WordUpWordup

Penumbra

usgb/pəˈnʌmbrə/Volume
Left Definition 1 of 3Right
LampPro Tip 1/3
Shadow ClarityPlay
Penumbra refers to a shadow's blurry part, not the darkest area. SlideThe garden was cast in a soft penumbra by the tall trees.
LampPro Tip 2/3
Light GradientsPlay
Penumbra indicates a gradual change from light to darker shadow. SlideThe penumbra created a gentle transition from sunlight to shade.
LampPro Tip 3/3
Eclipse UnderstandingPlay
During eclipses, 'penumbra' is often mentioned to describe partial shadowing. SlideObservers outside the umbra will experience the eclipse in the penumbra.