/ Thesaurus / F Synonyms of fixing agent Find synonyms for: Noun1. fixing agent, fixer, compound, chemical compoundusage: a chemical compound that sets or fixes something (as a dye or a photographic image)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language