Maundy Thursday Maundy Thursday Maundy Thursday (also known as Holy Thursday, Covenant Thursday, Great and Holy Thursday, Sheer Thursday, and Thursday of Mysteries, among other names) is the Christian holy day falling on the Thursday before Easter. It commemorates the foot washing (Maundy) and Last Supper of Jesus Christ with the Apostles, as described in the canonical gospels. It is the fifth day of Holy Week, preceded by Holy Wednesday and followed by Good Friday. "Maun-" is from Old Norse, present of munu meaning shall or will; akin to Old English gemynd meaning mind. The date is always between March 19 and
Leap week calendar Leap week calendar A leap week calendar is a calendar system with a whole number of weeks every year, and with every year starting on the same weekday. Most leap week calendars are proposed reforms to the civil calendar, in order to achieve a perennial calendar. Some, however, such as the ISO week date calendar, are simply conveniences for specific purposes. The ISO calendar in question is a variation of the Gregorian calendar that is used (mainly) in government and business for fiscal years, as well as in timekeeping. In this system a year (ISO year) has 52 or 53