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.
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/

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.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006

harvest moon

[′här·vəst ¦mün]
A full moon that is seen nearest the autumnal equinox.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

harvest moon

the full moon occurring nearest to the autumnal equinox
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
'Light oh Hope' featured new 3D graphics, but adhered to the 'Harvest Moon' tradition of developing a farm and eventually starting a family with one of the characters the player will encounter throughout the game as either a man or a woman farmer.
The growers who partnered with Harvest Moon on the project funded the prototypes and testing, and now will be the first to use it.
We call the full moon closest to the fall equinox (which happened on September 22nd this year) the Harvest Moon. The October Harvest Moon isn't actually that rare, and happens anywhere between every 3 to 8 years.
Whereas the glow of the Harvest Moon helped farmers to gather crops as the daylight hours got shorter, the Hunter's Moon gave extra light to hunting parties looking for deer, boar or other animals destined for the dinner table.
During the eclipse the Harvest Moon - the full moon closest to the autumnal equinox - was darkened by the Earth's shadow.
The final lunar eclipse of the year coincided with the harvest moon - when the moon's face is fully illuminated when seen from Earth.
And yes, when you venture into town, you'll meet inhabitants, just like in Harvest Moon, and similarly try your hand at wooing some of them.
Some years the Harvest Moon falls in October instead of September.
In a conservative New Hampshire town, Chance Cesar is voted Miss Harvest Moon. Though the flamboyant Chance receives the title as a cruel joke by his co-workers, he uses the opportunity to "werk" the runway.
September Harvest moon rising over the Oakland Hills on a fogless night
We've seen the harvest moon yellow and bright pushing its glow through wispy clouds of night.
The weather and the harvest moon are speaking to us -- are you listening?