a city in the Democratic Republic of Zaire, in the province of Lower Zaire. Population, 33,100 (1960). The city is a port (accessible to seagoing vessels) in the estuary of the Congo River. Boma exports wood, oil palm products, bananas, cocoa, and rubber. The city has an airport. Other industries include the processing of agricultural raw materials, a brewery, ship repair, and fishing. In 1886, Boma was made the administrative center of the country; in 1926 the administrative center was moved to Léopoldville (now Kinshasa).