magnetic storm

noun

: a marked temporary disturbance of the earth's magnetic field held to be related to sunspots

Examples of magnetic storm in a Sentence

Recent Examples on the Web
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These flares are often associated with solar magnetic storms known as coronal mass ejections and can sometimes be as strong as a billion hydrogen bombs. Eric Lagatta, USA Today, 19 June 2025 These magnetic storms can occasionally be intense enough to interfere with the operation of high-voltage electricity lines. IEEE Spectrum, 24 Apr. 2020 Northern lights, also known as the aurora borealis, occur when solar activity, such as solar flares or coronal mass ejections, triggers magnetic storms. Valerie Mesa, People.com, 9 June 2025 That was caused by two coronal mass ejections resulting in a magnetic storm. Sean Mowbray, Discover Magazine, 26 May 2025 Northern lights, also known as the Aurora Borealis, occur when solar activity, such as solar flares or coronal mass ejections, causes magnetic storms. Valerie Mesa, People.com, 6 May 2025 The intensity of these magnetic storms could impact us energetically, potentially heightening our emotional sensitivity, but there is no guarantee. Valerie Mesa, Peoplemag, 10 May 2024 Northern lights, or Aurora Borealis, occur when solar activity — such as solar flares or coronal mass ejections — causes magnetic storms. Valerie Mesa, People.com, 17 Mar. 2025 And so the regions of the country with more of these conducting-type rocks will be more resilient to a magnetic storm. IEEE Spectrum, 24 Apr. 2020

Word History

First Known Use

1836, in the meaning defined above

Time Traveler
The first known use of magnetic storm was in 1836

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Cite this Entry

“Magnetic storm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20storm. Accessed 30 Jun. 2025.

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