The story
- Latin · derived fromCīvitās Vāticāna“Vatican City”
- Italian · calque ofCittà del Vaticano
- English todayVatican City
A calque of Italian Città del Vaticano, from Latin Cīvitās Vāticāna (“Vatican City”), referring to the Vatican hill, whose further etymology is unknown.
Etymology from Wiktionary, CC BY-SA 4.0.