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Definition of Hour
1. Noun. A period of time equal to 1/24th of a day. "The job will take more than an hour"
Generic synonyms: Time Unit, Unit Of Time
Group relationships: 24-hour Interval, Day, Mean Solar Day, Solar Day, Twenty-four Hour Period, Twenty-four Hours
Specialized synonyms: Sidereal Hour, Man Hour, Person Hour
Terms within: 30 Minutes, Half-hour, 15 Minutes, Quarter-hour, Min, Minute, Quarter
Derivative terms: Horary, Hourly
2. Noun. Clock time. "The hour is getting late"
Generic synonyms: Clock Time, Time
Specialized synonyms: High Noon, Midday, Noon, Noonday, Noontide, Twelve Noon, Mealtime, Late-night Hour, Midnight, Small Hours, Bedtime, Closing Time, Aurora, Break Of Day, Break Of The Day, Cockcrow, Dawn, Dawning, Daybreak, Dayspring, First Light, Morning, Sunrise, Sunup, Early-morning Hour, Sundown, Sunset, Crepuscle, Crepuscule, Dusk, Evenfall, Fall, Gloam, Gloaming, Nightfall, Twilight, None, Happy Hour, Rush Hour, Zero Hour, Canonical Hour
Derivative terms: Horary
3. Noun. A special and memorable period. "It was their finest hour"
4. Noun. Distance measured by the time taken to cover it. "Its just 10 minutes away"
Definition of Hour
1. n. The twenty-fourth part of a day; sixty minutes.
Definition of Hour
1. Noun. A time period of sixty minutes; one twenty-fourth of a day. ¹
2. Noun. A season, moment, time or stound. ¹
3. Noun. (poetic) The time. ¹
4. Noun. (military) (in the plural) Used after a two-digit hour and a two-digit minute to indicate time. ¹
¹ Source: wiktionary.com
Definition of Hour
1. a period of sixty minutes [n -S]
Medical Definition of Hour
1.
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