LUNATION

Etymology

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

Anagrams

• Lutonian, Ultonian

Source: Wiktionary

Lu*na"tion, n. Etym: [Cf. Lunated.]

Definition: The period of a synodic revolution of the moon, or the time from one new moon to the next; varying in length, at different times, from about 29

Source: Webster’s Unabridged Dictionary 1913 Edition