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black box

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Definition of black box in English:

noun

1A flight recorder in an aircraft.
Example sentences
  • The aircraft's black boxes could also hold the key to the accident.
  • Both black boxes from the hijacked aircraft have also been recovered.
  • The data recorder was one of the two black boxes aboard the flight.
1.1 informal A complex system or device whose internal workings are hidden or not readily understood.
Example sentences
  • Effectively a complex set of manual operations is automated, creating a black box for the end user with no wish to explore further.
  • Can't we just piece together all the black boxes knowing only their input/output specifications and achieve a working solution?
  • Even the best managers and most sophisticated thinkers start with the assumption that innovation is a mysterious black box.

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