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1. One of the 24 equal parts of a day.
a. One of the points on a timepiece marking off 12 or 24 successive intervals of 60 minutes, from midnight to noon and noon to midnight or from midnight to midnight.
b. The time of day indicated by a 12-hour clock.
c. hours The time of day determined on a 24-hour basis: 1730 hours is 5:30 pm.
3. A unit of measure of longitude or right ascension, equal to 15° or 1/24 of a great circle.
a. A customary or fixed time: the dinner hour.
b. hours A set or customary period of time for a specified activity: banking hours.
a. A particular time: their hour of need.
b. A significant time: Her hour had come.
c. The present time: the man of the hour.
a. The work that can be accomplished in an hour.
b. The distance that can be traveled in an hour.
a. A single session of a school day or class.
b. A credit hour.
8. hours Ecclesiastical The canonical hours.
long hours
A longer than usual or customary period of time for a given activity: worked long hours to finish the project on time.

[Middle English, from Old French houre, from Latin hōra, from Greek hōrā, season, time; see yēr- in Indo-European roots.]


pl n
1. (Industrial Relations & HR Terms) a period regularly or customarily appointed for work, business, etc
2. one's times of rising and going to bed (esp in the phrases keep regular, irregular, or late hours)
3. an indefinite period of time
4. (Ecclesiastical Terms)
a. the seven times of the day laid down for the recitation of the prayers of the divine office
b. the prayers recited at these times
5. the small hours the hours just after midnight
6. till all hours until very late


pl n
(Classical Myth & Legend) another word for the Horae
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hours - a period of time assigned for workhours - a period of time assigned for work; "they work long hours"
work time - a time period when you are required to work
duty period, work shift, shift - the time period during which you are at work
2.hours - an indefinite period of time; "they talked for hours"
period, period of time, time period - an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
References in classic literature ?
How would you like to be shut up for hours with a nervous, fussy old lady, who keeps you trotting, is never satisfied, and worries you till you you're ready to fly out the window or cry?
March got her wet things off, her warm slippers on, and sitting down in the easy chair, drew Amy to her lap, preparing to enjoy the happiest hour of her busy day.
The story of the big idol of gold had occupied his thoughts for many hours.
Formerly Fuchs attended to such things after working hours.
Of late he had sometimes held away from her for an entire day, redoubling his devotion upon the next and the next, as though to make up for hours that had been lost.
With its own penetrating vision the spirit seeks some one mortal worthy to hold him company, worthy of being exalted for a few hours into realms of the semi-celestials.
For an hour the procession of grotesques passed before the eyes of the old man, and then, although it was a painful thing to do, he crept out of bed and began to write.
The statistics depended on the broadcasting hours of programs in the public channel of Oman TV and Majan Private Channel only because these two channels broadcast public programs.
Infants (4-11 months): Sleep range widened two hours to 12-15 hours (previously it was 14-15)
Rates at those sites vary between pounds 2 and pounds 3 for two hours, although they do not offer free parking or cheaper one-hour rates.
4 hours a week over the past year to August 2010, compared with 42.
HOURS: With school, sports, play dates, sleep-overs, etc, mums spend six-anda-half hours a week running young children around.