from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A colorless, volatile, extremely poisonous flammable liquid, HCN, miscible in water and used in the manufacture of dyes, fumigants, and plastics. It becomes a gas at 26°C.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A colourless, very poisonous, volatile liquid, HCN, used in the production of dyes, plastics and fumigants; it dissolves in water to form hydrocyanic acid and reacts with bases to form cyanides, and with some organic compounds to form nitriles.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. 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
Sorry, no etymologies found.
It must be well dried, however, because burning green laurel would release poisonous hydrogen cyanide from the prussic acid contained in the sap.
In The One Percent Doctrine, Suskind also reported that sometime in early 2003 al-Qaeda set in motion a hydrogen cyanide attack on the New York City subway but Ayman al-Zawahiri called off the attack for some unknown reason.
This story was entirely false, according to Michael Sheehan, who ran counterterrorism operations for the New York Police Department NYPD at the time of the supposed hydrogen cyanide plot.
And there is no evidence that al-Qaeda terrorists actually built a mubtakar an Arabic word, ironically, for “invention”, or that al-Qaeda ever developed hydrogen cyanide gas.