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 campānia countryside ; see campaign .
- Agaricus bisporus, the mushroom species most commonly used in cooking