Hour - Definition, Meaning & Synonyms | Vocabulary.com
https://www.vocabulary.com/dictionary/hour
WEBAn hour is a unit of time — it's sixty minutes, 3,600 seconds, or the length it takes the long hand on your watch to move in a full circle. If your math class lasts an hour, it might start at 9:30 and end at 10:30, one hour later. Hour also means "time of day."
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