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单词 bissextus
释义 bissextus
 /buy seks"teuhs, bi-/,  n.  
 February 29th: the extra day added to the Julian calendar every fourth year (except those evenly divisible by 400) to compensate for the approximately six hours a year by which the common year of 365 days falls short of the solar year.
 [ < LL bissextus (dies) intercalary (day); see BIS1, SEXT; so called because the 6th day before the Calends of March (Feb. 24th) appeared twice every leap year]
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更新时间:2024/9/22 1:32:32