Byzantine

1. Of or pertaining to Byzantium.
   
Byzantine church ,
the Eastern or Greek church, as distinguished from the Western or Roman or Latin church. See under Greek.
Byzantine empire ,
the Eastern Roman or Greek empire from a. d. 364 or a. d. 395 to the capture of Constantinople by the Turks, a. d. 1453.
Byzantine historians ,
historians and writers (Zonaras, Procopius, etc.) who lived in the Byzantine empire.
Byzantine style (Arch.),
a style of architecture developed in the Byzantine empire.