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 The 26-inch barrel is back-bored, meaning the bore diameter has been increased to maximum allowable specification, reducing friction between the shot cup and the barrel and reducing shot deformation for better patterning. Mike Dickerson, Field & Stream, "The Best Guns for First-Time Buyers," 19 Aug. 2020 Some folks are complaining about a deformation known as cat facing. Jeff Lowenfels, Anchorage Daily News, "Alaska gardeners always have a lot of questions about their tomato plants. Here are answers.," 13 Aug. 2020 When a modern shotshell is fired, the plastic wad inside travels down the barrel holding the shot charge, while helping to protect the pellets from pattern-blowing deformation. Steve Meyer, Anchorage Daily News, "A sharpshooting woman named Plinky, accidental litterbugs and a British lord with bloodlust," 27 June 2020 Although the software cannot resolve the creation of specific geologic features, calculations of the likely deformation there suggest this kind of seismic focusing produced its chaotic terrain. Robin George Andrews, Scientific American, "Collision on One Side of Pluto Ripped Up Terrain on the Other, Study Suggests," 26 Mar. 2020 Skulls unearthed in the burial pit near Osijek were the first with artificial cranial deformation found in Croatia. Martin Finucane,, "Medieval Croatian skulls indicate that people intentionally modified their head shapes. But why?," 29 Aug. 2019 Topologists study properties of objects that stay the same despite deformation. Sophia Chen, Wired, "Two Physicists Bet Over a Quantum Computing Moon Shot," 9 Mar. 2020 When the temperature changes the pointer moves depending on the amount of deformation of the bimetal coil. Svenja Lohner, Scientific American, "Curl Metals with Heat," 20 Feb. 2020 The National Park Service website states that the Kīlauea Volcano is currently not erupting, and data shows steady rates of ground deformation as well as low rates of sulfur dioxide emission. Isabel Garcia, House Beautiful, "You Can Vacation in a Treehouse at a Hawaiian Volcano," 6 Jan. 2020

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

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

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Last Updated

3 Sep 2020

Cite this Entry

“Deformation.” Dictionary, Merriam-Webster, Accessed 18 Sep. 2020.

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