Sĕx'a-gĕs'i-mā, n.

n. [Lat. sexagesimus, sixtieth, from sexaginta, sixty; Fr. sexagésime, Pr., Sp., & Pg. sexagesima, It. sexagesima.] (Eccl.) The second Sunday before Lent, the next to Shrove-Tuesday, so called as being about the sixtieth day before Easter.