Overhead door components.JPG
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Overhead may be: * Overhead (business), the ongoing operating costs of running a business * Engineering overhead, ancillary design features required by a component of a device ** Overhead (computing), ancillary computation required by an algorithm or program ** Protocol overhead, additional bandwidth used by a communications protocol ** Line code or encoding overhead, additional bandwidth required for physical line transmission * Overhead information, for telecommunication systems * File system overhead, storage or other consideration required by a
file system In computing, file system or filesystem (often abbreviated to fs) is a method and data structure that the operating system uses to control how data is stored and retrieved. Without a file system, data placed in a storage medium would be one larg ...
that is not directly related to data. * Any physical object situated, or action occurring above: ** Overhead line, for power transmission **
Overhead cable An overhead cable is a cable for the transmission of information, laid on utility poles. Overhead telephone and cable TV lines are common in North America. These poles sometimes carry overhead power lines for the supply of electric power. Power ...
, for signal transmission ** Overhead projector, a display system * Overhead cam, a mechanical device * Overhead join, in air traffic control


See also

* Overkill (disambiguation) {{disambiguation