Breadcrumb Home > Thesaurus > H Synonyms of hellebore Find synonyms for: Noun1. hellebore, false hellebore, liliaceous plantusage: perennial herbs of the lily family having thick toxic rhizomes2. hellebore, poisonous plantusage: any plant of the Eurasian genus HelleborusWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of hellebore (Dictionary) ✖ Related Content Daily Word Quiz: tautology Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language