Breadcrumb Home > Thesaurus > C Synonyms of caribou Find synonyms for: Noun1. caribou, reindeer, Greenland caribou, Rangifer tarandus, deer, cervidusage: Arctic deer with large antlers in both sexes; called `reindeer' in Eurasia and `caribou' in North AmericaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of caribou (Dictionary) ✖ Related Content Daily Word Quiz: acronym Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language