geo·​mag·​net·​ic | \ ˌjē-ō-mag-ˈne-tik How to pronounce geomagnetic (audio) \

Definition of geomagnetic

: of or relating to terrestrial magnetism

Other Words from geomagnetic

geomagnetically \ ˌjē-​ō-​mag-​ˈne-​ti-​k(ə-​)lē How to pronounce geomagnetic (audio) \ adverb
geomagnetism \ ˌjē-​ō-​ˈmag-​nə-​ˌti-​zəm How to pronounce geomagnetic (audio) \ noun

Examples of geomagnetic in a Sentence

Recent Examples on the Web Since the sunspot is pointed toward the Earth, an eruption of any kind could lead to geomagnetic storms. Joshua Hawkins, BGR, 13 July 2022 Geological studies have shown that the geomagnetic field has reversed 10 times in the last 2.6 million years alone. Tom Metcalfe, NBC News, 4 July 2022 Unlike solar flares, which are weaker outbursts of energy, CMEs are massive and can lead to geomagnetic storms. Joshua Hawkins, BGR, 28 June 2022 So individuals in central China, located as far as north of Beijing, could have witnessed the vibrant geomagnetic storms. Elizabeth Gamillo, Smithsonian Magazine, 26 Apr. 2022 On Wednesday, geomagnetic activity picked up over the continental United States, and the greens, pinks, and reds of the aurora borealis were seen as far south as Colorado. Stefanie Waldek, Travel + Leisure, 1 Apr. 2022 The ship was filled with 19 months of research, detailing an accurate geomagnetic mapping of the world created from cutting-edge oceanographic data and some of the first worldwide information about the Earth’s negative electric field. Kimberly Bowker, Smithsonian Magazine, 8 Mar. 2022 In one case, the excavators used a novel technique that charts changes in Earth’s geomagnetic field to determine the intensity and speed of destruction of some of the site’s key structures. Andrew Lawler, Scientific American, 1 Apr. 2022 According to the Space Weather Prediction Center, geomagnetic storms occur when there is a large exchange of energy from solar wind that enters the space surrounding Earth. Asha C. Gilbert, USA TODAY, 10 Feb. 2022 See More

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

First Known Use of geomagnetic

1904, in the meaning defined above

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Time Traveler for geomagnetic

Time Traveler

The first known use of geomagnetic was in 1904

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Dictionary Entries Near geomagnetic



geomagnetic equator

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Statistics for geomagnetic

Last Updated

22 Jul 2022

Cite this Entry

“Geomagnetic.” Dictionary, Merriam-Webster, Accessed 12 Aug. 2022.

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More Definitions for geomagnetic


geo·​mag·​net·​ic | \ ˌjē-ō-mag-ˈne-tik How to pronounce geomagnetic (audio) \

Kids Definition of geomagnetic

: of or relating to the magnetic field of the earth the geomagnetic field


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