pa·ter·fa·mil·i·as /ˌpætɚ/
  家長
  Pa·ter·fa·mil·i·as n.; pl. Pateresfamilias   Rom. Law The head of a family; in a large sense, the proprietor of an estate; one who is his own master.
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  paterfamilias
       n : the male head of family or tribe [syn: patriarch]
       [also: patresfamilias (pl)]