lightning

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Related to Return stroke: lightning

light·ning

astrapophobia, keraunophobia.
Drug slang A regional term for amphetamine
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

lightning

Public health A meteorologic phenomenon caused by a massive discharge of electricity. Cf Lightening.

lightning

visible discharge of electricity between storm clouds or between the clouds and an earthing point at ground level.

lightning injury
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.
lightning strike
when lightning finds an earthing point.
References in periodicals archive ?
Krider, 1982: The optical and radiation field signatures produced by lightning return strokes.
1E, G), and one with the aesthetascs clumped together as on the return stroke (Fig.
2] = -1, and switching from engineering terminology to the subject literature, [beta] is the attenuation constant and [alpha] is the phase constant) for a transverse magnetic (TM) wave along a single conductor transmission line models the lightning channel carrying a TM return stroke wave [4,6].
In the single flash analysed by Rhodes and Krehbiel [20], the discharge has started with several horizontal channels developed inside the cloud, one of which culminated in the development of a negative leader to ground and a return stroke.
Qie, Wavelet multiresolution based multifractal analysis of electric fields by lightning return strokes, J.
Dart leader After the first stepped leader and return stroke sequence, another leader frequently descends to start successive strokes.
That is, the blade is separated from the cut part and the stock material before the return stroke, to ensure that the cut surfaces are not marked.
On the return stroke, an indicator senses the change in direction and automatically shuts off the detergent, allowing only clean water to be used for rinsing.
The return stroke does nothing to the bore except get the workpiece off the tool.
His second shot presented a real opportunity but the birdie attempt slid past - and so did the return stroke for par.
A common problem with rapid firing single-action autos is the trigger finger leaving the trigger at the end of the return stroke.
Conversely, the horizontal return stroke of the needles must occur after withdrawal from the web.