
1) Appointed time 2) Appointment time 3) Appointment-book line 4) Billing unit 5) Billing unit, for some 6) Billing unit, often 7) Chime time 8) Chunk of time 9) Class length, often 10) Class period 11) Clock cycle 12) Clock division 13) Clock hand 14) Clock reading 15) Clock time 16) Clock unit 17) Cocktail follower
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https://www.crosswordclues.com/clue/hour

1) Aurora 2) Aurorean 3) Bedtime 4) Cockcrow 5) Crepuscle 6) Crepuscule 7) Dawn 8) Dawning 9) Daybreak 10) Dayspring 11) Dusk 12) Evenfall 13) Gloaming 14) Hr 15) Mealtime 16) Meridian 17) Midday 18) Midnight 19) Nightfall 20) Noon 21) Noonday 22) Noontide 23) Sundown 24) Sunup 25) Ten
Found on
https://www.crosswordclues.com/clue/hour

- a period of time equal to 1/24th of a day
- clock time
- a special and memorable period
- distance measured by the time taken to cover it
Found on

• (n.) The time of the day, as expressed in hours and minutes, and indicated by a timepiece; as, what is the hour? At what hour shall we meet? • (n.) Certain prayers to be repeated at stated times of the day, as matins and vespers. • (n.) The twenty-fourth part of a day; sixty minutes. • (n.) A measure of distance traveled. &bul...
Found on
http://thinkexist.com/dictionary/meaning/hour/

in timekeeping, 3,600 seconds, now defined in terms of radiation emitted from atoms of the element cesium under specified conditions. The hour was ... [4 related articles]
Found on
http://www.britannica.com/eb/a-z/h/73

• One twenty-fourth part of a day. • The unit of right ascension, equivalent to 15 degrees of arc.
Found on
http://www.daviddarling.info/encyclopedia/H/hour.html

1. <physics> The twenty-fourth part of a day; sixty minutes. ... 2. The time of the day, as expressed in hours and minutes, and indicated by a timepiece; as, what is the hour? at what hour shall we meet? ... 3. Fixed or appointed time; conjuncture; a particular time or occasion; as, the hour of greatest peril; the man for the hour. 'Woman, . ...
Found on
http://www.encyclo.co.uk/local/20973

(our) a unit of time, being 60 minutes. the time something occurs. a unit of educational credit. golden hour the first hour following a traumatic injury; patients who are in the operating room within one hour of injury have a much higher survival rate.
Found on
http://www.encyclo.co.uk/local/21001

Hour noun [ Middle English hour , our , hore , ure , Old French hore , ore , ure , French heure , Latin hora , from Greek ..., orig., a definite space of time, fixed by natural laws; hence, a season, the time of the day, an hour. See
Found on
http://www.encyclo.co.uk/webster/H/65

[
n] - a special and memorable period 2. [n] - clock time 3. [n] - a period of time equal to 1/24th of a day 4. [n] - distance measured by the time taken to cover it
Found on
http://www.webdictionary.co.uk/definition.php?query=hour

hour (s), hours (pl) 1. One of the 24 equal parts of a day. 2. 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. 3. The time of day as indicated by a 12-hour clock and the time of day determined on a 24-hour basis: 1730 hours ...
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http://www.wordinfo.info/words/index/info/view_unit/1001/

A unit of time equal to 60 minutes or 3600 seconds in length. See also: Minute, Second, Time.
Found on
https://www.encyclo.co.uk/local/20687
noun clock time; `the hour is getting late`
Found on
https://www.encyclo.co.uk/local/20974
minute noun distance measured by the time taken to cover it; `we live an hour from the airport`; `its just 10 minutes away`
Found on
https://www.encyclo.co.uk/local/20974

Period of time comprising 60 minutes; 24 hours make one calendar day
Found on
https://www.encyclo.co.uk/local/21221

a period of time equal to one twenty-fourth of a mean solar or civil day and equivalent to 60 minutes: He slept for an hour. · any specific one of these 24 periods, usually reckoned in two series of 12, one series from midnight to noon and the second from noon to midnight, but sometimes reckoned in one series of 24, from midnight to midnigh...
Found on
https://www.infoplease.com/dictionary/hour
No exact match found.