overhead


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Related to overhead: Overhead Door

overhead

Nautical the interior lining above one's head below decks in a vessel

overhead

[′ō·vər‚hed]
(chemical engineering)
Pertaining to fluid (gas or liquid) effluent from the top of a process vessel, such as a distillation column.
(computer science)
The time a computer system spends doing computations that do not contribute directly to the progress of any user tasks in the system, such as allocation of resources, responding to exceptional conditions, providing protection and reliability, and accounting.
(industrial engineering)

overhead

(1)
Resources (in computing usually processing time or storage space) consumed for purposes which are incidental to, but necessary to, the main one. Overheads are usually quantifiable "costs" of some kind.

Examples: The overheads in running a business include the cost of heating the building. Keeping a program running all the time eliminates the overhead of loading and initialising it for each transaction. Turning a subroutine into inline code eliminates the call and return time overhead for each execution but introduces space overheads.

overhead

(communications)
information, such as control, routing, and error checking characters, that is transmitted along with the user data. It also includes information such as network status or operational instructions, network routing information, and retransmissions of user data received in error.

overhead

(3)
Overhead transparencies or "slides" (usually 8-1/2" x 11") that are projected to an audience via an overhead (flatbed) projector.

overhead

(1) The amount of processing time used by system software such as the operating system, database manager or network protocols.

(2) In communications, the additional codes transmitted for control and error checking, which take time to process.
References in periodicals archive ?
9: Overhead lines WN in the activities of the Branch in Bedzin
First, difficulties encountered by early adopters of the technology led to overhead systems gaining an undeserved reputation for being unable to keep up with California's high crop evapotranspiration demands, losing unacceptably large amounts of water to evaporation, and being prone to getting stuck in muddy fields.
He said: "Metro services have resumed between Haymarket and Heworth following an earlier overhead line problem.
The biggest jump came last year, of course, when overhead for private and government services related to PPACA rose by 45 percent.
Techno Time Company will complete this overhead bridge within a year.
Prospect Genius is doing more than simply building and launching a Web site on Koops Overhead Doors' behalf.
Bloom, Garston Editor's note: You're right that the Overhead tracks did not go as far as Aintree, but the trains did - once a year for the Grand National - travelling on from Seaforth
In the Detail section, add another row to show the Variable Overhead Rate.
You are able to select from two companies: Company A says, "My prices are cheaper," and you end up spending $37,000 on supplies to do $600,000 in dentistry--a six point sixteen percent supply overhead percentage.
Overhead costs support a specific part or function of the company rather than the whole company.
The only benefit I can foresee is an overhead view of Gasworks Gardens.