Adapter
1.
In general refers to any additional circuitry built onto the computer or that
comes in the form of an add-on that gives the computer additional functionality
or compatibility. For example, a video adapter
gives the computer the capability to have video displayed on a computer
monitor. Although most video adapters come in the form of an
expansion card, they can also be
on-board. In the picture to the right, is a
PS/2 to USB adapter and
another example of an adapter. In this example, the adapter allows a PS/2
mouse
to work with a USB port.
2. Adapter is also a name of a free video and audio converter for Apple and PC computers that convert from one file format into another.
Also see: AC adapter, Expansion card