A theoretical construct or device with known input and output characteristics but unknown method of operation.
A flight recorder; the brightly colored cockpit voice recorders and flight data recorders in an aircraft designed to aid in determining the cause of an accident.
A device used in phreaking that prevents the calling party from being billed for the call placed.
A type of theater characterized by a lack of decoration or complex mechanisms.
Any similar device on motor vehicles, such as rail event recorders and ship trip recorders.
To focus on the inputs and outputs without worrying about the internal complexity.
A plan (with more or less detail) for the structure and functions of an artifact, building or system.
A pattern, as an element of a work of art or architecture.
The art of designing
The shape or appearance given to an object, especially one that is intended to make it more attractive.
The composition of a work of art.
Malicious or malevolent intention.
A specification of an object or process, referring to requirements to be satisfied and thus conditions to be met for them to solve a problem.
Intention or plot.
To plan and carry out (a picture, work of art, construction etc.).
To manifest requirements to be satisfied by an object or process for them to solve a problem.