Definition of Gregorian calendar in English:

Gregorian calendar


  • The calendar introduced in 1582 by Pope Gregory XIII, as a modification of the Julian calendar.

    • ‘The Gregorian calendar improves on the Julian only in its measurement of the year and its calculation of leap years.’
    • ‘Christian Copts celebrate Christmas according to the Gregorian calendar, usually on January 6-7 of every year.’
    • ‘April 1 marked the beginning of the new year until 1582 when Pope Gregory XIII ordered the use of the Gregorian calendar that made Jan. 1 New Year's Day.’
    • ‘Eastern Orthodox churches never adopted the Gregorian calendar, so their Easter remains on the Julian calendar.’
    • ‘The Egyptian calendar, although changed much over time, was the basis for the Julian and Gregorian calendars.’


Gregorian calendar