hydrogen cyanide

noun

1
: a poisonous usually gaseous compound HCN that has the odor of bitter almonds
2

Examples of hydrogen cyanide in a Sentence

Recent Examples on the Web The amount of hydrogen cyanide is too small to be immediately observed. Kenneth Chang, New York Times, 14 Dec. 2023 The poison is hydrogen cyanide, a colorless, odorless gas that is deadly to many Earth creatures. Kenneth Chang, New York Times, 14 Dec. 2023 In a new study of data collected by the spacecraft Cassini, scientists identified another key molecule that could likely be added to that list: hydrogen cyanide. Will Sullivan, Smithsonian Magazine, 15 Dec. 2023 Nandina berries contain a tiny amount of cyanide along with other alkaloids that produce hydrogen cyanide (HCN) which is a highly toxic substance to all humans and animals. Steve Bender, Southern Living, 9 Dec. 2023 One worker was overcome by hydrogen cyanide gas while cleaning the tank and sustained permanent brain damage. Lisa Friedman, New York Times, 17 Aug. 2023 The synthesis of ribonucleic acid requires various nitrile precursor molecules, such as hydrogen cyanide, cyanoacetylene and cyanogen, which can only form in certain conditions. Discover Magazine, 24 July 2023 Indiana State Police The U.S. Environmental Protection Agency has said hydrogen cyanide and benzene were detected at the fire site. CBS News, 16 Apr. 2023 Those tests include analyses for particulates, carbon monoxide, volatile organic compounds, benzene, chlorine, hydrogen cyanide, hydrochloric acid and sulfuric acid. Li Cohen, CBS News, 14 Apr. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hydrogen cyanide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1869, in the meaning defined at sense 1

Time Traveler
The first known use of hydrogen cyanide was in 1869

Dictionary Entries Near hydrogen cyanide

Cite this Entry

“Hydrogen cyanide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrogen%20cyanide. Accessed 27 Feb. 2024.

Medical Definition

hydrogen cyanide

noun
1
: a poisonous usually gaseous compound HCN that has the odor of bitter almonds
2

More from Merriam-Webster on hydrogen cyanide

Last Updated: - Updated example sentences
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