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Related to electrojet: auroral electrojet
A flow of intense electric current that moves from west to east in the ionosphere above the earth's magnetic equator.
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.
(General Physics) a narrow belt of fast-moving ions in the ionosphere, under the influence of the earth's magnetic field, causing auroral displays
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a current of ions in the upper atmosphere that moves with respect to the surface of the earth and causes various auroral phenomena.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.