Tonkin

geographical name

Ton·kin | \ ˈtäŋ-kən

; ˈtän-ˈkin, ˈtäŋ-\

variants: or Tongking \ ˈtäŋ-ˈkiŋ

Definition of Tonkin

region of northern Indochina bordering on China; chief city Hanoi

Note: Since 1946 Tonkin has been the northern part of Vietnam.

Tonkinese \ ˌtäŋ-kə-ˈnēz

, ˌtän- , -ˈnēs \ or Tongkingese \ ˌtäŋ-kiŋ-ˈēz

, -ˈēs \ adjective or noun