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
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Importantly, in the ancient atmosphere sample, sprays of water alone were enough to ionize the air and trigger the formation of organic molecules with carbon-nitrogen bonds, such as hydrogen cyanide, glycine and uracil. Michael Irving, New Atlas, 17 Mar. 2025 Sodium cyanide, according to the US’ National Institute for Occupational Safety and Health, releases a highly toxic hydrogen cyanide gas that interferes with the body’s ability to use oxygen. Christian Edwards, CNN, 10 Mar. 2025 The ash contains volatile organic compounds that can include benzene, silica, asbestos, lead, hydrogen cyanide and hydrogen fluoride. Karen Garcia, Los Angeles Times, 17 Jan. 2025 Some dragon millipedes, including a pink variety, are also capable of producing hydrogen cyanide, which is toxic and keeps predators away. Irene Wright, Miami Herald, 16 Jan. 2025 See All Example Sentences for hydrogen cyanide

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

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Cite this Entry

“Hydrogen cyanide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrogen%20cyanide. Accessed 2 Apr. 2025.

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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