You searched for: “geomagnetic noise
geomagnetic noise, geomagnetic interference (s) (noun); geomagnetic noises; geomagnetic interferences (pl)
Any interference in radio communications caused by terrestrial magnetism or the Earth's magnetic field: Geomagnetic noises are unwanted radio frequencies that are caused by fluctuations in the geomagnetic field of the Earth.
This entry is located in the following unit: geo-, ge- + (page 13)