equinox
/ˈiːkwɪˌnɒks/ · noun
Meaning
- The intersection of the apparent path of the sun in the sky (the ecliptic) with the celestial equator.
- One of the two days on which this intersection occurs each year: (for the Northern hemisphere) March 20 or 21 in the spring and September 22 or 23 in the autumn.
Etymology / origin
No prose etymology has been added yet.
No ancestor words have been linked yet.
Related words
Descendant words
No descendant words have been linked yet.