duumviratus

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

dŭumvĭrātus (also DVOMVIR., Inscr. Momms. 2378), ūs, m. [duumviri],

the office of a duumvir , duumvirate , Plin. Ep. 4, 22, 1; Dig. 50, 3, 1; Inscr. Orell. 3817 (Momms. 2096; 4059).