potassium cyanide

noun

: a very poisonous crystalline salt KCN used especially in gold and silver extraction from ore

Examples of potassium cyanide in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The documentary reveals that potassium cyanide was used it a quality control tests of Tylenol and was found in the vicinity of where the pills were assembled. Monica Mercuri, Forbes.com, 28 May 2025 According to reports, the unknown killer bought Extra-Strength Tylenol from six different stores in the Chicago area and packed the capsules with large doses of deadly potassium cyanide. Stephanie Nolasco, FOXNews.com, 25 May 2025 After several bottles of Tylenol were tampered with and laced with potassium cyanide, resulting in tragic deaths, the company immediately pulled 31 million bottles from store shelves and issued a nationwide warning. Jimi Gibson, Forbes, 24 Jan. 2025 Officials bought potassium cyanide instead of sodium cyanide. Jimmy Jenkins, The Arizona Republic, 5 Dec. 2024 See All Example Sentences for potassium cyanide

Word History

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of potassium cyanide was in 1866

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Cite this Entry

“Potassium cyanide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/potassium%20cyanide. Accessed 5 Jun. 2025.

Kids Definition

potassium cyanide

noun
: a very poisonous salt used especially to obtain gold and silver from ore

Medical Definition

potassium cyanide

noun
: a very poisonous crystalline salt KCN

More from Merriam-Webster on potassium cyanide

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