English noun: equinox | |||
1. | equinox (time) 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 | ||
Broader (hypernym) | cosmic time | ||
Narrower (hyponym) | autumnal equinox, fall equinox, March equinox, September equinox, spring equinox, vernal equinox | ||
2. | equinox (location) (astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic | ||
Synonyms | equinoctial point | ||
Broader (hypernym) | celestial point | ||
Narrower (hyponym) | autumnal equinox, vernal equinox | ||
Domain category | astronomy, uranology | ||