/ Thesaurus / M Synonyms of macleaya Find synonyms for: Noun1. Macleaya, genus Macleaya, dilleniid dicot genususage: a perennial herb of eastern Asia: plume poppyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language