large peninsula south of China, including Laos, Cambodia, Myanmar, Thailand, Vietnam, & the Malay Peninsula
E part of this peninsula, formerly under French control, consisting of Laos, Cambodia, & Vietnam
See Indochina in American Heritage Dictionary 4
(ĭnˌdō-chīˈnə)
A peninsula of southeast Asia comprising Vietnam, Laos, Cambodia, Thailand, Myanmar (Burma), and the mainland territory of Malaysia. The area was influenced in early times by India (particularly the Hindu culture) and China.
The former French colonial empire in southeast Asia, including much of the eastern part of the Indochinese peninsula. French influence extended from roughly 1862 to the fall of Dien Bien Phu (1954).