Duration is defined as the length of time that something lasts.(noun)
When a film lasts for two hours, this is an example of a time when the film has a two hour duration.
See duration in Webster's New World College Dictionary
Origin: ME duracioun < ML duratio < pp. of L durare: see durable
See duration in American Heritage Dictionary 4
Origin: Middle English duracioun
Origin: , from Old French duration
Origin: , from Medieval Latin dūrātiō, dūrātiōn-
Origin: , from Latin dūrātus
Origin: , past participle of dūrāre, to last; see deuə- in Indo-European roots.
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