1 wild chestnut | Definition of wild chestnut

wild chestnut

noun

Definition of wild chestnut

1a : a proteaceous shrub (Brabejum stellatifolia) of southern Africa
b : the nut of this plant containing a kernel that is edible when roasted
2 : a southern African tree (Calodendron capense) of the family Rutaceae with panicles of handsome white flowers for which it is sometimes cultivated also : its edible black seed
3 : a Philippine tree (Castanopsis philippinensis) related to the true chestnut also : the seed of this tree