Noun
(historical) A year in the old Julian calendar that has either 365 or 366 days.
(astronomy) A unit of measurement of time defined as exactly 365.25 days of 86400 SI seconds each.
Source: en.wiktionary.orgAs there exists an essentially complete list of the consuls, a Julian year can be found to correspond to the pre-Julian year. Source: Internet
On average, the astronomical solstices and the equinoxes advance by about 11 minutes per year against the Julian year. Source: Internet
Astronomical years Julian year main The Julian year, as used in astronomy and other sciences, is a time unit defined as exactly 365.25 days. Source: Internet
In astronomy, the Julian year is a unit of time ; it is defined as 365.25 days of exactly main seconds ( SI base unit ), totalling exactly main seconds in the Julian astronomical year. Source: Internet
It is currently less than the sidereal year and its duration is very close to the mean Julian year of 365.25 days. Source: Internet
The length of nineteen years in the cycle of Meton was 6,940 days, six hours longer than the mean Julian year. Source: Internet