propylene glycol

noun

Definition of propylene glycol

: a sweet hygroscopic viscous liquid C3H8O2 made especially from propylene and used especially as an antifreeze and solvent, in brake fluids, and as a food preservative

Examples of propylene glycol in a Sentence

Recent Examples on the Web Once printed, the objects were placed in propylene glycol methylether acrylate for 30 minutes and dipped five times in isopropanol. Jennifer Ouellette, Ars Technica, "Tiny version of USS Voyager sheds light on physics of microswimmers," 17 Nov. 2020 Further, propylene glycol, the chemical to which the post may be referring, is generally recognized as safe by the FDA. Ella Lee, USA TODAY, "Fact check: Dog treat Canine Carry Outs has no history of recalls," 31 Mar. 2015 Some foods, medications and cosmetics contain propylene 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 Agency for Toxic Substances & Disease Registry: Information on propylene 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 Studies have shown that breathing in aerosolized propylene glycol may contribute to asthma. NBC News, "What is in a vape? Everything you need to know," 3 Sep. 2019 Neither ethylene glycol nor propylene glycol are main ingredients in hand sanitizer. 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 The mice in the e-cigarette group were exposed to either vapor containing nicotine dissolved in the common vaping solvents of propylene glycol and vegetable glycerin, or vapor that came just from the solvents, without the nicotine. Linda Carroll, NBC News, "Vaping may disrupt immune cells in the lungs, mouse study finds," 4 Sep. 2019 Inboards and sterndrives require refilling with propylene glycol antifreeze to prevent small ice pockets from forming, which can crack the block. Popmech Editors, Popular Mechanics, "How To Winterize Your Boat for the Cold Months Ahead," 21 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'propylene 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 propylene glycol

1870, in the meaning defined above

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Time Traveler for propylene glycol

Time Traveler

The first known use of propylene glycol was in 1870

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Statistics for propylene glycol

Last Updated

24 Nov 2020

Cite this Entry

“Propylene glycol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/propylene%20glycol. Accessed 27 Nov. 2020.

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More Definitions for propylene glycol

propylene glycol

noun

Medical Definition of propylene glycol

: a sweet hygroscopic viscous liquid C3H8O2 made especially from propylene and used especially as an antifreeze and solvent, in brake fluids, and as a food preservative

More from Merriam-Webster on propylene glycol

Britannica.com: Encyclopedia article about propylene glycol

Comments on propylene glycol

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