The story
- Greek · borrowed fromΒυζαντιακός
- Medieval Greek · borrowed fromΒῡζᾰντῐᾰκός
- English todayByzantiac
From Medieval Greek Βῡζᾰντῐᾰκός (Būzăntĭăkós), in some uses perhaps via Greek Βυζαντιακός (Vyzantiakós).
Etymology from Wiktionary, CC BY-SA 4.0.