Dictionary.com
Thesaurus.com

diketone

American  
[dahy-kee-tohn] / daɪˈki toʊn /

noun

Chemistry.

  1. a compound containing two C=O groups, as CH 3 COCOCH 3 .

Etymology

Origin of diketone

First recorded in 1895–1900; di- 1 + ketone

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.

Under sun radiation exposure, 6PPD converts to 6PPD-quinone, what is called a diketone, or a molecule made up of two ketone groups.

From Science Daily • Nov. 20, 2024

One major source for these diketone molecules is the tires themselves.

From Science Daily • Nov. 20, 2024

While others in the field have attempted to break tire materials down using high heat, through a process known as pyrolysis, 6PPD is stubborn and the diketone molecules remain in the oil left behind.

From Science Daily • Nov. 20, 2024

If the oil is used in fuel or other materials, the diketone molecules go along for the ride, which is a problem.

From Science Daily • Nov. 20, 2024

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.