
Gibbous
Astronomical Usage
 Use 'gibbous' to describe the moon or planets when discussing astronomy. It signals specific lunar phases. 
Astronomers say the gibbous moon signifies a phase that is ¾ complete.
 Poetic Imagery
 Writers use 'gibbous' to evoke vivid imagery or describe the moon in creative writing. 
The poet wrote about a silver gibbous moon hanging low in the night sky.
 Waxing and Waning
 'Gibbous' often combines with 'waning' or 'waxing' to show whether the moon is shrinking or growing. 
The waxing gibbous phase comes before a full moon.