Quinquagesima
Pronunciation : Quin`qua*ges"i*ma
Part of Speech : a.
Etymology : [L., fr. quinquagesimus the fiftieth, akin to quinquaginta fifty, quinque five. See Five.]
Definition : Defn: Fiftieth. Quinquagesima Sunday, the Sunday which is the fiftieth day before Easter, both days being included in the reckoning; -- called also Shrove Sunday.
Source : Webster's Unabridged Dictionary, 1913