Definition of "dimethyl" [di•meth•yl]

• An organic compound, especially ethane, containing two methyl groups. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""We were looking to make a commercially viable 'cool-off' product, and came across a cooling substance called dimethyl ether," says Hiroya Iida , an operations representative at Iida."
• "Blue Fuel, a chemical compound called dimethyl ether, takes excess carbon dioxide from natural gas plants, combines it with water, energy, and the appropriate conductive material and produces a clean-burning fuel that has a wide range of industrial and commercial applications."
• "Five years ago, Graham Jones and his team at Southern Cross University in Lismore, New South Wales, Australia, demonstrated that algae living in coral tissue produce a gas called dimethyl sulphide (DMS)."