gly·col | \ˈglī-ˌkȯl, -ˌkōl\

Definition of glycol 

: diol especially : ethylene glycol

Examples of glycol in a Sentence

Recent Examples on the Web

For example, butylene glycol is an organic alcohol that’s often used for conditioning, and is a humectant. Kathleen Hou, The Cut, "What’s in Your Sheet Mask?," 28 Mar. 2018 After that, elements like amino acids and glycol proteins help to repair and restore the skin. Phillip Picardi, Allure, "La Prairie's Platinum Rare Cellular Night Elixir Serum Is a $1200 Promise for "Newborn Skin"," 6 Mar. 2018 The Ohio Craft Brewers Association held its annual convention in Cleveland, offering seminars on topics ranging from glycol piping design considerations to carbonation and nitrogenation techniques. Marc Bona,, "Goldhorn Brewery, Ohio Brewing Co., Barn Talk Hops, Haus Malts - news bubbles up at craft-beer convention," 1 Feb. 2018 In 1937 in the United States, children died screaming in pain after their parents gave them a cough syrup that turned out to contain diethylene glycol, added by the manufacturer to dissolve the syrup’s active ingredients. Veronique Greenwood, The Atlantic, "How Trust Shapes Nations' Safety Rules," 1 Nov. 2017 Martin said Shelby Vatter was killed with ethylene glycol, which is found in antifreeze. USA TODAY, "Virginia man convicted in wife’s antifreeze death," 10 Aug. 2017 The pipes are filled with a mixture of water and propylene glycol, which captures the relative warmth of the surrounding earth. Megan Geuss, Ars Technica, "Google-born startup thinks it’s time for a ground-source heat pump renaissance," 6 Aug. 2017 Using cheaper overnight electricity from the grid, a large refrigerator chills water mixed with glycol (a component of antifreeze) below the freezing point. Diane Cardwell And Andrew Roberts, New York Times, "The Biggest, Strangest ‘Batteries’," 3 June 2017 The TS13X uses propylene glycol to pump the heat to a 73.84-CFM fan that generates between 21 and 35 dBA, spinning between 800- and 2,200rpm. Mark Hachman, PCWorld, "Intel's massive 18-core Core i9 chip starts a bloody battle for enthusiast PCs," 30 May 2017

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

See More

First Known Use of glycol

1857, in the meaning defined above

History and Etymology for glycol

International Scientific Vocabulary glyc- + -ol

Keep scrolling for more

Learn More about glycol

Statistics for glycol

Look-up Popularity

Time Traveler for glycol

The first known use of glycol was in 1857

See more words from the same year

Keep scrolling for more

More Definitions for glycol


gly·col | \ˈglī-ˌkȯl, -ˌkōl \

Medical Definition of glycol 

: ethylene glycol broadly : a related alcohol containing two hydroxyl groups

More from Merriam-Webster on glycol

See words that rhyme with glycol Encyclopedia article about glycol

Comments on glycol

What made you want to look up glycol? Please tell us where you read or heard it (including the quote, if possible).


one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!