WordReference Random House Unabridged Dictionary of American English © 2025
cham•pi•gnon
(sham pin′yən or, esp. Brit., cham-; Fr. shän pē nyôn′),USA pronunciation n., pl. -pi•gnons
-
(-pin′yənz; Fr. -pē nyôn′).USA pronunciation
- mushroom (defs. 1, 2).
- Middle French, apparently
Vulgar Latin *campīn(us) of the field (see camp1, -ine1) + Latin -iōn- -ion - 1570–80