/ Thesaurus / C Synonyms of chlorine dioxide Find synonyms for: Noun1. chlorine dioxide, dioxide, bleaching agent, bleach, blanching agent, whitenerusage: an explosive gas (ClO2) used chiefly in bleaching paper or starch or soap or flour and in water purificationWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language