(n) :
the first full moon of autumn by a tropical year; the full moon nearest the autumn equinox, when the moon rises the latest and lowest in the sky and seems to appear the biggest, as seen from the Northern Hemisphere
(n) :
the first full moon of autumn by a tropical year; the full moon nearest the autumn equinox, when the moon rises the latest and lowest in the sky and seems to appear the biggest, as seen from the Northern Hemisphere