magnetic storm

magnetic storm

n.

A disturbance or fluctuation in the earth's magnetic field, associated with solar flares. Also called geomagnetic storm.

---

magnetic storm

n

(Earth Sciences / Physical Geography) a sudden severe disturbance of the earth's magnetic field, caused by emission of charged particles from the sun

---

magnetic storm

A disturbance or fluctuation in the Earth's outer magnetosphere, usually caused by streams of charged particles (plasma) given off by solar flares. The entry of large amounts of plasma into the upper atmosphere results in intense auroral displays and other magnetic phenomena in the polar regions of the Earth. See also aurora.

Thesaurus

Noun

1.

magnetic storm - a sudden disturbance of the earth's magnetic field; caused by emission of particles from the sun disturbance, perturbation - activity that is a malfunction, intrusion, or interruption; "the term `distress' connotes some degree of perturbation and emotional upset"; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"