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Examples of geomagnetic storm in a Sentence
Recent Examples on the Web
When solar activity slows, Earth’s magnetosphere remains largely undisturbed, reducing the likelihood of geomagnetic storms — the critical catalyst for auroras.
—Jamie Carter, Forbes, 5 Dec. 2024
These ejections can collide with Earth’s magnetosphere, the barrier protecting humanity from the harshest impacts of space weather, to produce geomagnetic storms that unleash spectacular views of the northern lights in parts of the country where auroras are not often visible.
—Eric Lagatta, The Indianapolis Star, 28 Nov. 2024
The celestial display of greenish and reddish hues would come courtesy of a coronal mass ejection hurtling toward Earth, which prompted NOAA's Space Weather Prediction Center to issue a geomagnetic storm watch for Thursday and Friday.
—Eric Lagatta, USA TODAY, 27 Nov. 2024
Strong geomagnetic storms throughout the year have caused the celestial event to dazzle across the night sky in Wisconsin on numerous appearances, most recently in mid-October.
Haven’t caught the lights yet?
—Cailey Gleeson, Journal Sentinel, 8 Nov. 2024
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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 22 Dec. 2024.
More from Merriam-Webster on geomagnetic storm
Britannica.com: Encyclopedia article about geomagnetic storm
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