pentachlorophenol

noun
pen·​ta·​chlo·​ro·​phe·​nol | \ ˌpen-tə-ˌklȯr-ə-ˈfē-ˌnōl How to pronounce pentachlorophenol (audio) , -fi-ˈnōl How to pronounce pentachlorophenol (audio) \

Definition of pentachlorophenol

: a crystalline compound C6Cl5OH used especially as a wood preservative and fungicide and a disinfectant

Examples of pentachlorophenol in a Sentence

Recent Examples on the Web But pentachlorophenol and the copper formulas were lasting 60 years or longer. Jeanne Huber, Washington Post, 17 Aug. 2020 Creosote and pentachlorophenol were both banned for residential uses in the late 1980s, although they can still be used for railroad ties, utility poles and some farm uses. Jeanne Huber, Washington Post, 17 Aug. 2020 Near Alexandra, in central Louisiana, two plants that use coal-tar creosote and pentachlorophenol to pressure-treat and preserve wooden objects like rail ties and telephone poles operate directly adjacent to communities. Justin Nobel, Longreads, 13 July 2017 Pentachlorophenol contains dioxins, which are used in making chemical weapons, like Agent Orange, and can peel away human skin and cause leukemia. Justin Nobel, Longreads, 13 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pentachlorophenol.' 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 pentachlorophenol

1869, in the meaning defined above

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Time Traveler for pentachlorophenol

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The first known use of pentachlorophenol was in 1869

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Cite this Entry

“Pentachlorophenol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pentachlorophenol. Accessed 19 Jun. 2021.

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More Definitions for pentachlorophenol

pentachlorophenol

noun
pen·​ta·​chlo·​ro·​phe·​nol | \ ˌpent-ə-ˌklōr-ə-ˈfē-ˌnōl How to pronounce pentachlorophenol (audio) , -ˌnȯl- How to pronounce pentachlorophenol (audio) , -ˌklȯr-, -fi-ˈ \

Medical Definition of pentachlorophenol

: a crystalline compound C6Cl5OH used especially as a wood preservative, insecticide, and fungicide

called also PCP

More from Merriam-Webster on pentachlorophenol

Britannica.com: Encyclopedia article about pentachlorophenol

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