Dnipropetrovsk Syllabification: (Dni·pro·pe·trovsk)Pronunciation: /dəˌnyēprōpəˈtrôfsk/Definition of Dnipropetrovsk an industrial city and river port in Ukraine, on the Dnieper River; population 1,017,500 (est. 2009). It was known as Yekaterinoslav (Ekaterinoslav) until 1926. Dnipropetrovsk in other Oxford dictionaries Definition of Dnipropetrovsk in the British & World English dictionary