equinox
English Dictionary
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equinox Definition
(n)
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
(n) (
astronomy
)
either
of
the
two
celestial
points
at
which
the
celestial
equator
intersects
the
ecliptic
equinox Synonyms
equinoctial point
equinox
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