Function: noun
Date: 1868
: the mean time of the moon's revolution in its orbit with reference to a star's position : 27 days, 7 hours, 43 minutes, 11.5 seconds of mean time
Function: noun
Date: 1868
: the mean time of the moon's revolution in its orbit with reference to a star's position : 27 days, 7 hours, 43 minutes, 11.5 seconds of mean time
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012