/ Thesaurus / G Synonyms of grape sugar Find synonyms for: Noun1. dextrose, dextroglucose, grape sugar, glucoseusage: an isomer of glucose that is found in honey and sweet fruitsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dispel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language