full moon

full moon

1. one of the four phases of the moon, occurring when the earth lies between the sun and the moon so that the moon is visible as a fully illuminated disc

2. the moon in this phase

3. the time at which this occurs

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

full Moon

See phases, lunar.

Collins Dictionary of Astronomy © Market House Books Ltd, 2006

full moon

[¦fu̇l ′mün]

(astronomy)

The moon at opposition, with a phase angle of 0°, when it appears as a round disk to an observer on the earth because the illuminated side is toward the observer.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

full moon

The moon at opposition, with a phase angle of 0°, when it appears as a round disc to an observer on the earth because the illuminated side is toward him. See age of the moon.

An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Full Moon

 

a phase of the moon in which the moon is near the point in the sky opposite the sun and in which its entire bright side is turned to the earth. In this phase, the moon appears as a bright disk.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.