Breadcrumb Home > Thesaurus > F Synonyms of fumigant Find synonyms for: Noun 1. fumigant, chemical, chemical substance usage: a chemical substance used in fumigation WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of fumigant (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: meretricious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language