urethane

noun
ure·​thane | \ ˈyu̇r-ə-ˌthān How to pronounce urethane (audio) \
variants: or less commonly urethan \ ˈyu̇r-​ə-​ˌthan How to pronounce urethane (audio) \

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

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.

See More

First Known Use of urethane

1838, in the meaning defined at sense 1a

History and Etymology for urethane

French uréthane, from ur- ur- entry 1 + éth- eth- + -ane

Keep scrolling for more

Learn More about urethane

Time Traveler for urethane

Time Traveler

The first known use of urethane was in 1838

See more words from the same year

Statistics for urethane

Last Updated

30 Mar 2021

Cite this Entry

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

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for urethane

urethane

noun
ure·​thane | \ ˈyu̇r-ə-ˌthān How to pronounce urethane (audio) \
variants: or urethan \ -​ˌthan How to pronounce urethane (audio) \

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

More from Merriam-Webster on urethane

Britannica.com: Encyclopedia article about urethane

Comments on urethane

What made you want to look up urethane? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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