Penumbra (disambiguation)
From Wikipedia, the free encyclopedia
The penumbra is the part of a shadow where the light source is only partially blocked.
Penumbra may also refer to:
- Penumbra (medicine), surviving tissue at the margin of an ischemic event (such as a stroke) which is in danger of hypoxia and subsequent cell death.
- Penumbra (band), a French Gothic Metal band
- Penumbra (DS9 episode), an episode of Star Trek: Deep Space Nine
- Penumbra (Sun), the ring-shaped semi-bright region of a sunspot that surrounds the darker umbra
- Penumbra (World of Darkness), a region in the World of Darkness line of role-playing games
- Penumbra: Overture, an adventure/horror computer game
- Penumbra: Black Plague, the sequel to Penumbra: Overture
- Penumbra (Supreme Court), additional right to privacy not explicitly written into the U.S. Constitution. Supported by Griswold v. Connecticut
- Penumbra Theatre Company, an African American theatre in Saint Paul, Minnesota
- Penumbra (medical device), a medical device which vacuums clots from arteries
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