1.a native or inhabitant of Byzantium or of the Byzantine Empire
2.of or relating to the Eastern Orthodox Church or the rites performed in it;
Byzantine monks
3.of or relating to or characteristic of the Byzantine Empire or the ancient city of Byzantium
4.highly involved or intricate;
the Byzantine tax structure
5.characterized by elaborate scheming and intrigue; devious;
Byzantine methods for holding on to his chairmanship