Inflected forms: pl. phra·tries 1. A kinship group constituting an intermediate division in the primitive structure of the Hellenic tribe or phyle, consisting of several patrilinear clans, and surviving in classical times as a territorial subdivision in the political and military organization of the Athenian state. 2.Anthropology An exogamous subdivision of the tribe, constituting two or more related clans.
ETYMOLOGY:
Greek phrtri, from phrtr, phrtr-, fellow member of a clan. See bhrter- in Appendix I.