lunation

noun

lu·​na·​tion lü-ˈnā-shən 

: 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

The wild and erratic lunation occurs on 17th September so prepare yourselves for one last hurrah that will shift our perspectives and rock our worlds. —Lisa Stardust, refinery29.com, 17 Sep. 2024

While it isn't recommended to manifest during an eclipse, Thomas says there are other ways to make the most of this lunation. —Skyler Caruso, Peoplemag, 15 Sep. 2024

Each eclipse season always graces us two lunations: a new moon for opening chapters and a full moon for closing chapters. —Katie Robinson, StyleCaster, 13 Sep. 2024

Whether personally or professionally, this lunation encourages you to focus on balance, communication and mutual support. —Valerie Mesa, Peoplemag, 2 Sep. 2024

Word History

Etymology

Middle English lunacioun, borrowed from Anglo-French & Latin; Anglo-French lunaison, lunaciun, borrowed from Medieval Latin lūnātiōn-, lūnātiō, from Latin lūna "moon" + -ātiōn-, -ātiō -ation — more at lunar

First Known Use

14th century, in the meaning defined above