1. The property of enduring or continuing in time
   "The duration of the eclipse was longer than expected";
   - continuance
    
2. The period of time during which something continues
   "The duration of the storm forced them to cancel the outdoor event";
   - continuance
    
3. Continuance in time
   "the ceremony was of short duration";
   - length

Derived forms: durations

See also: long, short

Type of: period, period of time, temporal property, time, time period, time span

Encyclopedia: Duration