| black walnut 
 
 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
 
 
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