Breadcrumb Home > Thesaurus > U Synonyms of ulcer Find synonyms for: Noun 1. ulcer, ulceration, lesion usage: a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of ulcer (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