Lightning is defined as a flash of light that is caused by the discharge of electricity in the atmosphere.(noun)
An example of lightning is the flash of light often seen before the thunder is heard.
The definition of lightning is extremely quick.(adjective)
An example of lightning used as an adjective is lightning speed which means moving very quickly.
See lightning in Webster's New World College Dictionary
Origin: ME lightninge < lightnen, to lighten
See lightning in American Heritage Dictionary 4
Origin: Middle English
Origin: , gerund of lightnen, to illuminate
Origin: , from lighten
Origin: , from Old English līhtan; see leuk- in Indo-European roots.
See lightning in Ologies
an abnormal fear of lightning.
keraunography. —ceraunograph, n. —ceraunographic, adj.
the recording of occurrences of lightning and thunder on a time scale attached to a revolving drum. —keraunograph, n. —keraunographic, adj.
an abnormal fear of thunder and lightning.
keraunoscopia, ceraunoscopia, keraunoscopy
a form of divination involving thunder and lightning.
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