Lightning

Definition

Lightning is a natural electrical discharge that occurs during thunderstorms. It is a sudden and powerful flow of electrons between clouds or between clouds and the ground.

Related terms

Thunderstorm: A weather phenomenon characterized by rain, thunder, lightning, and strong winds.

Thunderbolt: Another term for lightning; it refers to the visible flash produced by a discharge of atmospheric electricity.

Step leader: An initial channel formed by charged particles in a cloud that guides the path for lightning to follow.