Shemi'daite (Heb. with the art. in the sing. used collectively, hash-Shemidai', הִשּׁמַידָעַי, patronymic from Shemida; Sept. ὁ Συμαερί), a designation (Nu 26:32) of the descendants of Shemida (q.v.), the son of Gilead, who obtained their inheritance among the male posterity of Manasseh (Jos 17:2, where they are called "children of Shemida").