/ Thesaurus / L Synonyms of lars onsager Find synonyms for: Noun1. Onsager, Lars Onsagerusage: United States chemist (born in Norway) noted for his work in thermodynamics (1903-1976)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: imprudent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language