any of various edible mushrooms, esp. the meadow mushroom
Origin of champignonFr, altered ; from Old French champaignuel ; from Vulgar Latin an unverified form campaniolus ; from Late Latin campania, field: see campaign
An edible mushroom, especially the much cultivated species Agaricus bisporus.
Origin of champignonFrench, alteration of Old French champigneul, probably from Vulgar Latin *(fungus) campiniolus, (fungus) growing in the fields, from Late Latin camp&amacron;nia, countryside; see campaign.
- Agaricus bisporus, the mushroom species most commonly used in cooking