Assertion: penumbra | /r/HasProperty | umbra shadow
Facets:
Source sentences:
text: The penumbra (Latin: paenes "almost, nearly" + umbra "shadow") the region in which only a portion of the occulting body is obscuring the light source.
text: The penumbra (Latin: paenes "almost, nearly" + umbra "shadow") the region in which only a portion of the occulting body is obscuring the light source.
text: The penumbra (Latin: paenes "almost, nearly" + umbra "shadow") the region in which only a portion of the occulting body is obscuring the light source.
text: The penumbra (Latin: paenes "almost, nearly" + umbra "shadow") the region in which only a portion of the occulting body is obscuring the light source.