/ Thesaurus / O Synonyms of oxalacetic acid Find synonyms for: Noun1. oxalacetic acid, oxaloacetic acid, acidusage: an acid formed by oxidation of maleic acid (as in metabolism of fats and carbohydrates)WordNet 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