geomagnetic storm

noun

: magnetic storm

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Even during powerful geomagnetic storms, thick clouds can completely hide the display. — Kaif Shaikh, Interesting Engineering, 15 June 2026 Stronger geomagnetic storms increase the likelihood of auroras being visible closer to the equator. — Connor Greene, Time, 8 June 2026 But conditions can change rapidly, with geomagnetic storm activity occurring earlier in the week. — Michele Laufik, Martha Stewart, 1 July 2026 How ‘StormWall’ would work In simulations of the powerful May 2024 geomagnetic storm, six spacecraft released a barium-like gas for 14 hours. — Jamie Carter, Forbes.com, 5 July 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

Rhymes for geomagnetic storm

See All Rhymes for geomagnetic storm

Browse Nearby Words

geomagnetic pole
geomagnetic storm
geomagnetism
See all Nearby Words

Cite this Entry

“Geomagnetic storm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geomagnetic%20storm. Accessed 7 Jul. 2026.

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More from Merriam-Webster on geomagnetic storm

Britannica.com: Encyclopedia article about geomagnetic storm

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