harvest moon

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harvest moon,

full moon occurring nearest to the autumnal equinoxequinox
, either of two points on the celestial sphere where the ecliptic and the celestial equator intersect. The vernal equinox, also known as "the first point of Aries," is the point at which the sun appears to cross the celestial equator from south to north.
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, about Sept. 23. During harvest moon the retardation (later rising each night) of the moon is at a minimum because of the relation of the moon's path to the horizon. On several nights in succession the moonrise is at nearly the same time, and there is full moonlight almost from sunset to sunrise if the sky is unclouded.

harvest Moon

The full Moon that occurs closest to the autumnal equinox. At this time the retardation is small (so that the Moon appears to rise at the same time on successive evenings) because of the low inclination of the plane of the Moon's orbit to the horizon.

harvest moon

[′här·vəst ¦mün]
A full moon that is seen nearest the autumnal equinox.

harvest moon

the full moon occurring nearest to the autumnal equinox
References in periodicals archive ?
But where Rune Factory branches away from the traditional Harvest Moon template is in the game's combat.
As soon as the Harvest Moon delays its rising until after the end of twilight, a clear and moonless September evening can offer what is arguably the greatest richness of deep-sky treasures of the year.
If you've never played a Harvest Moon game before, you should experience this.
No matter how many encores we croon of "Shine on, Harvest Moon," this year our satellite is going to pull the plug on any agricultural overtime.
But at this time of year in the Northern Hemisphere, the moon rises only about half an hour later each day for a couple days, which in less electrified times meant more light for farmers to bring in their crops-- hence the tradition that the full moon that falls closest to the autumnal equinox is dubbed the Harvest Moon.
6-litre engine and are painted in harvest moon beige or aquarius blue.
This month's second full Moon is also the Harvest Moon -- the full Moon and nearly full Moons nearest the time of the autumnal equinox, which falls on September 23rd this year.