Gregorian year Meaning, Definition & Usage

Definitions
  1. the year as now reckoned according to the Gregorian calendar. Thus, every year, of the current reckoning, which is divisible by 4, except those divisible by 100 aud not by 400, has 366 days; all other years have 365 days. See Bissextile, and Note under Style, n., 7.

Webster 1913