noun ma·ter·fa·mil·i·as \ˌmā-tər-fə-ˈmi-lē-əs, ˌmä-\

Definition of materfamilias

  1. :  a woman who is head of a household

Origin and Etymology of materfamilias

Latin, from mater + familias, archaic genitive of familia household — more at family

First Known Use: 1756

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