. The Christian liturgical year consists of two interacting cycles. Most feasts of the sanctoral cycle fall upon fixed dates, commemorating either the date of a saint’s death (dies natalis—the “birthday” into heaven) or the...

. “Calendar” has three distinct meanings. In the broadest sense, it refers to the astronomical calendar that provides the context for the other meanings; it is also applied to the annual cycle of ecclesiastical festivals; and it refers to...

For Dom Guéranger's series of books, see The Liturgical Year. The liturgical year, also known as the Christian year, consists of the cycle of liturgical seasons in Christian churches which determines when Feasts, Memorials, Commemorations, and...