hydrogen cyanide


Definition of hydrogen cyanide 

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

Examples of hydrogen cyanide in a Sentence

Recent Examples on the Web

Thirty raw peach seeds also comes to an ounce and contain around 204 miligrams of hydrogen cyanide. Jean Nick, Good Housekeeping, "Are Stone Fruit Seeds Poisonous?," 30 Jan. 2018 The last case was in 1999, when Arizona used clouds of hydrogen cyanide to execute an inmate. Author: Denise Grady, Jan Hoffman, Anchorage Daily News, "States turn to an unproven method of execution: nitrogen gas," 8 May 2018 In 2012, South Korea estimated the North had between 2,500 and 5,000 metric tons of chemical arms, including mustard gas, hydrogen cyanide, and highly lethal nerve agents including sarin, soman, and VX. Kyle Mizokami, Popular Mechanics, "The U.S. Army Is Training to Explore, Fight in North Korea’s Maze of Tunnels," 18 Dec. 2017 This ice cloud is a hybrid of hydrogen cyanide and benzene, which condensed together. Ashley Strickland, CNN, "What Cassini learned about Saturn during its death dive," 24 Oct. 2017 The sodium cyanide quickly reacts with moisture in the animal’s mouth, releasing hydrogen cyanide gas. National Geographic, "Dog's Death Spotlights Use of Cyanide 'Bombs' to Kill Predators," 20 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrogen cyanide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hydrogen cyanide

1869, in the meaning defined at sense 1

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The first known use of hydrogen cyanide was in 1869

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More Definitions for hydrogen cyanide

hydrogen cyanide


Medical Definition of hydrogen cyanide 

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

More from Merriam-Webster on hydrogen cyanide

Britannica.com: Encyclopedia article about hydrogen cyanide

Comments on hydrogen cyanide

What made you want to look up hydrogen cyanide? Please tell us where you read or heard it (including the quote, if possible).


noxious or harmful

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