English dictionary

epoch meaning and definition

Definition and meaning of epoch at MeaningMonkey.org. epoch meaning and definition in the English Dictionary.

EPOCH noun

Definition of epoch (noun)

  1. a period marked by distinctive character or reckoned from a fixed point or event
  2. (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
  3. a unit of geological time that is a subdivision of a period and is itself divided into ages
Source: Princeton University Wordnet

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