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methylene chloride

noun, Chemistry
a colorless, volatile liquid, CH 2 Cl 2 , used chiefly as a solvent, as a refrigerant, and as a local anesthetic in dentistry.
Also called methylene dichloride, dichloromethane.
1875-80 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for methylene chloride
  • methylene chloride is predominantly used as a solvent.
  • Employees exposed to methylene chloride were not protected through the implementation of engineering controls.
  • methylene chloride was no longer in use at the facility at the time of the current study.
  • Keep exposure to emissions from products containing methylene chloride to a minimum.
  • These solvents can replace a wide variety of more hazardous solvents, such as methylene chloride.
British Dictionary definitions for methylene chloride

methylene chloride

another name for dichloromethane
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
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Encyclopedia Article for methylene chloride


a colourless, volatile, practically nonflammable liquid belonging to the family of organic halogen compounds. It is extensively used as a solvent, especially in paint-stripping formulations.

Learn more about dichloromethane with a free trial on
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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