geomagnetic storm

noun

: magnetic storm

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web

This is due to a coronal mass ejection (CME) from the sun on July 30, expected to cause a G2-class geomagnetic storm. — Jamie Carter, Forbes.com, 2 Aug. 2026

But if geomagnetic storm activity ramps up, more states could experience auroras. — Michele Laufik, Martha Stewart, 30 July 2026

On that note, a minor G1 geomagnetic storm is likely, giving skywatchers in northern states near the Canadian border a possible opportunity to witness the aurora borealis. — Valerie Mesa, PEOPLE, 21 July 2026

The 1859 Carrington Event, the strongest geomagnetic storm on record, disrupted telegraph systems around the world and pushed auroras from their usual high-latitude skies near the Arctic and Antarctic to locations as far south as the tropics. — Samantha Mathewson, Space.com, 17 July 2026

Word History

First Known Use

1941, in the meaning defined above

Rhymes for geomagnetic storm

• hydatidiform
• brainstorm
• conform
• deform
• firestorm
• hailstorm
• inform
• landform
• lukewarm
• perform
• planform
• platform