spherical polygon

noun Geometry.

a closed figure formed by arcs of great circles on a spherical surface.

Origin of spherical polygon

First recorded in 1715–25
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British Dictionary definitions for spherical polygon

spherical polygon


a closed geometric figure formed on the surface of a sphere that is bounded by three or more arcs of great circles
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012