methylene chloride

noun

: a toxic nonflammable liquid CH2Cl2 used especially as a solvent, paint remover, and aerosol propellant

Examples of methylene chloride in a Sentence

Recent Examples on the Web
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The chemicals found included lead, benzene, and methylene chloride, each linked to serious long-term health consequences including cancer and reproductive harm. Kimberly Wilson, Essence, 11 May 2026 The company has past citations from the EPA for exposing staff to methylene chloride, a toxic chemical commonly used in paint thinner known to increase cancer risk. Karen Morfitt, CBS News, 30 Apr. 2026 In 2024, state investigators found that one popular brand of marijuana vapes sold in dispensaries was not only derived from hemp, but also contaminated with methylene chloride, a chemical often used to convert CBD from hemp into THC. Christopher Osher, ProPublica, 14 Apr. 2026 The lab also detected methylene chloride – a hazardous solvent banned in most uses by the EPA – in one pack of gummies. Gina Lee Castro, jsonline.com, 19 Feb. 2026 See All Example Sentences for methylene chloride

Word History

First Known Use

1880, in the meaning defined above

Time Traveler
The first known use of methylene chloride was in 1880

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Cite this Entry

“Methylene chloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/methylene%20chloride. Accessed 17 May. 2026.

Medical Definition

methylene chloride

noun
: a nonflammable liquid CH2Cl2 formerly used as an inhalation anesthetic but now used especially as a solvent, paint remover, and aerosol propellant

called also dichloromethane

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