geomagnetic storm

noun

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web
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If that happens, minor geomagnetic storms and bright auroras could follow. Neetika Walter, Interesting Engineering, 24 Apr. 2026 Conditions are easing back toward quieter levels, but isolated minor geomagnetic storm activity has already been observed today, so the show isn’t over just yet. Valerie Mesa, PEOPLE, 21 Apr. 2026 According to the latest forecast from the National Oceanic and Atmospheric Administration's Space Weather Prediction Center (SWPC), a sustained G2 (moderate) geomagnetic storm is expected Friday night (April 17) into Saturday morning. Michele Laufik, Martha Stewart, 16 Apr. 2026 During geomagnetic storms, this layer becomes unstable, disrupting those signals. Ryan French, Space.com, 13 Apr. 2026 See All Example Sentences for geomagnetic storm

Word History

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of geomagnetic storm was in 1941

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Cite this Entry

“Geomagnetic storm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geomagnetic%20storm. Accessed 29 Apr. 2026.

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