PATERFAMILIAS

paterfamilias (pay-t<<schwa>>r-f<<schwa>>-mil-ee-<<schwa>>s or pah-t<<schwa>>r-), n.[Latin] Roman law. The male head of a family or household; the senior ascendant male; esp., one invested with potestas (power) over another. — Also termed homo sui juris. See patria potestas under POTESTAS.

[Blacks Law 8th]