CappadociaPronunciation: /ˌkapəˈdəʊʃə/Definition of Cappadocia an ancient region of central Asia Minor, between Lake Tuz and the Euphrates, north of Cilicia. It was an important centre of early Christianity. Derivatives Cappadocian adjective & noun Cappadocia in other Oxford dictionaries Definition of Cappadocia in the US English dictionary