lightning Definition in the Cambridge English Dictionary
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Definition of “lightning” - English Dictionary

Definition of "lightning" - American English Dictionary

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lightningnoun [U]

 us   /ˈlɑɪt·nɪŋ/

lightning noun [U] (ELECTRIC FLASH)

a ​flash of ​brightlight in the ​skyproduced by ​electricitymoving within or between ​clouds, or between ​clouds and the ​ground: That ​tree was ​struck by lightning in a ​recentthunderstorm.lightning bolt (also bolt of lightning) A lightning ​bolt or ​bolt of lightning is a ​particularflash of ​brightlightseen in the ​sky.

lightningadjective [not gradable]

 us   /ˈlɑɪt·nɪŋ/

lightning adjective [not gradable] (FAST)

very ​fast: She moves at lightning ​speed.
(Definition of lightning from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "lightning" - British English Dictionary

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lightningnoun [U]

uk   us   /ˈlaɪt.nɪŋ/
B1 a ​flash of ​brightlight in the ​sky that is ​produced by ​electricitymoving between ​clouds or from ​clouds to the ​ground: thunder and lightning a flash/​bolt of lightning That ​tree was struck by lightning. She ​changed her ​clothes with lightningspeed (= ​extremelyquickly).
More examples
(Definition of lightning from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Translations of “lightning”
in Korean 번개…
in Arabic بَرْق…
in Malaysian petir, kilat…
in French éclair, foudre…
in Russian молния…
in Chinese (Traditional) 閃電…
in Italian lampi, fulmini…
in Turkish şimşek, yıldırım…
in Polish błyskawica, piorun…
in Spanish rayo, relámpago…
in Vietnamese chớp…
in Portuguese relâmpagos, raios…
in Thai ฟ้าแล่บ…
in German der Blitz…
in Catalan llamp, llampec…
in Japanese 稲妻…
in Chinese (Simplified) 闪电…
in Indonesian kilat…
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