a group of Amerindian languages (the name coined by an American anthropologist, Edward Sapir)
a member of any of the North American Indian groups speaking an Athapaskan language and living in the subarctic regions of western Canada and central Alaska
Any member of these peoples.
Pertaining to a group of peoples mostly inhabiting Alaska, western Canada, the Pacific coast of California and Oregon, and the Navajo and Apache peoples in the American Southwest.
The family of languages spoken by these peoples.