Noun: Istanbul ,is,tan'bûl or ,is-tun'bool
- The largest city and former capital of Turkey; rebuilt on the site of ancient Byzantium by Constantine I in the fourth century; renamed Constantinople by Constantine who made it the capital of the Byzantine Empire; now the seat of the Eastern Orthodox Church
- Stambul, Stamboul, Constantinople
Type of: city, metropolis, urban center [US], urban centre [Brit, Cdn]
Part of: Republic of Turkey, Turkey, Türkiye
Encyclopedia: Istanbul, Turkey