/ Thesaurus / M Synonyms of marcus whitman Find synonyms for: Noun1. Whitman, Marcus Whitmanusage: United States frontier missionary who established a post in Oregon where Christianity and schooling and medicine were available to Native Americans (1802-1847)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pallid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language