ethylene glycol


Definition of ethylene glycol

: a thick liquid diol C2H6O2 used especially as an antifreeze and in making polyester fibers

Examples of ethylene glycol in a Sentence

Recent Examples on the Web Most antifreeze is made with a base chemical called ethylene glycol. Mike Allen, Popular Mechanics, "How to Maintain and Flush a Cooling System So Your Car Doesn’t Overheat," 27 Aug. 2020 So Andre and Marty set out to reengineer a mutant version of the LLC enzyme by studying its crystal structure and identifying amino acids at binding sites for PET's ethylene glycol and terephthalate groups. Courtney Linder, Popular Mechanics, "A Mutant Enzyme Could Make Recycling Worthwhile," 13 Apr. 2020 Known as leaf-branch compost cutinase (LLC), the enzyme cuts bonds between two building blocks in PET plastics, terephthalate, and ethylene glycol. Courtney Linder, Popular Mechanics, "A Mutant Enzyme Could Make Recycling Worthwhile," 13 Apr. 2020 That enzyme, known as leaf-branch compost cutinase (LLC), snips the bonds between PET’s two building blocks: terephthalate and ethylene glycol. Robert F. Service, Science | AAAS, "‘A huge step forward.’ Mutant enzyme could vastly improve recycling of plastic bottles," 8 Apr. 2020 Centers for Disease Control and Prevention:Information on ethylene glycol. Ian Richardson, USA TODAY, "Fact check: No, hand sanitizer won't harm your pets if they lick your hand after you use it," 20 Mar. 2020 Most of the ethylene oxide produced in the U.S. is used to synthesize ethylene glycol, a raw material in antifreeze, polyester and plastics. Michael Hawthorne,, "Higher levels of cancer-causing ethylene oxide found in people living near Medline in Waukegan, CDC study shows," 5 Dec. 2019 The barges contained lube oil and mono ethylene glycol, a component used in antifreeze. Michelle Iracheta, Houston Chronicle, "Interstate 10 bridge at the San Jacinto River closes after being hit by multiple barges," 20 Sep. 2019 Ethylene oxide is used in the manufacture of a number of other chemicals, including ethylene glycol, which is used as an antifreeze. Mark Schleifstein, ProPublica, "New EPA Rules Aim to Reduce Toxic Emissions. But Many “Cancer Alley” Chemical Plants Won’t Have to Change.," 14 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ethylene glycol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ethylene glycol

1863, in the meaning defined above

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Time Traveler for ethylene glycol

Time Traveler

The first known use of ethylene glycol was in 1863

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Statistics for ethylene glycol

Last Updated

5 Sep 2020

Cite this Entry

“Ethylene glycol.” Dictionary, Merriam-Webster, Accessed 20 Sep. 2020.

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More Definitions for ethylene glycol

ethylene glycol


Medical Definition of ethylene glycol

: a thick liquid alcohol C2H6O2 used especially as an antifreeze

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