geomagnetic storm

noun

: magnetic storm

Examples of geomagnetic storm in a Sentence

Recent Examples on the Web

Studying auroras is important, because they are associated with geomagnetic storms, which can cause all kinds of technical issues for satellites in space, as well as endanger astronauts. —Julian Dossett, Space.com, 15 Feb. 2026

The event remains the most intense geomagnetic storm — a major disturbance of Earth’s magnetic field due to solar activity — ever recorded. —Ashley Strickland, CNN Money, 12 Feb. 2026

These CMEs could cause minor G1 to G2 geomagnetic storms, creating a chance to see the northern lights on Thursday, February 5. —Michele Laufik, Martha Stewart, 4 Feb. 2026

The space weather center issued a G1 geomagnetic storm watch for a heightened risk of minor disturbances to Earth's magnetic field from the portion of the field that may reach the Earth. —Dinah Voyles Pulver, USA Today, 3 Feb. 2026

Word History

First Known Use

1941, in the meaning defined above

Rhymes for geomagnetic storm

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