The Roman calendar was the calendar used by the Roman Kingdom and Roman Republic. Although the term is primarily used for Rome's pre-Julian calendars, it...

General Roman Calendar is the liturgical calendar that indicates the dates of celebrations of saints and mysteries of the Lord (Jesus Christ) in the Roman Rite...

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 to the verb calare...

Berbers). The Julian calendar was proposed in 46 BC by (and takes its name from) Julius Caesar, as a reform of the earlier Roman calendar, which was largely...

The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull Inter gravissimas...

Coligny calendar. Nevertheless, the Roman calendar contained very ancient remnants of a pre-Etruscan 10-month solar year. The Roman calendar was reformed...

A calendar era is the period of time elapsed since one epoch of a calendar and, if it exists, before the next one. For example, it is the year 2024 as...

are still the basis of many calendars today and are used to divide the year. Calendars that developed from the Roman calendar system, such as the internationally...

"nine") or mensis November was originally the ninth of ten months on the Roman calendar, following October (octo, "eight") and preceding December (decem, "ten")...

March (see General Roman Calendar). Both days can thus be said to be their feast day, in different traditions. The General Roman Calendar, which list those...

lists the feast days of the General Roman Calendar as they were at the end of 1954. It is essentially the same calendar established by Pope Pius X (1903–1914)...

National calendars of the Roman Rite of the Catholic Church are lists of saints' feast days and other liturgical celebrations, organized by calendar date...

calendar Pax Calendar Pentecontad calendar Pisan calendar Positivist calendar Revised Julian calendar Roman calendar [citation needed] Runic calendar...

Antiquity, the Hellenic calendars inspired the Roman calendar, including the solar Julian calendar introduced in 45 BC. Many modern calendar proposals, including...

General Roman Calendar was promulgated on 1 January 1970 by Paul VI's Mysterii Paschalis. It is the current version of the General Roman Calendar. While...

by edict, Julius Caesar reformed the historic Roman calendar to make it a consistent solar calendar (rather than one which was neither strictly lunar...

This article lists the feast days of the General Roman Calendar as approved on 25 July 1960 by Pope John XXIII's motu proprio Rubricarum instructum and...

Calendar reform or calendrical reform is any significant revision of a calendar system. The term sometimes is used instead for a proposal to switch to...

The French Republican calendar (French: calendrier républicain français), also commonly called the French Revolutionary calendar (calendrier révolutionnaire...

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

tenth month of the Roman calendar, following November (novem, "nine") and preceding Ianuarius. It had 29 days. When the calendar was reformed to create...

The Byzantine calendar, also called the Roman calendar, the Creation Era of Constantinople or the Era of the World (Ancient Greek: Ἔτη Γενέσεως Κόσμου...

Latin novem meaning "nine") when January and February were added to the Roman calendar. November is a month of late spring in the Southern Hemisphere and late...

In the liturgical calendar of the Roman Rite, a solemnity is a feast day of the highest rank celebrating a mystery of faith such as the Trinity, an event...

liturgical calendar in that form of the Roman Rite (see General Roman Calendar) of 1960 differs in some respects from that of the present form of the Roman Rite...

Germanic word probably had a wider meaning prior to the adoption of the Roman calendar, perhaps "succession series", as suggested by Gothic wikō translating...

Egyptian calendar consisted of twelve months, each divided into three weeks of ten days, with five intercalary days. The original Roman calendar consisted...

Various ancient Greek calendars began in most states of ancient Greece between autumn and winter except for the Attic calendar, which began in summer....

The Tridentine calendar is the calendar of saints to be honoured in the course of the liturgical year in the official liturgy of the Roman Rite as reformed...

oldest Roman calendar. It had 31 days. October followed September (from septem, "seven") and preceded November (novem, "nine"). After the calendar reform...