Ash Wednesday (Western Christian Churches) Ash Wednesday is the beginning of Lent, the forty-day period (excluding Sundays) of prayer, repentence and self denial that precedes Easter.
Great Feast (Eastern Christian Churches) The first day of the Great Feast (or the Great Lent), the 40 day period prior to the beginning of Holy Week, ending with Lazarus Saturday, the day before Palm Sunday.
World Day of Prayer (Christianity) World Day of Prayer is a world-wide annual day of prayer hosted by women from Protestant, Orthodox and Roman Catholic traditions.
Christmas (Christianity) Christmas celebrates the anniversary of the birth of Jesus Christ. Christmas is given more importance in Western Christianity than in Eastern.