Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun gregorian_calendar
1 sense of gregorian calendar
Sense 1
Gregorian calendar, New Style calendar -- (the solar calendar now in general use, introduced by Gregory XIII in 1582 to correct an error in the Julian calendar by suppressing 10 days, making Oct 5 be called Oct 15, and providing that only centenary years divisible by 400 should be leap years; it was adopted by Great Britain and the American colonies in 1752)
=> solar calendar -- (a calendar based on solar cycles)