(n.) The inspissated juice of the Papaver somniferum or white poppy.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). opium. Retrieved September 22, 2026, from http://smartdefine.org/opium/definitions/2039100 |
| Chicago | Webster's. 2011. "opium" http://smartdefine.org/opium/definitions/2039100 (accessed September 22, 2026). |
| Harvard | Webster's 2011, opium, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/opium/definitions/2039100>. |
| MLA | Webster's. "opium" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/opium/definitions/2039100> |