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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Quadrilateral \Quad'ri*lat"er*al\, noun
1. (Geom.) A plane figure having four sides, and consequently four angles; a quadrangular figure; any figure formed by four lines.
2. An area defended by four fortresses supporting each other; as, the Venetian quadrilateral, comprising Mantua, Peschiera, Verona, and Legnano.
{Complete quadrilateral} (Geom.), the figure made up of the six straight lines that can be drawn through four points, A, B, C, I, the lines being supposed to be produced indefinitely.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Quadrilateral \Quad'ri*lat"er*al\, adjective [L. quadrilaterus: cf. F. quadrilat['e]re, quadrilat['e]ral. See {Quadri-} and {Lateral}.] Having four sides, and consequently four angles; quadrangular.
From WordNet (r) 2.0 [wn]:
quadrilateral
adjective: having four sides [syn: {four-sided}]
noun: a four-sided polygon [syn: {quadrangle}, {tetragon}]
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
51 Moby Thesaurus words for "quadrilateral": bifacial, bilateral, biquadratic, cube-shaped, cubed, cubic, cubiform, cuboid, diced, dihedral, flanked, four, four-legged, four-rayed, foursquare, handed, lateral, many-sided, multilateral, oblong, one-sided, orthogonal, polyhedral, quadrangular, quadrate, quadric, quadriform, quadrinomial, quadrivalent, quadruped, quartic, quartile, quaternary, rectangular, rhombic, rhomboid, sided, square, tetractinal, tetrad, tetragonal, tetrahedral, tetravalent, three-sided, trapezohedral, trapezoid, trihedral, trilateral, triquetrous, two-sided, unilateral
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Definitions retrieved from local copies of the freely distributed DICT client/server software and databases. Click here for database copyright information. - KM |