/ Thesaurus / C Synonyms of chemical compound Find synonyms for: Noun1. compound, chemical compound, chemical, chemical substanceusage: (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weightWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: kiln Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language