poly·​ure·​thane | \ ˌpä-lē-ˈyu̇r-ə-ˌthān How to pronounce polyurethane (audio) \

Definition of polyurethane

: 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 The canopy is made from 300-denier polyester and has a polyurethane lining to keep the rain out and block UV rays, with a 50-plus UPF rating. Rachel Klein, Popular Mechanics, 11 May 2022 Shellac is a common finish on antiques but is rare on modern furniture, which is usually coated with lacquer, varnish or polyurethane. Washington Post, 9 May 2022 But correctly using protection, such as latex or polyurethane condoms and dental dams, can reduce your risk of getting gonorrhea (and other STIs). Rozalynn S. Frazier, SELF, 18 Apr. 2022 Only the Fitbit Ionic Smartwatch with the 1.4-inch LCD color screen and polyurethane band in a variety of color combinations is included in the recall. Sam Whiting, San Francisco Chronicle, 2 Mar. 2022 In contrast, the Essential’s poplar core, aluminum structure, steel edges, and polyurethane base are designed to split cleanly in the recycling process that Rossignol developed with its partner, waste management company MTB Recycling. Outside Online, 27 Apr. 2022 In 2019, Huntsman sold two of its units in a $2.1 billion deal that separated out one of its slowest-growing businesses and gave it cash to expand its core polyurethane operation. Colin Kellaher, WSJ, 25 Mar. 2022 The recall involves only the Fitbit Ionic smartwatch, sold with a polyurethane band and a 1.4-inch color LCD screen. Kate Gibson, CBS News, 3 Mar. 2022 The castors are polyurethane-coated, making for extremely smooth gliding. Brad Moon, Forbes, 31 Aug. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polyurethane.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of polyurethane

1939, in the meaning defined above

History and Etymology for polyurethane

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The first known use of polyurethane was in 1939

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Last Updated

14 May 2022

Cite this Entry

“Polyurethane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyurethane. Accessed 22 May. 2022.

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More from Merriam-Webster on polyurethane

Nglish: Translation of polyurethane for Spanish Speakers

Britannica.com: Encyclopedia article about polyurethane


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