a month in the 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 1752

the last day of the year

a Christian holiday celebrating the birth of Christ; a quarter day in England, Wales, and Ireland

period extending from Dec. 24 to Jan. 6

the middle part of December

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

the last day of the year

a Christian holiday celebrating the birth of Christ; a quarter day in England, Wales, and Ireland

period extending from Dec. 24 to Jan. 6

the middle part of December