urethane

noun

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ure·thane | \ ˈyu̇r-ə-ˌthān

variants: or less commonly urethan \ ˈyu̇r-ə-ˌthan

Definition of urethane

1a : a crystalline compound C₃H₇NO₂ that is the ethyl ester of carbamic acid and is used especially as a solvent and medicinally as an antineoplastic agent

b : an ester of carbamic acid other than the ethyl ester

2 : polyurethane

Examples of urethane in a Sentence

Recent Examples on the Web Roller skates were transformed by the urethane wheel—originally designed for skateboards—which offered a much smoother outdoor ride. — Dallas News, "Blazes, races, and disco: reliving Dallas’ retro roller skating scene," 25 Mar. 2021 Vitrazza offers replacement universal Quiet Comfort office chair caster wheels that are made with soft tread urethane instead of hard plastic. — Brad Moon, Forbes, "Review: Vitrazza Glass Office Chair Mat," 27 Feb. 2021 The skateboard has 60mm urethane wheels and comes in 26 colors and patterns, all for just under 35 bucks. — Courtney Thompson, CNN Underscored, "37 gifts even the coolest teens will love," 3 Dec. 2020 Also included are a rear wiper/washer, 5.0-inch-wide aluminum wheels, and a new rear spoiler that's molded of soft urethane. — Csaba Csere, Car and Driver, "Tested: 1985 Honda Civic CRX 1.5Si," 18 Nov. 2020 At temperatures in the low single digits, vinyl turns hard as urethane, and Stock’s hat rolled down the hill with the destructive momentum of a bowling ball. — Andrew Mckean, Outdoor Life, "An Old-School Western Mule Deer Hunt, in Memory of Two Midwestern Dads," 13 Nov. 2020 The museum has also created a number of simulated battle scenes featuring lifelike soldiers made of plastic, urethane, foam and other materials. — Washington Post, "A dead soldier’s rifle and a trove of artifacts to debut in new Army museum," 13 Oct. 2020 This scooter has an adjustable handlebar up to 38 inches and large 200-millimeter urethane wheels that will deliver a smooth, comfortable ride. — Popular Science, "The best scooters for a smooth commute or cruise," 3 Sep. 2020 The liner and exterior shell are coated with thermoplastic urethane, which is waterproof, easy to clean, and puncture proof. — Bradley Ford, Popular Mechanics, "The 10 Best Soft Coolers for Keeping Food and Beer Cold," 23 June 2020

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

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Last Updated

30 Mar 2021

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“Urethane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/urethane. Accessed 10 Apr. 2021.

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More Definitions for urethane

urethane

noun

ure·thane | \ ˈyu̇r-ə-ˌthān

variants: or urethan \ -ˌthan

Medical Definition of urethane

1 : a crystalline compound C₃H₇NO₂ that is the ethyl ester of carbamic acid and is used especially as a solvent and in anesthetizing laboratory animals

— called also ethyl carbamate

2 : an ester of carbamic acid other than the ethyl ester