Equinox - definition, pronunciation, transcription

Amer.  |ˈiːkwɪnɑːks|  American pronunciation of the word equinox
Brit.  |ˈiːkwɪnɒks|  British pronunciation of the word equinox

noun

- either of two times of the year when the sun crosses the plane of the earth's equator and day and night are of equal length
- (astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic

Word forms

noun
singular: equinox
plural: equinoxes
See also:  WebsterWiktionaryLongman