/ Thesaurus / L Synonyms of law of volumes Find synonyms for: Noun1. Gay-Lussac's law, Charles's law, law of volumes, law, law of natureusage: (physics) the density of an ideal gas at constant pressure varies inversely with the temperatureWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language