/ Thesaurus / D Synonyms of double replacement reaction Find synonyms for: Noun1. double replacement reaction, double decomposition, double decomposition reaction, metathesisusage: a chemical reaction between two compounds where the positive ion of one compound is exchanged with the positive ion of another compoundWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language