noun
- North American walnut tree with hard dark wood and edible nut.
- synonyms: black walnut tree, black hickory, Juglans nigra
- American walnut having a very hard and thick woody shell. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Black Walnut. Retrieved September 21, 2026, from http://smartdefine.org/black_walnut/definitions/1221413 |
| Chicago | WordNet. 2010. "Black Walnut" http://smartdefine.org/black_walnut/definitions/1221413 (accessed September 21, 2026). |
| Harvard | WordNet 2010, Black Walnut, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/black_walnut/definitions/1221413>. |
| MLA | WordNet. "Black Walnut" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/black_walnut/definitions/1221413> |