Penumbra (band)
WordNet

noun


(1)   A fringe region of partial shadow around an umbra
WiktionaryText

Noun



  1. A partially shaded area around the edges of a shadow, especially an eclipse.
  2. A region around the edge of a sunspot, darker than the sun's surface but lighter than the middle of the sunspot.
  3. Something related to, connected to, and implied by, the existence of something else that is necessary for the second thing to be full and complete in its essential aspects.
  4. (in "ischaemic penumbra", after a stroke) A region of the brain that has lost only some of its blood supply, and retains structural integrity but has lost function.

Noun


pe.num.bra
  1. situation of low light
 
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