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Definition of Epoch

Noun: epoch (epochs)  e-puk or 'e,pók [N. Amer], 'ee,pók or 'e,pók [Brit]

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

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Anagrams containing the word epoch

echpo hepoc chepo ochep poche