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Related Terms:
equinoctial colure
equinoxes
mesonoxian
day
spring
each
ecliptic
nutation
occur
sun
milankovitch cycle
autumn
sky
interequinoctial
apparent
path
solstice
equilux
september
fall
march
celestial equator
great year
year
harvest moon
intersection
qingming
colure
tropical year
equinoctially
equinoctial
equinoctes
Definitions:
Noun
equinox
Definition: 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
equinoctial point
equinox
Definition: (astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic
Definition: The intersection of the apparent path of the sun in the sky (the ecliptic) with the celestial equator.