/ Thesaurus / O Synonyms of omega 6 Find synonyms for: Noun1. omega-6 fatty acid, omega-6, polyunsaturated fatty acidusage: a polyunsaturated fatty acid whose carbon chain has its first double valence bond six carbons from the beginningWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language