Congo River(redirected from Zaïre River (Africa))
Also found in: Thesaurus.
A river of central Africa flowing about 4,700 km (2,920 mi) north, west, and southwest through the Democratic Republic of the Congo to the Atlantic Ocean. Its remotest tributaries rise in northern Zambia. For much of its latter course the river forms the border between the Democratic Republic of the Congo and the Republic of the Congo.