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English definition of “hour”

hour

noun [C]    /ɑʊər/ (abbreviation hr.)
a period of 60 minutes : Take this an hour after eating . It’s open 24 hours a day . He works long hours (= starts work early and finishes late). He gets paid by the hour (= for each hour worked ). Buses pull out every hour on the hour (= at the time an hour begins ). An hour can be a period of time , not necessarily 60 minutes , when you do something: a lunch hour An hour can be the distance you can travel in 60 minutes : San Francisco is only a couple of hours away.
(Definition of hour noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
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