The Calendar of the Church Year is the liturgical calendar found in the 1979 Book of Common Prayer and in Lesser Feasts and Fasts, with additions made...

The liturgical year, also called the church year, Christian year or kalendar, consists of the cycle of liturgical days and seasons that determines when...

The Eastern Orthodox liturgical calendar describes and dictates the rhythm of the life of the Eastern Orthodox Church. Passages of Holy Scripture, saints...

The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar...

Catholic Church, but like the Julian calendar, it adds a leap day every four years without exception, and begins the year on 11 or 12th of September in the Gregorian...

The adoption of the Gregorian Calendar was an event in the early modern history of most cultures and societies, marking a change from their traditional...

modification of, and replacement for, the Julian calendar. The principal change was to space leap years differently so as to make the average calendar year 365...

The calendar of saints is the traditional Christian method of organizing a liturgical year by associating each day with one or more saints and referring...

Gregorian calendars. At the time, the Julian calendar was still in use by all of the Eastern Orthodox Churches and affiliated nations, while the Catholic...

The Syro-Malabar Church is a Catholic Church sui iuris of the East Syriac Rite that adheres to the following calendar for the church's liturgical year...

instead of Coptic letters. The Coptic calendar, also called the Alexandrian calendar, is a liturgical calendar used by the Coptic Orthodox Church and also...

with the solar year over the long term. The term calendar is taken from kalendae, the term for the first day of the month in the Roman calendar, related...

after the document Universal Norms on the Liturgical Year and the Calendar, which states that "throughout the course of the year the Church unfolds the entire...

A leap year (also known as an intercalary year or bissextile year) is a calendar year that contains an additional day (or, in the case of a lunisolar calendar...

evidence of a 10,000-year-old calendar system in Warren Field, Aberdeenshire. This calendar is the next earliest, or "the first Scottish calendar". The Sumerian...

its establishment before the mid first century CE to the Gregorian Calendar. Part of the Church of the East, then led by the Patriarch Mar Shimun XXIII...

days at the end to fill out the balance of a solar year. It was designed in part to remove all religious and royalist influences from the calendar, and it...

The Church of England commemorates many of the same saints as those in the General Roman Calendar, mostly on the same days, but also commemorates various...

used the Julian calendar, which is still used by some jurisdictions of the Eastern Orthodox Church. The Eastern Orthodox Church's liturgical year actually...

invariant year length of 365 days. Because a solar year is about 365.25 days and not 365 days, the correspondence between the Armenian calendar and both the solar...

A lunisolar calendar is a calendar in many cultures, incorporating lunar calendars and solar calendars. The date of lunisolar calendars therefore indicates...

The Calendar (New Style) Act 1750 (24 Geo. 2. c. 23), also known as Chesterfield's Act or (in American usage) the British Calendar Act of 1751, is an...

given calendar. The Gregorian calendar, or modern calendar, presents its calendar year to be either a common year of 365 days or a leap year of 366 days...

In the Gregorian calendar, New Year's Day is the first day of the calendar year, 1 January. Most solar calendars (like the Gregorian and Julian) begin...

The ancient Egyptian calendar – a civil calendar – was a solar calendar with a 365-day year. The year consisted of three seasons of 120 days each, plus...

The Georgian calendar (Georgian: ქართული კალენდარი) is the ancient or modern calendar of Georgia. Though Georgia now uses the modern Gregorian calendar...

between the lunar months and the solar year, while also accounting for the month, date, and weekday of the Julian or Gregorian calendar. The complexity of the...

'Roman year since the creation of the universe', abbreviated as ε.Κ.), was the calendar used by the Eastern Orthodox Church from c. 691 to 1728 in the Ecumenical...

the calendars contained within the Book of Common Prayer and the Alternative Service Book (1980), it is particularly true since the Anglican Church adopted...

recent addition to the liturgical calendar, instituted in 1925 by Pope Pius XI for the Roman Rite of the Catholic Church. In 1970, its Roman Rite observance...