Perdu

UK: /pɛrdy/

US: 'Perdu': (per dy′); 'perdu': (pər do̅o̅′, -dyo̅o̅′, per-)

Collins Concise English Dictionary © HarperCollins Publishers::

Perdu / pɛrdy/ noun

1. Mont Perdu ⇒
   the French name for (Monte) Perdido

WordReference Random House Unabridged Dictionary of American English © 2026

per•du  (pər do̅o̅′, -dyo̅o̅′, per-), adj. 

1. hidden;
   concealed;
   obscured.

n. 

2. [Obs.] a soldier assigned to a very dangerous mission or position.

Also, per•due′. 

• Latin perdere to lose
• French: lost, past participle of perdre
• 1585–95

Per•du  (per dy′), n. 

Mont  (môn), French name of Monte Perdido.