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dimethyl

American  
[dahy-meth-uhl] / daɪˈmɛθ əl /

noun

Chemistry.
  1. ethane.


Etymology

Origin of dimethyl

First recorded in 1865–70; di- 1 + methyl

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One, described last October, is the presence of dimethyl sulfide in a comet named 67P/Churyumov-Gerasimenko, which no one would argue suggests biological activity.

From Salon • May 31, 2025

It’s produced naturally as bacteria do their work on dimethyl sulfoxide waste in sewers.

From Salon • May 31, 2025

This suggested that microscopic plankton living on the surface of the seas produce sulfur in the form of a gas, dimethyl sulphide, that once in the atmosphere, oxidizes and forms small particles called aerosols.

From Science Daily • Nov. 27, 2024

"It may not seem like much, but methanethiol is more efficient at oxidising and forming aerosols than dimethyl sulfide and, therefore, its climate impact is magnified," said co-lead Dr Julián Villamayor, a researcher at IQF-CSIC.

From Science Daily • Nov. 27, 2024

Great care should be taken in using dimethyl and diethyl sulphates, as the respiratory organs are affected by the vapours, leading to severe attacks of pneumonia.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 7 "Equation" to "Ethics" by Various