an island in the W Pacific, in Papua New Guinea: the largest of the Solomon Islands: unilaterally declared independence in 1990; occupied by government troops in 1992, and granted autonomy in 2001. Chief town: Kieta. Area: 10 049 sq km (3880 sq miles)
Bougainville2 (French buɡɛ̃vil)
—n
Louis Antoine de (lwi ɑ̃twan də). 1729--1811, French navigator