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Top definition
Autumnal Equinox
The first day of fall, they day when the Sun is
90 degrees
above the horizon at the
Equator
at
solar
noon
Look straight up - not
March
- see
Sun
-
AUTUMNAL EQUINOX
!
by
plahhhhhhhhhhhhhhhhhhh
November 23, 2011
Get a
Autumnal Equinox
mug for your mate Julia.
2
Autumnal Equinox
The moment at which the Sun passes over the
equator
, occurring around
September 21st
or
22nd
, marking the beginning of Autumn or Fall.
The only times that the amount of
daylight
and night are
equal
is during either the
Vernal
or Autumnal Equinox.
by
Wil Mundy
January 27, 2008
Get the
Autumnal Equinox
neck gaiter and mug.