Image:Gibbous-Crescent-half-ellipse-in-circle.svg|right|thumb|80px|Gibbous (red) and crescent (blue) shapes.
English
Etymology
From gibbous + moon
Noun
en-noun|sg=gibbous moon
- astronomy A lunar phase either side of the full moon when the moon's disc as seen from the Earth is larger than a semicircle.
Antonyms
crescent
Related terms
new moon
first quarter
last quarter
full moon
Category:Calendar terms
|