Julian calendarJulian calendar
the calendar introduced by Julius Caesar in 46 , in which the ordinary year had 365 days: the months were the same as in the Gregorian, or New Style, calendar now used
The solar calendar introduced by Julius Caesar in Rome in 46 BC, having a year of 12 months and 365 days and a leap year of 366 days every fourth year. It was eventually replaced by the Gregorian calendar. See Table at calendar.
Named after Julius Caesar who introduced the calendar in 46 B.C.