Breadcrumb Home > Thesaurus > F Synonyms of fermat Find synonyms for: Noun 1. Fermat, Pierre de Fermat usage: French mathematician who founded number theory; contributed (with Pascal) to the theory of probability (1601-1665) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of fermat (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: eponymous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language