lunation

Syllables: lu·na·tion/luːˈneɪʃən/

lunation noun: a month of an average of approximately 29.53 days, measured from a lunar phase until the return of that same phase.

Noun

lunation (plural lunations)

A month of an average of approximately 29.53 days, measured from a lunar phase until the return of that same phase.
- And there is not the moon seen in all the lunation, save only the second quarter.1357, John Mandeville, The Travels of Sir John Mandeville, modernized spelling edition
- The seventh annual Lunar Calendar challenges the traditional structure of the calendar from a feminist perspective. The Lunar Calendar bases its months bases its months on lunations or 28 day lunar cycles, giving us thirteen in a calendar year.1982 December 25, J. Grainger, “Gay-by-Gay Calendars at a Glance”, in Gay Community News, volume 10, number 23, page 9
The irregular period from one new moon until the next.

திங்கள் மாதம்

ಚಾಂದ್ರಮಾಸ

a month measured from a lunar phase until the return of that same phase: tuần trăng

plural	lunations

Borrowed from Medieval Latin lūnātiō.

48 more rhymesFewer rhymes

What does lunation mean?: Lunation means a month of an average of approximately 29.53 days, measured from a lunar phase until the return of that same phase.
What is lunation in Tamil?: Lunation in Tamil is திங்கள் மாதம். See Lunation meaning in Tamil.
What part of speech is lunation?: Lunation is a noun.
How do you pronounce lunation?: Lunation is pronounced /luːˈneɪʃən/.
What is the plural of lunation?: The plural of lunation is lunations.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-lunation.wav.

Cite this entry: “lunation.” Word.ws, https://word.ws/lunation. Based on Wiktionary, CC BY-SA 4.0.