anomalistic month

American

[uh-nom-uh-lis-tik muhnth, uh-nom-uh-lis-tik] / əˈnɒm əˈlɪs tɪk ˈmʌnθ, əˌnɒm əˈlɪs tɪk /

noun

Astronomy.

month5

anomalistic month British

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of anomalistic month

First recorded in 1760–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023