hainan

noun

1. Pinyin, Wade-Giles. an island in the South China Sea, separated from the mainland by the Hainan Strait: a part of Guangdong province. 13,200 sq. mi. (34,200 sq. km).

noun

1. an island and province in the South China Sea, separated from the mainland of S China by the Hainan Strait : part of Guangdong province until 1988; mainland China’s largest offshore island. Pop: 8 110 000 (2003 est). Area: 33 572 sq km (12 962 sq miles)