Dvina

[ dvee-nuh; Russian dvyi-nah ]
/ ˈdvi nə; Russian dvyɪˈnɑ /

noun

Also called Western Dvina. Latvian Daugava. a river rising in the Valdai Hills in the W Russian Federation, flowing W through Byelorussia (Belarus) and Latvia to the Baltic Sea at Riga. About 640 miles (1030) long.
Also called Northern Dvina. a river in the N Russian Federation in Europe, flowing NW into the White Sea. About 470 miles (750 km) long.

British Dictionary definitions for northern dvina (1 of 2)

Northern Dvina

noun

See Dvina (def. 1)

British Dictionary definitions for northern dvina (2 of 2)

Dvina
/ (Russian dviˈna) /

noun

Northern Dvina a river in NW Russia, formed by the confluence of the Sukhona and Yug Rivers and flowing northwest to Dvina Bay in the White Sea. Length: 750 km (466 miles) Russian name: Severnaya Dvina
Western Dvina a river rising in W Russia, in the Valdai Hills and flowing south and southwest then northwest to the Gulf of Riga. Length: 1021 km (634 miles) Russian name: Zapadnaya Dvina (ˈzapədnəjə) Latvian name: Daugava