Common Era - definition and synonyms

noun [uncountable]

or common era 

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/ˈkɒmən ˌɪərə/

  1. a method of numbering years which refers to the period of time that began after the birth of Jesus Christ

    By the beginning of the common era, bound paper books had replaced scrolls.

    The expression "Common Era" can be found as early as 1708 in English.