noun
- A highly poisonous gas or volatile liquid that smells like bitter almonds; becomes a gas at around 90 degree Fahrenheit and is most dangerous when inhaled; the anhydride of hydrocyanic acid; used in manufacturing. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). hydrogen cyanide. Retrieved September 20, 2026, from http://smartdefine.org/hydrogen_cyanide/definitions/1247542 |
| Chicago | WordNet. 2010. "hydrogen cyanide" http://smartdefine.org/hydrogen_cyanide/definitions/1247542 (accessed September 20, 2026). |
| Harvard | WordNet 2010, hydrogen cyanide, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/hydrogen_cyanide/definitions/1247542>. |
| MLA | WordNet. "hydrogen cyanide" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/hydrogen_cyanide/definitions/1247542> |