geomagnetic storm

noun

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web
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When the tangled magnetic field lines around these spots burst, the sun emits solar flares and coronal mass ejections of dense plasma that can cause geomagnetic storms on Earth. Tereza Pultarova, Space.com, 25 Feb. 2026 Enhanced solar wind speeds of 600 to 700 km/s from a large hole in the sun’s atmosphere are triggering minor G1 geomagnetic storm conditions Monday night, increasing the chances of seeing the northern lights. Michele Laufik, Martha Stewart, 23 Feb. 2026 By Caitlin Morton October 23, 2024 There’s Another Chance to See the Northern Lights This Week Due to another geomagnetic storm, the northern lights might again be seen at lower latitudes across the US and Europe. Stefanie Waldek, Condé Nast Traveler, 13 Feb. 2026 The event remains the most intense geomagnetic storm — a major disturbance of Earth’s magnetic field due to solar activity — ever recorded. Ashley Strickland, CNN Money, 12 Feb. 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 5 Mar. 2026.

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