magnetosphere

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mag·ne·to·sphere

(măg-nē′tō-sfîr′)
n.
A region surrounding a planet, star, or other body, in which the body's magnetic field traps charged particles and dominates their behavior.

mag·ne′to·spher′ic (-sfîr′ĭk, -sfĕr′-) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

magnetosphere

(mæɡˈniːtəʊˌsfɪə)
n
(Physical Geography) the region surrounding a planet, such as the earth, in which the behaviour of charged particles is controlled by the planet's magnetic field
magnetospheric adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

mag•ne•to•sphere

(mægˈni təˌsfɪər)

n.
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.
2. such a region of another planet.
[1959]
mag•ne`to•spher′ic (-ˈsfɛr ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

magnetosphere

The region near the planet possessing a magnetic field, which determines the motion of the charged particles in this region. Earth, Saturn, Jupiter, Uranus, and Mercury are the solar system planets known to have magnetospheres.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.magnetosphere - the magnetic field of a planetmagnetosphere - the magnetic field of a planet; the volume around the planet in which charged particles are subject more to the planet's magnetic field than to the solar magnetic field
magnetic field, magnetic flux, flux - the lines of force surrounding a permanent magnet or a moving charged particle
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
Magnetosphäre
자기권

magnetosphere

[mægˈniːtəʊˌsfɪəʳ] Nmagnetosfera f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
References in periodicals archive ?
New research shows, however, that asymmetry in Earth's magnetic tail is the main cause of these two auroras not matching up.
Jupiter's magnetic tail extends all the way to the orbit of Saturn.
"We found that Mars' magnetic tail, or magnetotail, is unique in the solar system," said Gina DiBraccio of NASA's Goddard Space Flight Center in Greenbelt, Maryland.
The team's findings provide a "smoking gun" for the theory that Saturn's auroral displays are often caused by the dramatic collapse of its "magnetic tail."
"The head of that comet, where the magnetism is the most intense, is the Earth, then a huge magnetic tail stretches out directly behind the Earth, opposite the sun--like a windsock in space.