Breadcrumb Home > Thesaurus > O Synonyms of oxidizer Find synonyms for: Noun1. oxidant, oxidizer, oxidiser, oxidizing agent, chemical agentusage: a substance that oxidizes another substanceWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of oxidizer (Dictionary) ✖ Related Content Daily Word Quiz: prandial Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language