/ Thesaurus / S Synonyms of sal ammoniac Find synonyms for: Noun1. ammonium chloride, sal ammoniac, saltusage: a white salt used in dry cellsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language