black box

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black box

1. (Jargon) descriptive of a method of reasoning or studying a problem, in which the methods and procedures, as such, are not described, explained, or perhaps even understood: conclusions relate solely to the empiric relationships observed;
2. in some contexts, the term can mean a piece of apparatus or an experimental animal in which the pharmacologic or toxicologic pathway has not yet been worked out.

black box

Pathology
adjective Referring to the testing of a histopathology trainee’s diagnostic skills by using unknown glass slides, as in “a black box case”. 

noun A group of 4 to 8 glass slides of tissue that are given periodically to trainees to test their diagnostic skills.
 
Vox populi
An electronic device mounted in all modern aircraft, which records specific aircraft performance parameters and instructions sent to any electronic systems on board.
References in periodicals archive ?
Involving suppliers that have extensive black box responsibility in setting technical goals is crucial to "supercharging" team performance, while gray box suppliers have no significant impact.
The requested services are: auditing technical black box, gray box technical audit, technical audit white box, operational assistance, technical audit review security code, transfer security responsibility in software development, expertise in the field of computer security and regular monitoring of the level of security of web applications.
This leads to a screen where you'll click on a gray box labeled "Find and Compare Plans.
Now PlayStation generates more than a third of Sony's profits, and you can find that little gray box in one in five American households.
Bright traders have access to the latest in black box and gray box technologies, as well as basic manual trading skills.
For homes served by underground power lines: inspect the gray box that holds the meter, as well as the attached pipe that extends into the ground.