noun
- An alkaloid poison that occurs in tobacco; used in medicine and as an insecticide. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). nicotine. Retrieved September 21, 2026, from http://smartdefine.org/nicotine/definitions/1247961 |
| Chicago | WordNet. 2010. "nicotine" http://smartdefine.org/nicotine/definitions/1247961 (accessed September 21, 2026). |
| Harvard | WordNet 2010, nicotine, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/nicotine/definitions/1247961>. |
| MLA | WordNet. "nicotine" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/nicotine/definitions/1247961> |