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Pit
(redirected from fossa)

    Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.09 sec.

An indentation in an optical medium such as a CD-ROM or DVD. The laser beam is either absorbed in the pit or reflects off the non-indented areas, which are called "lands." Using various algorithms, the reflections are converted into 0 and 1 bits.

Pits and Lands
This microscopic view of a CD-ROM and DVD disc compares the track density and pits and lands, which account for 7.5 times as much data on the DVD. (Image courtesy of C-Cube Microsystems.)

Pit,
the Board of Trade’s cellar, where all bidding occurs. [Am. Lit.: The Pit. Magill I, 756–758]
See : Gambling
PIT - Language for IBM 650. (See IT).
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The tumor's posterior fossa component was entirely extradural.
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The former is a parasite of the laryngotracheal region of bovids and felines, and the latter is found in the nasal fossa of bovids.
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Brad Bailey joined an Earthwatch group tracking the endangered fossa cat in Madagascar, making a 30-minute film based on his experience.
Volunteering green on vacation: in our first in a series exploring ... by Shengold, Nina / The Advocate (The national gay & lesbian newsmagazine)
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