a liquid used in the radiator of an internal-combustion engine to lower the freezing point of the cooling medium.
Origin of antifreeze
First recorded in 1910–15; anti-
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for antifreeze
Contemporary Examples of antifreeze
The cinnamon-flavored swill has been recalled in Europe over a chemical found in antifreeze.
Here I was thinking I was cheating death when I was more likely inhaling Chinese-made antifreeze.
Propylene glycol as a liquid, he told me, is “similar to antifreeze.”
Propylene glycol, on the other hand, is used to reduce the toxicity of antifreeze.
That said, propylene glycol is different from the antifreeze used in cars, which is considered more toxic and not safe.
British Dictionary definitions for antifreeze
a liquid, usually ethylene glycol (ethanediol), added to cooling water to lower its freezing point, esp for use in an internal-combustion engine
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
Word Origin and History for antifreeze
also anti-freeze; 1913 (adj.), 1935 as a noun; from anti- + freeze.
Online Etymology Dictionary, © 2010 Douglas Harper