What does geomagnetism mean?
The study of the Earth's magnetic field and its variations, including the movement of the Earth's magnetic poles and the effects of the solar wind on the magnetic field.
Example
"The geomagnetist spent years studying the Earth's magnetic field to better understand the effects of geomagnetism on navigation."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.