anomalistic month

[ uh-nom-uh-lis-tik muhnth, uh-nom-uh-lis-tik ]

noun

, Astronomy.

1. month5

anomalistic month

noun

1. the interval between two successive passages of the moon through perigee; 27.55455 days

Word History and Origins

Origin of anomalistic month¹

First recorded in 1760–70

Example Sentences

The "anomalistic month" is the time occupied by the moon in travelling from its perigee, that is its point of nearest approach to the earth, round to its perigee again.

From Project Gutenberg