1. Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator. 2. Either of the two times during a year when the sun crosses the celestial equator and when the length of day and night are approximately equal; the vernal equinox or the autumnal equinox.
(hide) If you are interested in a progress of a tournament you are playing, you can discuss it with your opponents at this tournament's discussion board. (HelenaTanein) (show all tips)