Lewis Short
Constantĭus | Constantĭăcus, a | Constantĭānus, a | Constantĭ-ensis, e (noun M) :
* The name of a Roman emperor who reigned from 292 A. D. to 306 A. D., Eutr. 10, 6 sqq.; Lact. Mort. Pers. 15, 6; Aur. Vict. Caes. 40.—Hence, the adjj.: , , um: legiones,Amm. 21, 11, 2: , , um: thalamus,id. 22, 3, 12; and , , of or pertaining to Constantius: bellum, Sext. Ruf. Brev. 27.
Charlton T. Lewis, Charles Short, A Latin Dictionary