Definition of Rio Negro in English:

Rio Negro

proper noun

  • A river of South America, which rises as the Guainia in eastern Colombia and flows for about 2,255 km (1,400 miles) through NW Brazil before joining the Amazon near Manaus.

Pronunciation

Rio Negro

/ˌriːəʊ ˈneɪɡrəʊ//ˈnɛɡ-/