geomagnetic storm

noun

: magnetic storm

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web Auroras can be caused by geomagnetic storms resulting from coronal mass ejections from the sun, or also result from something called interplanetary shocks. —

David Faris, Newsweek, 10 July 2024 Sunspots produce solar flares and coronal mass ejections, which create the geomagnetic storms here on Earth that cause the aurora to appear. —

Shelby Slade, The Arizona Republic, 20 May 2024 The geomagnetic storm, which prompted NOAA to issue a watch alert for the first time in 19 years, caused some power grid irregularities and interfered with GPS signals – even farming equipment. —

Eric Lagatta, USA TODAY, 15 May 2024 Right now, one of the main goals is to extend the lead time for forecasts of how disruptive a geomagnetic storm will be. —

Umair Irfan, Vox, 14 May 2024 See all Example Sentences for geomagnetic storm

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

1941, in the meaning defined above

Time Traveler

The first known use of geomagnetic storm was in 1941

See more words from the same year

Cite this Entry

Style

“Geomagnetic storm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geomagnetic%20storm. Accessed 26 Jul. 2024.

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