Allen Lysander
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Jan 1, 2001 · The Unix epoch (or Unix time or POSIX time or Unix timestamp) is the number of seconds that have elapsed since January 1, 1970 (midnight UTC/GMT), not counting leap seconds (in ISO 8601: 1970-01-01T00:00:00Z). Literally speaking the epoch is Unix time 0 (midnight 1/1/1970), but 'epoch' is often used as a synonym for Unix time.
EPOCH definition: 1. a long period of time, especially one in which there are new developments and great change: 2…. Learn more.
EPOCH meaning: 1. a long period of time, especially one in which there are new developments and great change: 2…. Learn more.
epoch applies to a period begun or set off by some significant or striking quality, change, or series of events. the steam engine marked a new epoch in industry. era suggests a period of history marked by a new or distinct order of things. the era of global communications.
Synonyms: time, era, date, age. the beginning of a distinctive period in the history of anything: The splitting of the atom marked an epoch in scientific discovery. a point of time distinguished by a particular event or state of affairs; a memorable date: His coming of age was an epoch in his life.
noun [ C ] uk / ˈiːpɒk / us / ˈepək / plural epochs. Add to word list. Add to word list. a long period of time in history. (Definition of epoch from the Cambridge Learner's Dictionary © Cambridge University Press)
If you refer to a long period of time as an epoch, you mean that important events or great changes took place during it.
In chronology and periodization, an epoch or reference epoch is an instant in time chosen as the origin of a particular calendar era. The "epoch" serves as a reference point from which time is measured.
Definition of epoch noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Britannica Dictionary definition of EPOCH. [count] : a period of time that is very important in history. The Civil War era was an epoch in 19th-century U.S. history. The development of the steam engine marked an important epoch in the history of industry. — compare era.
