shahaptian
1. [ noun ] a member of a North American Indian people who lived in Oregon along the Columbia river and its tributaries in Washington and northern Idaho
Synonyms: sahaptino Sahaptin
Related terms: Penutian nez_perce
2. [ noun ] (linguistics) a Penutian language spoken by the Shahaptian people
Synonyms: Sahaptin
Related terms: Penutian nez_perce