/ Thesaurus / A Synonyms of ammonium carbonate Find synonyms for: Noun1. ammonium carbonate, carbonateusage: a carbonate of ammonium; used in the manufacture of smelling salts and baking powder and ammonium compoundsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language