/ Thesaurus / F Synonyms of furfuraldehyde Find synonyms for: Noun1. furfural, furfuraldehyde, aldehyde, plant productusage: a liquid aldehyde with a penetrating odor; made from plant hulls and corncobs; used in making furan and as a solventWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language