/ Thesaurus / W Synonyms of water gas Find synonyms for: Noun1. water gas, fuel, gasusage: a mixture of hydrogen and carbon monoxide with small amounts of other gases; made by blowing steam over hot coke or coalWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tranquil Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language