noun
- A hydrocarbon radical (C4H9. ).
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). butyl. Retrieved September 22, 2026, from http://smartdefine.org/butyl/definitions/1249287 |
| Chicago | WordNet. 2010. "butyl" http://smartdefine.org/butyl/definitions/1249287 (accessed September 22, 2026). |
| Harvard | WordNet 2010, butyl, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/butyl/definitions/1249287>. |
| MLA | WordNet. "butyl" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/butyl/definitions/1249287> |