a period of time equal to a twenty-fourth part of a day and night and divided into 60 minutes
a more indefinite period of time
the distance travelled in one hour
a time of day specified as an exact number of hours from midnight or midday
a time specified on the twenty-four-hour clock
the time as formerly reckoned from sunrise
a fixed period of time for an activity, such as work, use of a building, etc.
a particular point in time
(in the Western (Latin) Church) a short service of psalms and prayers to be said at a particular time of day, especially in religious communities
15° of longitude or right ascension (one twenty-fourth part of a circle).