Cochin-China

[ koh-chin-chahy-nuh, koch-in- ]
/ ˈkoʊ tʃɪnˈtʃaɪ nə, ˈkɒtʃ ɪn- /

noun

a former state in S French Indochina: now part of Vietnam.
French Co·chin·chine [kaw-shan-sheen] /kɔ ʃɛ̃ˈʃin/.

British Dictionary definitions for cochin china

Cochin China

noun

a former French colony of Indochina (1862–1948): now the part of Vietnam that lies south of Phan Thiet