Hanoi

UK: /hæˈnɔɪ/ US: (ha noi′, hə-)

WordReference Random House Unabridged Dictionary of American English © 2025

Ha•noi  (ha noi′, hə-), n. 

1. Place Names a city in and the capital of Vietnam, in the N part, on the Songka River. 1,443,500.

Collins Concise English Dictionary © HarperCollins Publishers::

Hanoi / hæˈnɔɪ/ noun

1. the capital of Vietnam, on the Red River: became capital of Tonkin in 1802, of French Indochina in 1887, of Vietnam in 1945, and of North Vietnam (1954–75); university (1917); industrial centre. Pop: 3 629 493 (2015 est)