SIDEREAL MONTH


Meaning of SIDEREAL MONTH in English

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. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.