Guaporé

[ Portuguese gwah-poo-re; Spanish gwah-paw-re ]
/ Portuguese gwɑ pʊˈrɛ; Spanish ˌgwɑ pɔˈrɛ /

noun

a river forming part of the boundary between Brazil and Bolivia, flowing NW to the Mamoré River. 950 miles (1530 km) long.
former name of Rondônia.

British Dictionary definitions for guapore

Guaporé
/ (Portuguese ɡwapoˈrɛ) /

noun

a river in W central South America, rising in SW Brazil and flowing northwest as part of the border between Brazil and Bolivia, to join the Mamoré River. Length: 1750 km (1087 miles) Spanish name: Iténez
the former name (until 1956) of Rondônia