precession of the equinoxes

1. 1.

   a slow westward shift of the equinoxes along the plane of the ecliptic caused by precession of the Earth's axis of rotation

   Broadernatural process

Questions about precession of the equinoxes

What does precession of the equinoxes mean?

precession of the equinoxes means "a slow westward shift of the equinoxes along the plane of the ecliptic caused by precession of the Earth's axis of rotation".

Is precession of the equinoxes a common word?

precession of the equinoxes is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.