/ Thesaurus / C Synonyms of carl gustaf mossander Find synonyms for: Noun1. Mosander, Carl Gustaf Mossanderusage: Swedish chemist who discovered rare earth elements (1797-1858)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language