/ Thesaurus / O Synonyms of organismal Find synonyms for: Adjective1. organismal, organismicusage: of or relating to or belonging to an organism (considered as a whole); "the organismic theory of the state"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language