/ Thesaurus / E Synonyms of environmental protection agency Find synonyms for: Noun1. Environmental Protection Agency, EPA, independent agencyusage: an independent federal agency established to coordinate programs aimed at reducing pollution and protecting the environmentWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language