Cappadocia Syllabification: (Cap·pa·do·cia)Pronunciation: /ˌkapəˈdōSHə/Definition of Cappadocia an ancient region of central Asia Minor, between Lake Tuz and the Euphrates River, north of Cilicia. It was an important center of early Christianity. Derivatives Cappadocian adjective & noun Cappadocia in other Oxford dictionaries Definition of Cappadocia in the British & World English dictionary