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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 former is a parasite of the laryngotracheal region of bovids and felines, and the latter is found in the nasal fossa of bovids.
Brad Bailey joined an Earthwatch group tracking the endangered fossa cat in Madagascar, making a 30-minute film based on his experience.
 
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