Breadcrumb Home > Thesaurus > U Synonyms of unsanitary Find synonyms for: Adjective 1. unsanitary (vs. sanitary), insanitary, unhealthful, unhygienic usage: not sanitary or healthful; "unsanitary open sewers"; "grim and unsanitary conditions" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of unsanitary (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