Definitions
1.nounA particular period of history, especially one considered noteworthy or remarkable.
2.nounA notable event which marks the beginning of such a period.
3.nounA precise instant of time that is used as a point of reference.
4.nounUses in computing.
5.nounA unit of geologic time subdividing a period into smaller parts.
6.verbTo divide (data) into segments by time period.