triumphant

UK: /traɪˈʌmfənt/ US: /traɪˈʌmfənt/ ,(trī um′fənt)

WordReference Random House Learner's Dictionary of American English © 2025

tri•um•phant /traɪˈʌmfənt/   adj. 

1. having achieved a triumph:
   a triumphant army.
2. rejoicing because of success:
   They were triumphant when they got the building contract.

tri•um•phant•ly, adv.:

The winner waved triumphantly.

WordReference Random House Unabridged Dictionary of American English © 2025

tri•um•phant  (trī um′fənt), adj. 

1. having achieved victory or success;
   victorious;
   successful.
2. exulting over victory;
   rejoicing over success;
   exultant.
3. [Archaic.] triumphal (def. 1).
4. [Obs.] splendid;
   magnificent.

• Latin triumphant-, stem of triumphāns, present participle of triumphāre to triumph. See triumph, -ant
• 1485–95

tri•um′phant•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

triumphant / traɪˈʌmfənt/ adjective

1. experiencing or displaying triumph
2. exultant through triumph

triˈumphantly adverb