lunation

[ loo-ney-shuhn ]

noun

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

lunation

/ luːˈneɪʃən /

noun

1. See month, synodic month
   another name for synodic month See month

Word History and Origins

Origin of lunation¹

1350–1400; Middle English lunacyon < Medieval Latin lūnātiōn- (stem of lūnātiō ). See Luna, -ation

Example Sentences

In fact, the year and the lunation are to one another very nearly in the proportion of 235 to 19.

From Project Gutenberg

Now that lunation having commenced on the 3rd of December, and consisting of thirty days, will end on the 1st of January.

From Project Gutenberg

The calendar is constructed on the assumptions that the mean lunation is 29 days 12 hours 44 min.

From Project Gutenberg

So that in both these cases fever commenced in half a lunation after the contagion was received.

From Project Gutenberg

The fever and eruption in the distinct kind take up another quarter of a lunation, and the maturation another quarter.

From Project Gutenberg