Reindeer (noun)

1. A deer with large antlers that lives in the Arctic, domesticated by the Sami people and used as a beast of burden.
2. A mammal of the deer family, Rangifer tarandus, which is native to the Arctic and sub-Arctic regions of Europe, Asia and North America and is domesticated in some areas.

Origin:

Mid 18th century: from earlier rein + deer, translating swedish ren+djur or norwegian rein+dyr. .

Examples:

1. She had heard of the reindeer herders and their caravans of sleds pulled by the animals.
2. Santa's reindeer are a group of fictional reindeer used in the Christmas story, Santa Claus and Father Christmas. .
3. The reindeer population in the Arctic is declining due to habitat loss and hunting.
4. Reindeer meat is a staple food for many Arctic communities.
5. Reindeer are well adapted to living in cold climates with their thick fur coats.