ˌseptəwəˈjesəmə, -pchəw-, -jāzəmə noun
( -s )
Etymology: Middle English septuagesime, septuagesima, from Middle French & Late Latin; Middle French septuagesime, from Late Latin septuagesima, from Latin, feminine of septuagesimus seventieth, from septuaginta seventy
1. obsolete : the period of 70 days extending from the third Sunday before Lent to the Saturday after Easter
2. or septuagesima sunday usually capitalized both Ss : the third Sunday before Lent or the ninth before Easter in the church year observed by various branches of the Christian church