Breadcrumb Home > Thesaurus > C Synonyms of concavity Find synonyms for: Noun 1. concave shape, concavity, incurvation, incurvature, solid usage: a shape that curves or bends inward 2. concavity, concaveness, shape, form, configuration, contour, conformation usage: the property possessed by a concave shape WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of concavity (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language