Dictionary.com Thesaurus.com

caribou vs. reindeer

caribou

[kar-uh-boo] / ˈkær əˌbu /

noun

caribous,

caribou

any of several large, North American deer of the genus Rangifer, related to the reindeer of the Old World.

reindeer

[reyn-deer] / ˈreɪnˌdɪər /

reindeer,

reindeers

any of several large deer of the genus Rangifer, of northern and Arctic regions of Europe, Asia, and North America, both male and female of which have antlers.