Breadcrumb Home > Thesaurus > O Synonyms of odocoileus hemionus columbianus Find synonyms for: Noun1. black-tailed deer, blacktail deer, blacktail, Odocoileus hemionus columbianus, mule deer, burro deer, Odocoileus hemionususage: mule deer of western Rocky MountainsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: prandial Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language