تعريف draconic month في الإنجليزية الإنجليزية القاموس.
A period of time between two consecutive passages of the Moon through the same orbital node. The draconic month is shorter than sidereal month, due to precession of the Moon's orbit. It equals approximately 27 days 5 hours 5 minutes 35.8 seconds. It is also called draconitic month