lunation

== English == === Etymology === Borrowed from Medieval Latin lūnātiō. === Pronunciation === IPA(key): /luːˈneɪʃən/ Rhymes: -eɪʃən Hyphenation: lu‧na‧tion === 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. The irregular period from one new moon until the next. ==== Synonyms ==== synodic month lunar month ==== Derived terms ==== ==== Translations ==== === Anagrams === Lutonian, Ultonian