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1. Dictionary

   Flash·o·ver

   /ˈflaSHˌōvər/

   

   noun

   • 1. a high-voltage electric short circuit made through the air between exposed conductors.
   • 2. an instance of a fire spreading very rapidly across a gap because of intense heat.

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2. www.merriam-webster.com › dictionary › flashoverFlashover Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › flashover

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   The meaning of FLASHOVER is an abnormal electrical discharge (as through the air to the ground from a high potential source or between two conducting portions of a structure).

3. People also ask

   What is the meaning of flashover?

   • The meaning of flashover is an abnormal electrical discharge, such as through the air to the ground from a high potential source or between two conducting portions of a structure.

   Flashover Definition & Meaning - Merriam-Webster

   www.merriam-webster.com/dictionary/flashover

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   What is a flashover in Electrical Engineering?

   • In electric power transmission, a flashover is an unintended high voltage electric discharge over or around an insulator or sparking between two or more adjacent conductors. A flashover is an electric discharge over or around the surface of an insulator.

   FLASHOVER definition and meaning | Collins English Dictionary

   www.collinsdictionary.com/dictionary/english/flashover

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   What is a flashover fire?

   • Flashovers are a rapid event involving a significant increase in fire growth and development. Typically this is a change from a fire located at a specific source, or “fuel package,” to a fire that takes over every other combustible object of the compartment involved without actual flame contact.

   Flashover: Know when it’s time to get out - FireRescue1

   www.firerescue1.com/flashover/articles/flashover-know-when-its-time-to-get-out-OxDfKjL69iJWZyCr/

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   What is a flashover insulator?

   • A flashover is an electric discharge over or around the surface of an insulator. When this occurs, conductors can vaporize, expanding to thousands of times their original volume.

   FLASHOVER definition and meaning | Collins English Dictionary

   www.collinsdictionary.com/dictionary/english/flashover

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4. www.collinsdictionary.com › english › flashoverFLASHOVER definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › english › flashover

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   In electric power transmission, a flashover is an unintended high voltage electric discharge over or around an insulator, or sparking between two or more adjacent conductors.

5. www.dictionary.com › browse › flashoverFLASHOVER Definition & Meaning - Dictionary.com

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   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.

6. www.fireengineering.com › firefightingUnderstanding and Avoiding a Flashover - Fire Engineering

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   Jun 2, 2014 · What is a flashover? I’ve heard firefighters state that a flashover is “the rapid fire development followed by full-room involvement and finally thermal collapse,” and “the sudden...

7. www.firerescue1.com › flashover › articlesFlashover: Know when it’s time to get out - FireRescue1

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   Jun 10, 2009 · NFPA 921 defines flashover as, “A transitional phase in the development of a compartment fire in which surfaces exposed to thermal radiation reach its ignition temperature more or less...

8. Videos

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     3:56

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     Stay One Step Ahead: What is Flashover? (Part 1 of 5)

     Dec 7, 2014

     50K Views

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     6:33

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     Stay One Step Ahead: Recognizing Flashover Signs and Symptoms (Part 4 of 5)

     Dec 7, 2014

     36.7K Views

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     mercortecresa.com

     What is a Flashover and how does it occurs? - Mercor Tecresa

     Sep 15, 2018

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9. www.vocabulary.com › dictionary › flashoverFlashover - Definition, Meaning & Synonyms - Vocabulary.com

   www.vocabulary.com › dictionary › flashover

   Aug 11, 2024 · Definitions of flashover. noun. an unintended electric discharge (as over or around an insulator) see more.

10. en.wiktionary.org › wiki › flashoverflashover - Wiktionary, the free dictionary

    en.wiktionary.org › wiki › flashover

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    Jun 27, 2024 · flashover (countable and uncountable, plural flashovers) The near simultaneous ignition of all combustible material in an enclosed area. An unintended electric discharge or arc over or around an insulator. Synonym: sparkover