Breadcrumb Home > Thesaurus > M Cite Synonyms of microbe Find synonyms for: Noun1. microbe, bug, germ, microorganism, micro-organismusage: a minute life form (especially a disease-causing bacterium); the term is not in technical useWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of microbe (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. April 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World Quetzalcoatl: Aztec Myths and Myths About the Aztecs Related Content Daily Word Quiz: erpsichore Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language