Breadcrumb Home > Thesaurus > E Synonyms of eponym Find synonyms for: Noun 1. eponym, name usage: the person for whom something is named; "Constantine I is the eponym for Constantinople" 2. eponym, name usage: the name derived from a person (real or imaginary); "Down's syndrome is an eponym for the English physician John Down" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of eponym (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: spurious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language