Definition of Rio Negro in English:

Rio Negro

proper noun

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

Pronunciation

Rio Negro

/ˌriːəʊ ˈneɪɡrəʊ//ˈnɛɡ-/