n.
Pronunciation: ' se-ni-k ə
Function: noun
Inflected Form: plural Seneca or Senecas
Etymology: Dutch Sennecaas, plural, the Iroquois living west of the Mohawks
Date: circa 1616
1 : a member of an American Indian people of what is now western New York
2 : the Iroquoian language of the Seneca people