|Sahaptin, Sahaptan or Sahaptian (sɑːˈhæptɪn, sɑːˈhæptən, sɑːˈhæptɪən, ʃəˈhæptɪn)|
|—n , -tins, -tans, -tians, -tin, -tan, -tian|
|1.||a member of a North American Indian people of Oregon and Washington, including the Nez Percé|
|2.||the language of this people|
|Sahaptan, Sahaptan or Sahaptian|
|Sahaptian, Sahaptan or Sahaptian|
linguistic grouping of North American Indian tribes speaking related languages within the Penutian family. They traditionally resided in what are now southeastern Washington, northeastern Oregon, and west-central Idaho, U.S., in the basin of the Columbia River and its tributaries. Major groups included the Cayuse, Molala, Palouse (or Palus), Nez Perce, Tenino, Umatilla, Wallawalla, and Yakima
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