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lunar month

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Also known as moon month

units of time based on the Moon

Wikidata facts

Subclass of
synodic period
Duration
28
Show 4 more facts
described by source
The Nuttall Encyclopædia
conversion to SI unit
2419200
conversion to standard unit
28
different from
synodic month
Sources (1)

via Wikidata · CC0

~15 min read

Encyclopedic overview

In lunar calendars, a lunar month is the time between two successive syzygies of the same type: new moons or full moons. The precise definition varies, especially for the beginning of the month.

Animation of the Moon as it cycles through its phases, as seen from the Northern Hemisphere. The apparent wobbling of the Moon is known as libration.

Excerpted from Wikipedia’s “lunar month” article, available under the CC BY-SA 4.0 licence.