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Public health A meteorologic phenomenon caused by a massive atmospheric discharge of electricity, which typically occurs during thunderstorms, and rarely also during volcanic eruptions or dust storms
lightningPublic health A meteorologic phenomenon caused by a massive discharge of electricity. Cf Lightening.
visible discharge of electricity between storm clouds or between the clouds and an earthing point at ground level.
exposure to high voltage electric shock by means of a lightning strike, which causes sudden nervous shock and unconsciousness or permanent cessation of medullary vital centers, resulting in sudden death. Animals that recover may have residual signs. Called also lightning strike. Fish in enclosed waters, e.g. farmed fish, may have their backs broken by lightning striking the water.
when lightning finds an earthing point.