/ Thesaurus / G Synonyms of genus exacum Find synonyms for: Noun1. Exacum, genus Exacum, dicot genus, magnoliopsid genususage: genus of tropical Asiatic and African plants: especially Persian violetsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language