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noun pl. phra·tries
- 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.
- Anthropology An exogamous subdivision of the tribe, constituting two or more related clans.
Origin: Greek phrātriā, from phrātēr, phrātr-, fellow member of a clan; see bhrāter- in Indo-European roots.
- phraˈtric adjective