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  1. Dictionary
    lightning
    /ˈlʌɪtnɪŋ/

    noun

    • 1. the occurrence of a natural electrical discharge of very short duration and high voltage between a cloud and the ground or within a cloud, accompanied by a bright flash and typically also thunder: "a tremendous flash of lightning"

    adjective

    • 1. very quick: "a lightning cure for his hangover"

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  2. dictionary.cambridge.org › dictionary › englishLIGHTNING | English meaning - Cambridge Dictionary

    LIGHTNING definition: 1. a flash of bright light in the sky that is produced by electricity moving between clouds or from…. Learn more.

  3. www.merriam-webster.com › dictionary › lightningLightning Definition & Meaning - Merriam-Webster

    How to use lightning in a sentence. the flashing of light produced by a discharge of atmospheric electricity; also : the discharge itself; a sudden stroke of fortune… See the full definition

  4. www.dictionary.com › browse › lightningLIGHTNING Definition & Meaning - Dictionary.com

    Lightning definition: a brilliant electric spark discharge in the atmosphere, occurring within a thundercloud, between clouds, or between a cloud and the ground.. See examples of LIGHTNING used in a sentence.

  5. en.m.wikipedia.org › wiki › LightningLightning - Wikipedia

    Lightning is a natural phenomenon formed by electrostatic discharges through the atmosphere between two electrically charged regions, either both in the atmosphere or one in the atmosphere and one on the ground, temporarily neutralizing these in a near-instantaneous release of an average of between 200 megajoules and 7 gigajoules of energy, depe...

  6. www.britannica.com › science › lightning-meteorologyLightning | Voltage, Causes, & Facts | Britannica

    4 days ago · lightning, the visible discharge of electricity that occurs when a region of a cloud acquires an excess electrical charge, either positive or negative, that is sufficient to break down the resistance of air. Is ball lightning real? Learn about the mysterious phenomenon of ball lightning. See all videos for this article.

  7. www.thefreedictionary.com › lightningLightning - definition of lightning by The Free Dictionary

    n. 1. (Physical Geography) a flash of light in the sky, occurring during a thunderstorm and caused by a discharge of electricity, either between clouds or between a cloud and the earth. 2. (modifier) fast and sudden: a lightning raid. [C14: variant of lightening]

  8. www.nationalgeographic.org › encyclopedia › lightningLightning - National Geographic Society

    Oct 19, 2023 · Lightning is an electric charge or current. It can come from the clouds to the ground, from cloud to cloud, or from the ground to a cloud. Lightning is a product of a planet ’s atmosphere. Raindrops very high up in the sky turn to ice.

  9. dictionary.cambridge.org › dictionary › learner-englishMeaning of lightning – Learner’s Dictionary - Cambridge ...

    LIGHTNING definition: a sudden flash of light in the sky during a storm: . Learn more.

  10. www.collinsdictionary.com › dictionary › englishLIGHTNING definition and meaning | Collins English Dictionary

    1. a flash of light in the sky, occurring during a thunderstorm and caused by a discharge of electricity, either between clouds or between a cloud and the earth. Related adjectives: fulgurous, fulminous. 2.(modifier) fast and sudden. a lightning raid. Collins English Dictionary. Copyright © HarperCollins Publishers.

  11. www.newscientist.com › definition › lightningWhat is lightning? - New Scientist

    Lightning research has evolved to utilise more sophisticated technology such as using Gulfstream jets flown directly into storm clouds, but for a long time, this still required the user to get...