noun
( astronomy ) the time it takes for the moon to go around the earth and pass the same point on the earth's surface a second time (about 23 hours and 50 minutes)
noun
( astronomy ) the time it takes for the moon to go around the earth and pass the same point on the earth's surface a second time (about 23 hours and 50 minutes)
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005