noun
- A mild sedative-hypnotic drug (trade name Placidyl. ).
- synonyms: ethchlorvynol
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). placidyl. Retrieved September 23, 2026, from http://smartdefine.org/placidyl/definitions/1302455 |
| Chicago | WordNet. 2010. "placidyl" http://smartdefine.org/placidyl/definitions/1302455 (accessed September 23, 2026). |
| Harvard | WordNet 2010, placidyl, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/placidyl/definitions/1302455>. |
| MLA | WordNet. "placidyl" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/placidyl/definitions/1302455> |