draconic month

English

Noun

draconic month (plural draconic months)

1. A period of time between two consecutive passages of the Moon through the same orbital node. The draconic month is shorter than the sidereal month, due to precession of the Moon's orbit. An average one lasts 27 days, 5 hours, 5 minutes, 35.8 seconds.

Synonyms

• draconitic month
• nodal month