noun
- Tall North American perennial herbs.
- synonyms: genus Silphium
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). silphium. Retrieved September 24, 2026, from http://smartdefine.org/silphium/definitions/1237638 |
| Chicago | WordNet. 2010. "silphium" http://smartdefine.org/silphium/definitions/1237638 (accessed September 24, 2026). |
| Harvard | WordNet 2010, silphium, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/silphium/definitions/1237638>. |
| MLA | WordNet. "silphium" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/silphium/definitions/1237638> |