flashover
noun Date: 1892 1. an abnormal electrical discharge (as through the air to the ground from a high potential source or between two conducting portions of a structure) 2. the sudden spread of flame over an area when it becomes heated to the flash point

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • flashover — [flash′ō΄vər] n. an undesired electrical discharge across an insulator, between a high potential and the ground, etc …   English World dictionary

  • Flashover — For the 2007 documentary see Flashover (film).: In electric power transmission, a flashover is an unintended high voltage electric discharge over or around an insulator, or arcing or sparking between two or more adjacent conductors. A flashover… …   Wikipedia

  • Flashover — Der Flashover (dt. Durchzündung; auch Flash Over, Flash over, F/O) ist eine Phase innerhalb eines Brandereignisses und bezeichnet den schlagartigen Übergang eines Schadenfeuers (z. B. Zimmerbrand) von der Entstehungsphase hin zur… …   Deutsch Wikipedia

  • Flashover — Embrasement généralisé éclair Pour les articles homonymes, voir EGE. L embrasement généralisé éclair (EGE, en anglais flashover) est un phénomène thermique, une phase du développement d un feu dans un local semi ouvert. En effet, un tel local… …   Wikipédia en Français

  • flashover — /flash oh veuhr/, n. 1. Elect. a disruptive discharge around or over the surface of a solid or liquid insulator. 2. the moment of conflagration or complete incineration caused by superheated air or combustibles. v.i. 3. Elect. to have or… …   Universalium

  • flashover — A fault in a reciprocating engine’s ignition system. The high voltage in the magneto distributor jumps to the wrong terminal, resulting in the wrong spark plug firing with a consequent loss in power. Flashover can happen because of moisture in… …   Aviation dictionary

  • flashover — /ˈflæʃoʊvə/ (say flashohvuh) noun 1. a disruptive electrical discharge around or over the surface of a solid or liquid insulator. 2. the point at which a fire in a building reaches sufficient heat so that volatile gases given off by linings,… …   Australian English dictionary

  • flashover — noun a) The near simultaneous ignition of all combustible material in an enclosed area. b) An unintended electric discharge or arc over or around an insulator …   Wiktionary

  • flashover — n. unintentional electric discharge over the surface of an insulator …   English contemporary dictionary

  • flashover — noun 1》 a high voltage electric short circuit made through the air between exposed conductors. 2》 an instance of a fire spreading very rapidly through the air because of intense heat …   English new terms dictionary

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