quad·ri·lat·er·al /ˌkwɑdrəˈlæt(ə)rəl/
(a.)四邊形,四邊地,四角地
quad·ri·lat·er·al /ˌkwɑdrəˈlætərəl, ˈlætrəl/ 形容詞
四邊形的,四邊形,四角形
quadrilateral
四邊形
quadrilateral
四邊形
Quad·ri·lat·er·al a. Having four sides, and consequently four angles; quadrangular.
Quad·ri·lat·er·al, n.
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.
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quadrilateral
adj : having four sides [syn: four-sided]
n : a four-sided polygon [syn: quadrangle, tetragon]