/ Thesaurus / G Synonyms of genus nostoc Find synonyms for: Noun1. genus Nostoc, bacteria genususage: type genus of the family Nostocaceae: freshwater blue-green algaeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language