Gregorian 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 1752Jan, January - the first month of the year; begins 10 days after the winter solstice Feb, February - the month following January and preceding March Mar, March - the month following February and preceding April Apr, April - the month following March and preceding May May - the month following April and preceding June June - the month following May and preceding July July - the month following June and preceding August Aug, August - the month following July and preceding September Oct, October - the month following September and preceding November Nov, November - the month following October and preceding December |