LightningDefinition (http://en.wikipedia.org/wiki/Lightning) Lightning is a massive electrostatic discharge between electrically charged regions within clouds, or between a cloud and the Earth's surface. The charged regions within the atmosphere temporarily equalize themselves through a lightning flash, commonly referred to as a strike if it hits an object on the ground. (Wikipedia) Preferred Units: N/A Scope Note: N/A This term is used for the following terms: N/A Approved Date 21-Jun-2013 Click here to give feedback on this term or suggest an update. |