noun
: the correction of the epacts by -1 required in each century of the Gregorian calendar that begins with a common year instead of a leap year — compare lunar equation
noun
: the correction of the epacts by -1 required in each century of the Gregorian calendar that begins with a common year instead of a leap year — compare lunar equation
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012