polyolefin

noun

poly·​ole·​fin ˌpä-lē-ˈō-lə-fən How to pronounce polyolefin (audio)
: a polymer of an alkene (such as polyethylene)

Examples of polyolefin in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Made from durable and recyclable polyolefin plastic, the chair and sofa designs could be inflated at home using only a hair dryer. Jeremy White, Wired News, 26 Apr. 2026 That’s thanks in large part to its midsole, which is made of polyolefin (POE), a softer, more durable material than standard EVA. Outside, 9 Dec. 2025 The polyolefins Marks is referring to are what trash bags, plastic wrap, squeeze bottles, and other disposable single-use packaging are made of. Abhimanyu Ghoshal, New Atlas, 7 Sep. 2025 But polyolefins are commonly used in the food industry for packaging, so this could be a reason why, the authors said. Kristen Rogers, CNN, 25 Mar. 2025 Everyday items including milk jugs, grocery bags, takeout containers and even ropes are made from a class of polymers called polyolefins. Emma Rettner, The Conversation, 19 Oct. 2023

Word History

First Known Use

1930, in the meaning defined above

Time Traveler
The first known use of polyolefin was in 1930

Browse Nearby Words

Cite this Entry

“Polyolefin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyolefin. Accessed 5 Jul. 2026.

More from Merriam-Webster on polyolefin

Love words? Need even more definitions?

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

More from Merriam-Webster