reindeer n pl , -deer, -deers a large deer, Rangifer tarandus, having large branched antlers in the male and female and inhabiting the arctic regions of Greenland, Europe, and Asia. It also occurs in North America, where it is known as a caribou
(C14: from Old Norse hreindyri, from hreinn reindeer + dyr animal; related to Dutch rendier, German Rentier; see deer)
Reindeer Lake n
a lake in W Canada, in Saskatchewan and Manitoba: drains into the Churchill River via the Reindeer River. Area: 6390 sq. km (2467 sq. miles)
reindeer moss n
any of various lichens of the genus Cladonia, esp. C. rangiferina, which occur in arctic and subarctic regions, providing food for reindeer