geomagnetic storm

noun

: magnetic storm

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web

What to read next To have any realistic chance of seeing the northern lights during the eclipse, Earth would need to be in the grip of a severe geomagnetic storm. — Daisy Dobrijevic, Space.com, 10 Aug. 2026

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

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