adverb
- in a manner relating to or determined by the Earth's magnetic field
Usage: technical; scientific
Examples
- The satellite's instruments measured geomagnetically induced currents in the power grid.
- Geomagnetically active regions near the poles display spectacular auroras.
- The compass needle aligns geomagnetically with Earth's magnetic field.
- Scientists study geomagnetically sensitive organisms to understand animal navigation.
- Solar storms can geomagnetically disturb telecommunications systems.