quadrangle

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quad·ran·gle / ˈkwäˌdranggəl/ • n. Geom. a four-sided plane figure, esp. a square or rectangle. ∎  a square or rectangular space or courtyard enclosed by buildings. ∎  the area shown on a standard topographic map sheet of the U.S. Geological Survey.DERIVATIVES: quad·ran·gu·lar / kwäˈdranggyələr/ adj.

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