/ Thesaurus / G Synonyms of genus spirodela Find synonyms for: Noun1. Spirodela, genus Spirodela, monocot genus, liliopsid genususage: minute aquatic herbs floating on the water surface consisting of a shiny leaflike frond and 2-21 rootsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language