bissextile
adjective
formaluk/bɪˈsek.staɪl/us/bɪˈsek.stəl//baɪˈsek.stəl/(of ayear) having anextradayon 29February:
闰年的Every fourthyearis a bissextileyearorleapyear.每四年是一个闰年。
See also
leap year
- Correctly aleapyearistermeda bissextileyear.
- Anyyeardivisibleby 4, exceptcentenaryyears, is bissextile.
- The Romans referred toFebruary23 as the 6thdaybefore thebeginningofMarch, and theextradayinsertedonFebruary24 was called the "second sixth"day, or " bissextileday" in a "bissextileyear" (leapyear).
Years & yearly
- academic year
- ad
- Anno Domini
- annual
- annually
- bicentenary
- calendar year
- CE
- centenary
- church year
- fiscal year
- interannual
- leap year
- liturgical year
- tercentenary
- the Gregorian calendar
- year
- year end
- year-around
- year-round