geomagnetic storm

noun

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web
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These auroras blazed farther south than usual, due to a severe geomagnetic storm spawned by powerful solar eruptions. Kenna Hughes-Castleberry, Space.com, 14 Nov. 2025 Colorful northern lights painted the skies with vibrant hues of green and pink on Tuesday night due to strong geomagnetic storms. Brittney Melton, NPR, 13 Nov. 2025 After quite the active week, minor (G1) to strong (G3) geomagnetic storm conditions continue tonight, according to NOAA's Space Weather Prediction Center. Valerie Mesa, PEOPLE, 13 Nov. 2025 Strong solar wind speed and periods of favorable magnetic field orientation are driving up geomagnetic storms to G1-G3; with G4 still possible tonight. Anna Skinner, MSNBC Newsweek, 13 Nov. 2025 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 25 Nov. 2025.

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