Dictionary![]() ![]() mag•ne•to•spherePronunciation: (mag-nē'tu-sfēr"), [key] —n. Astron. 1. the outer region of the earth's ionosphere, where the earth's magnetic field controls the motion of charged particles, as in the Van Allen belts. Cf. magnetopause. 2. such a region of another planet: Jupiter's magnetosphere. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
|
|