noun
1. North American walnut tree with hard dark wood and edible nut
• Syn: ↑black walnut tree, ↑black hickory, ↑Juglans nigra
• Hypernyms: ↑walnut, ↑walnut tree
• Member Holonyms: ↑Juglans, ↑genus Juglans
2. American walnut having a very hard and thick woody shell
• Hypernyms: ↑walnut
• Part Holonyms: ↑black walnut tree, ↑black hickory, ↑Juglans nigra
Useful english dictionary. 2012.