Exact Match:
- vernal equinox
- (astronomy) the equinoctial point that lies in the constellation of Pisces
- March 21
Synonyms:
- aphelion,
- apogee,
- astronomical longitude,
- autumnal equinox,
- celestial equator,
- celestial longitude,
- celestial meridian,
- circle,
- colures,
- ecliptic,
- equator,
- equinoctial,
- equinoctial circle,
- equinoctial colure,
- equinox,
- galactic longitude,
- geocentric longitude,
- geodetic longitude,
- great circle,
- heliocentric longitude,
- longitude,
- meridian,
- orbit,
- perigee,
- perihelion,
- period,
- small circle,
- solstice,
- solstitial colure,
- summer solstice,
- trajectory,
- winter solstice,
- zodiac,
- zone