how do you spell hour?
Definition of hour. 1 a time or office for daily liturgical devotion especially canonical hour. 2 the 24th part of a day 60 minutes. 3 a the time of day reckoned in two 12-hour periods. b hours plural the time reckoned in one 24-hour period from midnight to midnight using a 4-digit number of which the first two digits indicate the hour and the last two digits indicate the minute in the military 430 p.m. is called 1630 hours.