ash wednesday

English Thesaurus

1. the 7th Wednesday before Easter; the first day of Lent; the day following Mardi Gras (`Fat Tuesday'); a day of fasting and repentance (noun.time)

hypernym	:	christian holy day,
definition	:	a religious holiday for Christians (noun.time)

part meronym	:	lent, lententide,
definition	:	a period of 40 weekdays from Ash Wednesday to Holy Saturday (noun.time)