Overhead

Overhead may be:

Look up overhead in Wiktionary, the free dictionary.

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 that is not directly related to data. For example, in tape data storage, the separator between one file and the next is overhead.
Any physical object situated, or action occurring above:
- Overhead line, for power transmission
- Overhead cable, for signal transmission
- Overhead projector, a display system
- Overhead storage, for example overhead storage bins, racks, shelves, cabinets or track systems in aircraft, trains or buildings
Overhead cam, a mechanical device
Overhead join, in air traffic control
Overhead press, an upper-body weight training exercise in
Overhead crane or bridge crane, a type of crane sliding on two parallel rails

See also