menologium

thumb|300px|Detail of Menologium, showing saints and martyrs of December, January and February, painted by John Tokhabi, 11th century [[tetraptych, kept at the Saint Catherine's Monastery.]] A menologium (, pl. menologia), also known by other names, is any collection of information arranged according to the days of a month, usually a set of such collections for all the months of the year. In particular, it is used for ancient Roman farmers' almanacs (); for the untitled Old English poem on the Julian calendar that appears in a manuscript of the Anglo-Saxon Chronicle; for the liturgical books (also known as the menaia) used by the Eastern Orthodox Church and Eastern Catholic Churches following the Byzantine Rite that list the propers for fixed dates, typically in twelve volumes covering a month each and largely concerned with saints; for hagiographies (also known as synaxaria) and liturgical calendars written as part of this tradition; and for equivalents of these works among Roman Catholic religious orders for organized but private commemoration of their notable members.

==Name== thumb|right|250px|A reconstruction of the Roman calendar known as the Menologium is the Latin form of Greek menologion (, menológion), which is also used in English, particularly in the context of Eastern Orthodoxy. The plural of both the Latin and Greek forms of the name is . The Greek term derived from mḗn (, "month") + -o- () + lógos (, "writing, recording") + -ion (), together meaning a monthly record or account. Although properly referring to the thing recorded, menology is sometimes used as a synonym to mean the menologium itself. More rarely, menologe is as well, borrowed from French .