Definition of Danube in English:

Danube

proper noun

  • A river that rises in the Black Forest in southwestern Germany and flows for about 1,770 miles (2,850 km) into the Black Sea. It is the second longest river in Europe (after the Volga); the cities of Vienna, Budapest, and Belgrade are situated on its banks.

    German name Donau

Pronunciation

Danube

/ˈdænjub//ˈdanyo͞ob/