de·​for·​ma·​tion | \ ˌdē-ˌfȯr-ˈmā-shən How to pronounce deformation (audio) , ˌde-fər- How to pronounce deformation (audio) \

Definition of deformation

1 : alteration of form or shape also : the product of such alteration
2 : the action of deforming : the state of being deformed
3 : change for the worse

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Other Words from deformation

deformational \ ˌdē-​ˌfȯr-​ˈmā-​shə-​nᵊl How to pronounce deformational (audio) , ˌde-​fər-​ \ adjective

Examples of deformation in a Sentence

the catastrophic deformation of the steel girders under the enormous weight of the bridge
Recent Examples on the Web But that did not happen: G2 slid right on by SgrA*—scarcely worse for wear, save for some slight deformation of its shape—and continued on its galactic journey. Nadia Drake, Scientific American, "Mysterious, Dusty Objects Are Swarming the Milky Way’s Core," 15 Jan. 2020 Up close, the gleaming aluminum skin is textured with deformations and dents. Joe Pappalardo, Popular Mechanics, "Elon Musk Reveals SpaceX's New Starship, the Rocket Bound for Mars," 29 Sep. 2019 With each rotation, as that part of the tire makes contact with the ground, the sensor measures the deformation of the adhesive as a way to measure the strain on the tire. Sebastian Blanco, Car and Driver, "Bridgestone Rolls Out a Connected Tire Concept Claimed to Make You Safer," 8 Jan. 2020 All of the issues about shot stacking, deformation, and stringing in the 12 gauge apply to the 20 gauge in proportion to its size. Ron Spomer, Outdoor Life, "Shotgun Showdown: 12 Gauge vs. 20 Gauge vs. 28 Gauge," 11 Dec. 2019 The station was established to study tectonic deformation, but Larson was curious because the bay also has some of the biggest tidal variations in the United States. Alexandra Witze, Smithsonian, "Five Things You Probably Didn’t Know GPS Could Do," 1 Nov. 2019 Volcanologists are able to monitor earthquakes, ground deformation, and the emission of gases from the volcano’s vent as magma pushes up from below. Jennifer Leman, Popular Mechanics, "Why the White Island Volcano Eruption Was So Dangerous," 11 Dec. 2019 And the bulging of the ground, known as deformation, indicates magma is entering the volcano’s plumbing system. Washington Post, "Alert level increased at world’s largest volcano in Hawaii," 2 July 2019 And the bulging of the ground, known as deformation, indicates magma is entering the volcano's plumbing system., "Alert level increased for the world’s largest active volcano, Hawaii’s Mauna Loa," 2 July 2019

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

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First Known Use of deformation

15th century, in the meaning defined at sense 1

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Time Traveler for deformation

Time Traveler

The first known use of deformation was in the 15th century

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Statistics for deformation

Last Updated

27 Jan 2020

Cite this Entry

“Deformation.” The Dictionary, Merriam-Webster Inc., Accessed 28 January 2020.

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Comments on deformation

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


showing steady, earnest care and effort

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