/ Thesaurus / P Synonyms of para aminobenzoic acid Find synonyms for: Noun1. para aminobenzoic acid, PABA, acidusage: a metabolic acid found in yeast and liver cells; used to make dyes and drugs and sun blockersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language