/ Thesaurus / S Synonyms of spherical polygon Find synonyms for: Noun1. spherical polygon, polygon, polygonal shapeusage: a figure on the surface of a sphere bounded by arcs of 3 or more great circlesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language