noun) expandable metal or wooden wedge used by printers to lock up a form within a chase | Synonyms: coign, quoin |
| coil | (noun) a structure consisting of something wound in a continuous series of loops | Synonyms: helix, spiral, volute, whorl |
|---|
| (noun) reactor consisting of a spiral of insulated wire that introduces inductance into a circuit | - |
| (noun) tubing that is wound in a spiral | - |
| (noun) a contraceptive device placed inside a woman's womb | - |
| (noun) a transformer that supplies high voltage to spark plugs in a gasoline engine | - |
| (noun) a round shape formed by a series of concentric circles (as formed by leaves or flower petals) | Synonyms: curl, curlicue, gyre, ringlet, roll, scroll, whorl |
| coin | (noun) a flat metal piece (usually a disc) used as money | - |
|---|
| coinage | (noun) the act of inventing a word or phrase | Synonyms: neologism, neology |
|---|
| (noun) a newly invented word or phrase | Synonyms: neologism, neology |
| (noun) coins collectively | Synonyms: metal money, mintage, specie |
| coincidence | (noun) the temporal property of two things happening at the same time | Synonyms: co-occurrence, concurrence, conjunction |
|---|
| (noun) the quality of occupying the same position or area in space | - |
| (noun) an event that might have been arranged although it was really accidental | Synonyms: happenstance |
| coiner | (noun) a skilled worker who coins or stamps money | Synonyms: minter, moneyer |
|---|
| (noun) someone who is a source of new words or new expressions | - |
| (noun) a maker of counterfeit coins | - |
| coinsurance | (noun) insurance issued jointly by two or more underwriters | - |
|---|