(n.) An alkaloid isomeric with, and resembling, quinine, found in certain species of cinchona, from which it is extracted as a bitter white crystalline substance; conchinine. It is used somewhat as a febrifuge.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). quinidine. Retrieved September 25, 2026, from http://smartdefine.org/quinidine/definitions/2051987 |
| Chicago | Webster's. 2011. "quinidine" http://smartdefine.org/quinidine/definitions/2051987 (accessed September 25, 2026). |
| Harvard | Webster's 2011, quinidine, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/quinidine/definitions/2051987>. |
| MLA | Webster's. "quinidine" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/quinidine/definitions/2051987> |