de·​for·​ma·​tion ˌdē-ˌfȯr-ˈmā-shən How to pronounce deformation (audio) ˌde-fər- How to pronounce deformation (audio)
: alteration of form or shape
also : the product of such alteration
: the action of deforming : the state of being deformed
: change for the worse
deformational 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 And below, the deformation of tracks at Oceanía Station. Matt Simon, WIRED, 10 Apr. 2024 The bones had lesions, deformations, and other abnormalities to the skeleton which indicate most of the animals suffered from a lack of sunlight and poor nutrition. Laura Baisas, Popular Science, 6 Dec. 2023 Investigators will check threads on any fasteners, any possible metal-on-metal contact, the state of any sealant used, and any possible deformations or flaws in material, Homendy said during the interview Monday. Jay Blackman, NBC News, 9 Jan. 2024 The location of the deformation right now suggests to the IMO that the eruption is likely to start between Mt. Stóra-Skógfell and Mt. Hagafell. Erik Klemetti, Discover Magazine, 29 Feb. 2024 Mechanical deformations will open a bandgap, and bandgaps up to 0.2 electron volts have been demonstrated. IEEE Spectrum, 18 Jan. 2024 Seismicity and ground deformation data have revealed a sheet of magma moving beneath Grindavík, potentially reactivating existing fissures and introducing new ones, per a statement by the Icelandic Met Office (IMO). Catherine Duncan, Smithsonian Magazine, 16 Jan. 2024 Experimentally characterized crawling and deformation profiles, combined with numerical simulations, reveal programmable motion through changes in cut shape, magnet orientation, and translational motion. IEEE Spectrum, 8 Dec. 2023 The most intense deformation does appear to be happening just to the south of Mt. Porbjörn, so that could be the spot that is most likely to see an eruption. Erik Klemetti, Discover Magazine, 11 Nov. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'deformation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1551, in the meaning defined at sense 3

Time Traveler
The first known use of deformation was in 1551

Dictionary Entries Near deformation

Cite this Entry

“Deformation.” Dictionary, Merriam-Webster, Accessed 19 Apr. 2024.

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