polyurethane

noun

poly·​ure·​thane ˌpä-lē-ˈyu̇r-ə-ˌthān How to pronounce polyurethane (audio)
: any of various polymers that contain NHCOO linkages and are used especially in flexible and rigid foams, elastomers, and resins (as for coatings)

Examples of polyurethane in a Sentence

The floor will need two coats of polyurethane.
Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Seal them with caulk, polyurethane spray foam, steel wool, or copper mesh. Haadiza Ogwude, The Enquirer, 17 Oct. 2024 Our favorite innerspring mattress: Saatva Classic (featured in The 11 Best Mattresses for Side Sleepers in 2024) Memory foam Memory foam is a plush material made of polyurethane foam, which conforms to your body and supports the natural curvature of the spine. Suzy Forman, SELF, 14 Oct. 2024 Made of durable polyurethane exterior and a soft microsuede interior (no scratches here!), there’s enough room for three watches inside. Audrey Lee, Architectural Digest, 2 Oct. 2024 Inside, there's a bench (with an adjustable backrest) along with a single bed, the latter sporting a 7-cm-thick (2.8-in) polyurethane foam mattress covered in cotton fabric. Ben Coxworth, New Atlas, 30 Sep. 2024 See all Example Sentences for polyurethane 

Word History

Etymology

International Scientific Vocabulary

First Known Use

1939, in the meaning defined above

Time Traveler
The first known use of polyurethane was in 1939

Dictionary Entries Near polyurethane

Cite this Entry

“Polyurethane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyurethane. Accessed 6 Nov. 2024.

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