Ha·zel n.
1. Bot. A shrub or small tree of the genus Corylus, as the Corylus avellana, bearing a nut containing a kernel of a mild, farinaceous taste; the filbert. The American species are Corylus Americana, which produces the common hazelnut, and Corylus rostrata. See Filbert.
2. A miner's name for freestone.
Hazel earth, soil suitable for the hazel; a fertile loam.
Hazel grouse Zool., a European grouse (Bonasa betulina), allied to the American ruffed grouse.
Hazel hoe, a kind of grub hoe.
Witch hazel. See Witch-hazel, and Hamamelis.