• 1. the continuous passage of existence in which events pass from a state of potentiality in the future, through the present, to a state of finality in the past
• 2. ( as modifier )
• 3. a quantity measuring duration, usually with reference to a periodic process such as the rotation of the earth or the vibration of electromagnetic radiation emitted from certain atoms. In classical mechanics, time is absolute in the sense that the time of an event is independent of the observer. According t...

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