D defs.my
Entry 1 sense Webster, 1913

Duumvir

· Du·um·vir · IPA /duˈʌm.vəɹ/
01 n. One of two Roman officers or magistrates united in the same public functions.
pl. Duumvirs, Duumviri ((#))
  1. 1.
    One of two Roman officers or magistrates united in the same public functions.(Rom. Antiq.)