- the second largest island of the Philippines, in the S part of the group. 36,537 sq. mi. (94,631 sq. km).
- the second largest island of the Philippines, in the S part of the archipelago: mountainous and volcanic. Chief towns: Davao, Zamboanga. Pop: 13 626 338 (2000). Area: (including offshore islands) 94 631 sq km (36 537 sq miles)