lunation

[ loo-ney-shuh n ]
/ luˈneɪ ʃən /

noun

the period of time from one new moon to the next (about 29½ days); a lunar month.

QUIZZES

"EVERYDAY" VS. "EVERY DAY" QUIZ: IS IT ONE WORD OR TWO?

An everyday activity is one you do every day. (Thanks, English.) Practice using "everyday," one word, and "every day," two words, in this fun quiz with … everyday example sentences!
Question 1 of 16
“Everyday" is an adjective that describes things that happen habitually or items that are normal items or events.

Origin of lunation

1350–1400; Middle English lunacyon < Medieval Latin lūnātiōn- (stem of lūnātiō). See Luna, -ation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for lunation

British Dictionary definitions for lunation

lunation
/ (luːˈneɪʃən) /

noun

another name for synodic month See month (def. 6)
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