Maundy Thursday the country in which they live. The "Book of Common Prayer" of the Church of England, which is the mother Church of the Anglican Communion, uses the name "Maundy Thursday" for this observance. The corresponding publication of the US Episcopal Church, which is another province of the Anglican Communion, also refers to the Thursday before Easter as "Maundy Thursday". Throughout the Anglican Communion, the term "Holy Thursday" is a synonym for Ascension Day. , the Roman Rite of the Catholic Church uses the name "Holy Thursday" in its official English-language liturgical books. The personal ordinariates in the Catholic Church, which
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