lu·​na·​tion lü-ˈnā-shən How to pronounce lunation (audio)
: the period of time averaging 29 days, 12 hours, 44 minutes, and 2.8 seconds elapsing between two successive new moons

Examples of lunation in a Sentence

Recent Examples on the Web Romance aside, Thomas says this lunation could also place an emphasis on financial matters too. Skyler Caruso, Peoplemag, 5 Apr. 2024 There are many reasons why March's lunation is called the Worm Moon. Skyler Caruso, Peoplemag, 16 Mar. 2024 This major lunation is going to bring undeniable shifts and changes for all zodiac signs, but especially for Libra, Gemini, Aquarius, Cancer, Aries, and Capricorn placements. Meghan Rose, Glamour, 1 Mar. 2024 Nicknamed the Snow Moon, this month's lunation reaches its peak at 7:30 a.m. ET on Feb. 24 — exactly 10 days after Valentine's Day this year. Skyler Caruso, Peoplemag, 14 Feb. 2024 Signifying the 10th sign of the zodiac, February's lunation will be a new moon in Aquarius, meaning this air sign's vibes will be electrifying the cosmos. Skyler Caruso, Peoplemag, 2 Feb. 2024 The lunation in 2022, aspected Jupiter, in Aries then, heightening our sensitivities and emotions. Lisa Stardust,, 21 Dec. 2023 The upcoming lunation rises a few weeks after its corresponding new moon, which peaked on Dec. 12. Skyler Caruso, Peoplemag, 15 Dec. 2023 This is a lunation that encourages us to feel comfortable with our ever-changing emotional experience. Meghan Rose, Glamour, 1 Dec. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lunation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Middle English lunacioun, from Anglo-French lunaison, from Medieval Latin lunation-, lunatio, from Latin luna

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of lunation was in the 14th century

Dictionary Entries Near lunation

Cite this Entry

“Lunation.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2024.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!