polypropylene

noun

poly·​pro·​pyl·​ene ˌpä-lē-ˈprō-pə-ˌlēn How to pronounce polypropylene (audio)
: any of various thermoplastic plastics or fibers that are polymers of propylene

Examples of polypropylene 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.
It’s made of polypropylene resin—double-walled to be weathertight with strength that won’t warp—and a heavy-duty floor. Miles Walls, Better Homes & Gardens, 11 Jan. 2025 The recall covers all Stanley Switchback and Trigger Action stainless steel travel mugs, which are double-walled mugs sold in a number of colors and sizes that came with a polypropylene lid, according to the recall notice posted Thursday by the Consumer Safety Product Commission. Aimee Picchi, CBS News, 12 Dec. 2024 The tea bags studied by the Barcelona scientists contained polypropylene, cellulose and nylon, but there are many tea bags in stores which are plastic free. Hatty Willmoth, Newsweek, 3 Jan. 2025 The mug's lid is made out of polypropylene, a common thermoplastic that is chemical resistant, heat resistant, flame resistant and gas and water permeability resistant, German manufacturer Xometry said. Joyce Orlando, The Tennessean, 13 Dec. 2024 See all Example Sentences for polypropylene 

Word History

First Known Use

1935, in the meaning defined above

Time Traveler
The first known use of polypropylene was in 1935

Dictionary Entries Near polypropylene

Cite this Entry

“Polypropylene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polypropylene. Accessed 1 Feb. 2025.

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