doughnut-shaped
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Doughnut — For other uses, see Doughnut (disambiguation). A glazed doughnut … Wikipedia
Doughnut theory of the universe — The doughnut theory of the universe is an informal description of the theory that the shape of the universe is a three dimensional torus. The name comes from the shape of a doughnut, whose surface has the topology of a two dimensional torus. The… … Wikipedia
doughnut kidney — a doughnut shaped fused kidney resulting from bipolar fusion of the renal anlagen before rotation has begun … Medical dictionary
doughnut — [n] sweet ring shaped fried cake bun, cruller, danish, dunker*, pastry, sinker*, sweet roll; concepts 457,461 … New thesaurus
doughnut — [dō′nut΄] n. a small, usually ring shaped cake of sweetened, leavened dough, fried in deep fat … English World dictionary
doughnut coupling — A flexible joint made of rubber and shaped like a ring doughnut. It is used, for example, between the front of the propeller shaft and the gearbox. Also called doughnut joint. Also see rubber doughnut coupling … Dictionary of automotive terms
doughnut joint — A flexible coupling made of rubber and shaped like a ring doughnut. It is used, for example, between the front of the propeller shaft and the gearbox. Also called doughnut coupling … Dictionary of automotive terms
doughnut — also donut noun Date: circa 1809 1. a small usually ring shaped cake fried in fat 2. something (as a mathematical torus) that resembles a doughnut especially in shape • doughnutlike adjective … New Collegiate Dictionary
doughnut — /doh neuht, nut /, n. 1. a small cake of sweetened or, sometimes, unsweetened dough fried in deep fat, typically shaped like a ring or, when prepared with a filling, a ball. 2. anything shaped like a thick ring; an annular object; toroid. Also,… … Universalium
doughnut — dough•nut or donut [[t]ˈdoʊ nət, ˌnʌt[/t]] n. 1) coo a small, usu. ring shaped cake of sweetened dough fried in deep fat 2) math. any thick, ring shaped object; toroid • Etymology: 1795–1805 … From formal English to slang
