Wrocław Syllabification: (Wro·cław)Pronunciation: /ˈvrôtˌswäf, -ˌsläf/Definition of Wrocław an industrial city on the Oder River, in western Poland; population 633,950 (2007). German name Breslau.Wrocław in other Oxford dictionaries Definition of Wrocław in the British & World English dictionary