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Black Vol·ta(vōl′tə, vŏl′-, vôl′-)
A river of western Africa rising in western Burkina Faso and flowing about 1,160 km (720 mi) to the White Volta in Ghana.
(Placename) a river in W Africa, rising in SW Burkina Faso and flowing northeast, then south into Lake Volta: forms part of the border of Ghana with Burkina-Faso and with Côte d'Ivoire. Length: about 800 km (500 miles)
a river in W Africa, in Ghana: the upper branch of the Volta River. ab. 500 mi. (800 km) long.