/ Thesaurus / S Synonyms of sesbania Find synonyms for: Noun1. sesbania, legume, leguminous plantusage: any of various plants of the genus Sesbania having pinnate leaves and large showy pea-like flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language