Byzantium

a native or inhabitant of Byzantium or of the Byzantine Empire a

of or relating to or characteristic of the Byzantine Empire or the ancient city of Byzantium

in 330 he moved his capital from Rome to Byzantium and renamed it Constantinople (280-337) n

rebuilt on the site of ancient Byzantium by Constantine I in the fourth century

they successfully invaded Byzantium and defended the Holy Land against Crusaders a of or relating to the Seljuks