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An electrical discharge characterized by a corona and occurring when one of two conducting surfaces (such as electrodes) in a gas is shaped such that it concentrates the electric field at its tip and ionizes the surrounding air.
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) an electrical discharge appearing on and around the surface of a charged conductor, caused by ionization of the surrounding gas. Also called: corona See also Saint Elmo's fire
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a discharge, frequently luminous, at the surface of a conductor or between two conductors of the same transmission line, accompanied by ionization of the surrounding atmosphere and often by a power loss.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||corona discharge - an electrical discharge accompanied by ionization of surrounding atmosphere|
corposant, electric glow, Saint Elmo's fire, Saint Elmo's light, Saint Ulmo's fire, Saint Ulmo's light, St. Elmo's fire, corona
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