flashover
[ flash-oh-ver ]
/ ˈflæʃˌoʊ vər /
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noun
Electricity. a disruptive discharge around or over the surface of a solid or liquid insulator.
the moment of conflagration or complete incineration caused by superheated air or combustibles.
verb (used without object)
Electricity. to have or experience a flashover.
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Origin of flashover
First recorded in 1890–95; originally noun use of verb phrase flash over
Words nearby flashover
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for flashover
flashover
/ (ˈflæʃˌəʊvə) /
noun
an electric discharge over or around the surface of an insulator
the sudden and rapid spread of fire through the air, caused by the ignition of smoke or fumes from surrounding objects
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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