Lewis Short
Constantīnŏpŏlis | Constantīnŏpŏlītā-nus, a, um (noun F) : Κωνσταντίνου πολις
* The city Constantinople, previously called Byzantium; Turkish Stamboul, Amm. 22, 8, 8; 31, 16, 4; Eutr. 6, 6; Aur. Vict. Epit. 35; Aus. Urb. 2; id. Parent. 3, 11 al.—Hence, , , adj., of Constantinople: urbs,i. e. Constantinople,Cod. Just. 1, 2, 6: cives, Cod. Th. 11, 16, 6.
Charlton T. Lewis, Charles Short, A Latin Dictionary