hour

1. A unit of time of one twenty-fourth of a day (sixty minutes).
2. A season, moment, or time.
3. The time.
4. Used after a two-digit hour and a two-digit minute to indicate time.
5. The amount of labor demanded by an employer in terms of time.
6. The set times of prayer, the canonical hours, the offices or services prescribed for these, or a book containing them.
7. A distance that can be traveled in one hour.