Wordfinder

Lunation definition

lo͝o-nāshən
The time that elapses between successive new moons, averaging 29 days, 12 hours, 44 minutes; a lunar month.
noun
0
0
noun
0
0
A month of approximately 29.53 days, measured from a lunar phase until the return of that same phase. On average, the number of days between Full Moons is about 29.5306 days. The actual number of days may differ from the average number by more than a half day. From one Full Moon to the next, the number of days in one lunation can vary between 29.272 and 29.833 days.
noun
0
0
The irregular period from one new moon until the next.
noun
0
0
Advertisement

Other Word Forms

Noun

Singular:
lunation
Plural:
lunations

Origin of lunation

  • Middle English lunacioun from Medieval Latin lūnātiō lūnātiōn- from Latin lūna lunar

    From American Heritage Dictionary of the English Language, 5th Edition

  • from lunar

    From Wiktionary

Lunation Sentence Examples

  • The solar day, the solar year, and the lunar month, or lunation, may therefore be called the natural divisions of time.

  • It must happen sometimes that in the course of a lunation the sun enters into no new sign; in this case the month is intercalary, and is called by the same name as the preceding month.

  • But the fourteenth of this moon falls at the latest on the 18th of April, or 29 days after the 20th of March; for by reason of the double epact that occurs at the 4th and 5th of April, this lunation has only 29 days.

More sentences

Related articles

Also Mentioned In

Words near lunation in the Dictionary