geomagnetic

[jee-oh-mag-net-ik]

adjective

1. of or relating to geomagnetism.

Other Word Forms

• geomagnetician noun
• geomagnetist noun

Word History and Origins

Origin of geomagnetic¹

First recorded in 1900–05; geo- + magnetic

Example Sentences

Extreme events such as powerful flares and CMEs can trigger geomagnetic and ionospheric storms on Earth, creating dazzling auroras but also threatening satellites, communication systems, and power grids.

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"If we are in a geomagnetic storm for example, you definitely can," she said.

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The north of Scotland has already been treated to displays of stunning aurora this month with the potential for more to come, thanks to a number of geomagnetic storms taking place on the Sun.

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Late on Tuesday night there was a geomagnetic storm - an increase in the solar energy entering Earth's atmosphere - which enhanced the aurora.

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You'll need these increases in solar energy, such as a moderate to severe geomagnetic storm for the ring to grow and expand to lower latitudes such as the UK.

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