/ Thesaurus / D Synonyms of dibasic acid Find synonyms for: Noun1. dibasic acid, acidusage: an acid containing two replaceable hydrogen atoms per moleculeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language