geomagnetic storm

noun

: magnetic storm

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web

Forecasters said geomagnetic storm conditions would likely make the phenomenon more visible. — Ty Roush, Forbes.com, 23 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

But conditions can change rapidly, with geomagnetic storm activity occurring earlier in the week. — Michele Laufik, Martha Stewart, 1 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