/ Thesaurus / C Synonyms of chelate compound Find synonyms for: Noun1. chelate, chelate compound, heterocyclic compound, heterocyclic, heterocycleusage: a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ionsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language