magnetic storm

noun

Definition of magnetic storm

: a marked temporary disturbance of the earth's magnetic field held to be related to sunspots

Examples of magnetic storm in a Sentence

Recent Examples on the Web At the time of the event, Japan rested at a magnetic latitude of 33 degrees, where aurorae could hypothetically form—especially in the event of a magnetic storm. Jennifer Leman, Popular Mechanics, "The 1,400-Year-Old Red Aurora Mystery Has Finally Been Solved," 3 Apr. 2020 For their latest work, Love’s team obtained records of magnetic storms detected at observatories, then combined them with new surveys that measured the local magnetic field and its related electrical field. National Geographic, "Solar storms can be even worse if you live near certain rocks," 18 Mar. 2019 The predicted magnetic storm could push the aurora borealis to lower latitudes, raising the possibility its eerie streamers would slither over the skies in New York, Wisconsin, or Washington State. Andrew Moseman, Popular Mechanics, "Keep on Chasing the Northern Lights," 25 Mar. 2019 The magnetic storm effect is global, however, whereas the rocket effect is regional. Eric Berger, Ars Technica, "SpaceX launch last year punched huge, temporary hole in the ionosphere," 22 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnetic storm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of magnetic storm

circa 1855, in the meaning defined above

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Time Traveler for magnetic storm

Time Traveler

The first known use of magnetic storm was circa 1855

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Cite this Entry

“Magnetic storm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20storm. Accessed 31 Oct. 2020.

More from Merriam-Webster on magnetic storm

Britannica.com: Encyclopedia article about magnetic storm

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