/ Thesaurus / H Synonyms of hydrogen iodide Find synonyms for: Noun1. hydrogen iodide, iodideusage: a colorless gas that yields hydroiodic acid in aqueous solutionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language