Word Study
septuagesima
CIDE DICTIONARY
septuagesima, n. [NL., fr. L. septuagesimus the seventieth, fr. septuaginta seventy.].
The third Sunday before Lent; -- so called because it is about seventy days before Easter. [1913 Webster]
OXFORD DICTIONARY
septuagesima, n. (in full Septuagesima Sunday) the Sunday before Sexagesima.
Etymology
ME f. L, = seventieth (day), formed as SEPTUAGINT, perh. after QUINQUAGESIMA or with ref. to the period of 70 days from Septuagesima to the Saturday after Easter
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