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 Artificial flavors can mask low-grade coffee beans that are past their prime and the artificial flavor is mixed with solvents like propylene glycol, which is also a chemical in antifreeze, used to attach the flavor to the beans. Kim Luongo, chicagotribune.com, 29 Mar. 2021 Delta Air Lines spokeswoman Martha Whitt says orange-colored Type I de-icing fluid, a heated mixture of a propylene glycol, other chemicals, inhibitors and water, are used at MSP. Janet Moore, Star Tribune, 26 Feb. 2021 Instead, the star ingredient is propylene glycol, a clear synthetic liquid that absorbs moisture to make hair soft, hydrated, and manageable. Jacqueline Kilikita, refinery29.com, 22 Feb. 2021 Once printed, the objects were placed in propylene glycol methylether acrylate for 30 minutes and dipped five times in isopropanol. Jennifer Ouellette, Ars Technica, 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, 31 Mar. 2015 Some foods, medications and cosmetics contain propylene glycol. Ian Richardson, USA TODAY, 20 Mar. 2020 Agency for Toxic Substances & Disease Registry: Information on propylene glycol. Ian Richardson, USA TODAY, 20 Mar. 2020 Studies have shown that breathing in aerosolized propylene glycol may contribute to asthma. NBC News, 3 Sep. 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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Dictionary Entries Near propylene glycol

propylene

propylene glycol

propylene oxide

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Statistics for propylene glycol

Cite this Entry

“Propylene glycol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/propylene%20glycol. Accessed 28 Nov. 2021.

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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

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