Breadcrumb Home > Thesaurus > T Synonyms of toxicant Find synonyms for: Noun 1. poison, toxicant, poisonous substance, substance usage: any substance that causes injury or illness or death of a living organism Adjective 1. poisonous, toxicant, toxic (vs. nontoxic) usage: having the qualities or effects of a poison WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of toxicant (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: procellous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language