demagnetize

verb

de·​mag·​ne·​tize (ˌ)dē-ˈmag-nə-ˌtīz How to pronounce demagnetize (audio)
demagnetized; demagnetizing; demagnetizes

transitive verb

: to deprive of magnetic properties
demagnetizer noun

Examples of demagnetize in a Sentence

Recent Examples on the Web The corners are heated in an oven where the magnets fall out while getting demagnetized. IEEE Spectrum, 13 Mar. 2019 Conclusion: the live cockroaches demagnetize (i.e., the magnetic field decays) much faster than dead ones. Jennifer Ouellette, Ars Technica, 12 Sep. 2019 The basic theory was that the flowing hot water demagnetized the minerals. Chris Lee, Ars Technica, 11 Oct. 2017 The earth’s solid iron core is hot enough to demagnetize iron and its alloys. Katie Nodjimbadem, Smithsonian, 29 June 2017 The earth’s solid iron core is hot enough to demagnetize iron and its alloys. Katie Nodjimbadem, Smithsonian, 25 May 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'demagnetize.' 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

1839, in the meaning defined above

Time Traveler
The first known use of demagnetize was in 1839

Dictionary Entries Near demagnetize

Cite this Entry

“Demagnetize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/demagnetize. Accessed 13 Apr. 2024.

Kids Definition

demagnetize

verb
de·​mag·​ne·​tize (ˈ)dē-ˈmag-nə-ˌtīz How to pronounce demagnetize (audio)
: to cause to lose magnetic properties
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