geomagnetic

adjective

geo·​mag·​net·​ic ˌjē-ō-mag-ˈne-tik How to pronounce geomagnetic (audio)
: of or relating to terrestrial magnetism
geomagnetically adverb
geomagnetism noun

Examples of geomagnetic in a Sentence

Recent Examples on the Web
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This event could also be brighter because the geomagnetic activity has a Kp index of 5, according to NOAA. Julia Jacobo, ABC News, 28 Nov. 2024 Stronger solar cycles produce more solar storms with greater intensity, which drives geomagnetic activity. Yaakov Katz, Newsweek, 27 Nov. 2024 The geomagnetic activity has a Kp index of 5, meaning the northern lights will also be brighter, according to NOAA. Eric Lagatta, USA TODAY, 27 Nov. 2024 The vibrancy of the hues, however, is dependent upon the level of geomagnetic activity. Skyler Caruso, People.com, 19 Nov. 2024 See all Example Sentences for geomagnetic 

Word History

First Known Use

1904, in the meaning defined above

Time Traveler
The first known use of geomagnetic was in 1904

Dictionary Entries Near geomagnetic

Cite this Entry

“Geomagnetic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geomagnetic. Accessed 17 Dec. 2024.

Kids Definition

geomagnetic

adjective
geo·​mag·​net·​ic ˌjē-ō-mag-ˈnet-ik How to pronounce geomagnetic (audio)
: of or relating to the magnetism of the earth
geomagnetism noun
Last Updated: - Updated example sentences
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