noun
: the time in which the earth completes one revolution in its orbit around the sun measured with respect to the fixed stars : 365 days, 6 hours, 9 minutes, and 9.54 seconds of solar time
noun
: the time in which the earth completes one revolution in its orbit around the sun measured with respect to the fixed stars : 365 days, 6 hours, 9 minutes, and 9.54 seconds of solar time
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012