How did the term Byzantine originate?

Related questions

1. Was Byzantine Greek or Roman?
2. Is the Byzantine Catholic Church under the Pope?
3. What were the 4 major crusades?
4. Which crusade was the only successful one for the Christians?
5. How does Blockchain solve the Byzantine Generals Problem?
6. What language did Constantine the Great speak?
7. Why was the Fourth Crusade a failure?
8. What is the purpose of Byzantine art?
9. What is Byzantium called now?
10. What defines Byzantine art?

Tags

1. #modern
2. #constantinople
3. #byzantine
4. #originally
5. #byzantium
6. #continuation
7. #middle
8. #referred
9. #eastern
10. #capital
11. #during
12. #roman
13. #empire
14. #sometimes
15. #founded
16. #antiquity
17. #istanbul