From Longman Dictionary of Contemporary EnglishZambiaZam‧bi‧a /ˈzæmbiə/ a country in south central Africa, between Zimbabwe and the Democratic Republic of the Congo. Population: 14,222,233 (2014). Capital: Lusaka. Zambia is rich in minerals, especially copper. Its former name, when it was ruled by Britain, was Northern Rhodesia. It became independent in 1964, and is a member of the British Commonwealth. —Zambian noun, adjective