Bougainville

1 of 2

biographical name

Bou·​gain·​ville ˈbü-gən-ˌvil 

bü-gaⁿ-ˈvēl

Louis-Antoine de 1729–1811 French navigator

Bougainville

2 of 2

geographical name

Bou·​gain·​ville ˈbü-gən-ˌvil 

ˈbō-,

ˈbu̇-

island in the South Pacific; largest of the Solomons; chief town Kieta area 3880 square miles (10,088 square kilometers)