Merriam-Webster Collegiate Dictionary - yanomami

 also Yanomamo or Yanomama  noun  (plural ~; also ~s or Yanomamo or Yanomama)  Etymology: Yanomam? (language of the western ~) yanomam?, a self-designation  Date: 1967  1. an indigenous people inhabiting the rain forests of southern Venezuela and northern Brazil; also a member of the ~ people  2. the family of four closely related languages spoken by the ~