demagnetize

American  

[dee-mag-ni-tahyz] / diˈmæg nɪˌtaɪz /

especially British, demagnetise

verb (used with object)

demagnetized, demagnetizing

1. to remove magnetization from.

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demagnetize British  

/ diːˈmæɡnəˌtaɪz /

verb

1. Also: degauss.  to lose magnetic properties or remove magnetic properties from

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Other Word Forms

• demagnetizable adjective
• demagnetization noun
• demagnetizer noun
• self-demagnetizing adjective

Etymology

Origin of demagnetize

First recorded in 1830–40; de- + magnetize

Example Sentences

Pumping too much current into the device would cause it to overheat and demagnetize.

From Science Daily • Feb. 22, 2024

The researchers were then able to demagnetize the layer again with a series of weaker laser pulses.

From Science Daily • Dec. 7, 2023

The geophysicists were able to determine what that paleointensity was by heating single crystals to demagnetize them, and then reheating the samples in the presence of a magnetic field to impart magnetization.

From Scientific American • Feb. 15, 2019

"We had to demagnetize the building," she says, a painstaking process that required passing an electromagnet over every square meter of the walls.

From Science Magazine • Jun. 29, 2017

Lodge devised a similar arrangement called a coherer, and E. Rutherford invented a magnetic detector depending on the power of electric oscillations to demagnetize iron or steel.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various