Определение gibbous moon в Английский Язык Английский Язык словарь
A lunar phase either side of the full moon when the moon's disc as seen from the Earth is larger than a semicircle
The phase of the Moon when it is getting larger after the first quarter moon phase (waxing gibbous) or smaller after the full moon but before the last quarter moon (waning gibbous)
The phase of the Moon during which more than half, but less than all, the visible hemisphere of the Moon is illuminated by sunlight