(n.) A gaseous compound of hydrogen and nitrogen, NH3, with a pungent smell and taste: -- often called volatile alkali, and spirits of hartshorn.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ammonia. Retrieved September 23, 2026, from http://smartdefine.org/ammonia/definitions/1973157 |
| Chicago | Webster's. 2011. "ammonia" http://smartdefine.org/ammonia/definitions/1973157 (accessed September 23, 2026). |
| Harvard | Webster's 2011, ammonia, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/ammonia/definitions/1973157>. |
| MLA | Webster's. "ammonia" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/ammonia/definitions/1973157> |