nez perce: a member of a tribe of the Shahaptian people living on the pacific coast
shahaptian: a member of a North American Indian people who lived in Oregon along the Columbia river and its tributaries in Washington and northern Idaho
agglutination test: a blood test used to identify unknown antigens; blood with the unknown antigen is mixed with a known antibody and whether or not agglutination occurs helps to identify the antigen; used in tissue matching and blood grouping and diagnosis of infections