propylene

noun
pro·​pyl·​ene | \ ˈprō-pə-ˌlēn How to pronounce propylene (audio) \

Definition of propylene

: a flammable gaseous hydrocarbon C3H6 obtained by cracking petroleum hydrocarbons and used chiefly in organic synthesis

Examples of propylene in a Sentence

Recent Examples on the Web Production capacity for ethylene and propylene is projected to increase by 33 to 36 percent, according to an estimate by the Center for International Environmental Law. Laura Parker, National Geographic, "Plastic pollution is a huge problem—and it’s not too late to fix it," 6 Oct. 2020 It was most recently used to produce gasoline, diesel fuel, distillates, petroleum coke, propane, heavy fuel oil and refinery-grade propylene. J.d. Morris, SFChronicle.com, "Marathon Petroleum will ‘indefinitely idle’ Martinez refinery," 1 Aug. 2020 Glycidol is an irritant that's a potential carcinogen, as is propylene oxide. Samantha Cole, Popular Science, "Hotter Vapes Could Put More Toxins In Your Lungs," 27 July 2016 People exposed to propylene can become dizzy and light-headed, and the gas can also cause liver damage. Washington Post, "ATF: Electrical spark likely caused deadly Houston blast," 1 Feb. 2020 People exposed to propylene can become dizzy and light-headed, and the gas can also cause liver damage. Washington Post, "ATF: Electrical spark likely caused deadly Houston blast," 1 Feb. 2020 Houston Fire Chief Samuel Pena said hazardous materials crews have secured the valve on a 2,000-gallon tank of propylene that had been leaking. Juan A. Lozano, Anchorage Daily News, "2 dead in explosion that leveled a warehouse in Texas," 24 Jan. 2020 The complex’s chemical plant has shut, including its olefins unit -- which takes feedstocks such as naphtha, butane, propane and ethane from the oil refinery and converts them into ethylene and propylene that are used to make plastics. Bloomberg Wire, Dallas News, "How Exxon’s refinery fire in Baton Rouge could depress global oil demand," 12 Feb. 2020 Law enforcement officials have said an electrical spark likely ignited a propylene gas leak that led to the explosion. Washington Post, "Officials reviewing if man’s death tied to Houston explosion," 7 Feb. 2020

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

1850, in the meaning defined above

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Time Traveler for propylene

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The first known use of propylene was in 1850

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Cite this Entry

“Propylene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/propylene. Accessed 15 Jan. 2021.

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More Definitions for propylene

propylene

noun
pro·​pyl·​ene | \ ˈprō-pə-ˌlēn How to pronounce propylene (audio) \

Medical Definition of propylene

: a flammable gaseous hydrocarbon C3H6 obtained by cracking petroleum hydrocarbons and used chiefly in organic synthesis

called also propene

More from Merriam-Webster on propylene

Britannica.com: Encyclopedia article about propylene

Comments on propylene

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