Constantinople

name

Etymology: From Middle English Constantinople, ultimately from Late Latin Cōnstantīnopolis, from Ancient Greek Κωνσταντινούπολις (Kōnstantinoúpolis, “City of Constantine”), after Roman emperor Flavius Valerius Aurelius Constantinus (also known as Constantine I, St. Constantine, and/or Constantine the Great).

1. The former name, from 330–1930 C.E., of Istanbul, the largest city in Turkey; the former capital of the Ottoman Empire and of the Byzantine Empire before that.