ALL meanings of vernal equinox
vernal equinox
V v - noun vernal equinox the time when the sun crosses the plane of the earth's equator, making night and day of approximately equal length all over the earth and occurring about March 21 (vernal equinox or spring equinox) and September 22 (autumnal equinox) 1
- noun vernal equinox either of the equinoctial points. 1
- noun vernal equinox point when sun is across equator 1
- noun vernal equinox the moment when the sun appears to cross the celestial equator, heading northward. 0
- noun vernal equinox the point where the ecliptic intersects the celestial equator at that time. 0
- noun vernal equinox the time at which the sun crosses the plane of the equator towards the relevant hemisphere, making day and night of equal length. It occurs about March 21 in the N hemisphere (Sept 23 in the S hemisphere) 0
- noun vernal equinox the point, lying in the constellation Pisces, at which the sun's ecliptic intersects the celestial equator 0
- noun vernal equinox the time at which this occurs as the sun travels south to north (March 21) 0