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methylene chloride

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noun Chemistry.
  1. a colorless, volatile liquid, CH2Cl2, used chiefly as a solvent, as a refrigerant, and as a local anesthetic in dentistry.
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Origin of methylene chloride

First recorded in 1875–80
Also called methylene dichloride, dichloromethane.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for methylene chloride

methylene chloride

noun
  1. another name for dichloromethane
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012