Black Box

Black box (phreaking)

Black boxes were devices which, when attached to home phones, allowed all incoming calls to be received without charge to the caller.

Eucalyptus largiflorens

Eucalyptus largiflorens, or black box or river box, is a tree that is endemic to Australia. It has rough, fibrous or flaky bark, dull greenish-grey, lance-shaped leaves, oval to club-shaped green to yellow flower buds, white flowers and hemispherical, cup-shaped or barrel-shaped fruit.

Black box

In science, computing, and engineering, a black box is a system which can be viewed in terms of its inputs and outputs, without any knowledge of its internal workings. Its implementation is "opaque" (black). The term can be used to refer to many inner workings, such as those of a transistor, an engine, an algorithm, the human brain, or an institution or government.

Box

A box is a container with rigid sides used for the storage or transportation of its contents. Most boxes have flat, parallel, rectangular sides. Boxes can be very small or very large and can be used for a variety of purposes, from functional to decorative.

black box

Noun

1. 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.
2. Any similar device on motor vehicles, such as rail event recorders and ship trip recorders.

Verb

1. To focus on the inputs and outputs without worrying about the internal complexity.