hourlong

Adjective

 * 1) which lasts an hour, or approximately so
 * 2) of or relating to an hourlong period of time
 * 1) of or relating to an hourlong period of time

Usage notes

 * (number)-hourlong: increases the amount of time to (number) hours, e.g., two-hourlong.

Related terms

 * hourslong
 * hourslong