anomalistic month


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Related to anomalistic month: Months, sidereal month

anomalistic month

n
(Horology) the interval between two successive passages of the moon through perigee; 27.55455 days
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Noun1.anomalistic month - period between successive perigees; approximately 27.5546 days
month - a time unit of approximately 30 days; "he was given a month to pay the bill"
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However, only 27.555 solar days (anomalistic month) elapse from the time that the Moon is closest to the Earth, to the next such occasion during the Moon's elliptical orbit around Earth.
Nevertheless, Meeus is careful to explain terms as they are first introduced, such as the synodic period of the Moon (time between successive new Moons), anomalistic month (time between successive perigees), and draconian month (time between passages through a node).