Breadcrumb Home > Thesaurus > O Synonyms of outcrop Find synonyms for: Noun 1. outcrop, outcropping, rock outcrop, rock, stone usage: the part of a rock formation that appears above the surface of the surrounding land Verb 1. outcrop, appear usage: appear on the surface, come to the surface on the ground; "Big boulders outcropped" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of outcrop (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: dissemble Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language