Definition of synodic month in English:

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synodic month

noun

Astronomy
Another term for lunar month.
Example sentences
  • One could quite quickly determine the length of the synodic month by counting the days between full moons.
  • If the Moon orbited the Earth in a perfect circle, the synodic month - using any starting point (new Moon to new Moon, full Moon to full Moon) - would never vary.
  • The two cycles are incompatible in that the synodic month has a period of about 29.5 days, giving a lunar year of just over 354 days, over 11 days shorter than the mean solar year of 365.2422 days.

For editors and proofreaders

Line breaks: syn|od¦ic month

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