noun
- Antihistamine (trade name Benadryl) used to treat allergic reactions involving the nasal passages (hay fever. and also to treat motion sickness).
- synonyms: Benadryl
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). diphenhydramine. Retrieved September 20, 2026, from http://smartdefine.org/diphenhydramine/definitions/1203384 |
| Chicago | WordNet. 2010. "diphenhydramine" http://smartdefine.org/diphenhydramine/definitions/1203384 (accessed September 20, 2026). |
| Harvard | WordNet 2010, diphenhydramine, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/diphenhydramine/definitions/1203384>. |
| MLA | WordNet. "diphenhydramine" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/diphenhydramine/definitions/1203384> |