A mechanism that controls or regulates the operation of a machine, especially a peripheral device in a computer.
An iron block, usually bolted to a ship's deck, for controlling the running out of a chain cable. The links of the cable tend to drop into hollows in the block, and thus hold fast until disengaged.
The chief accounting officer which audits, and manages the financial affairs of a company or government; a comptroller.
One who controls something.
The person who supervises and handles communication with an agent in the field.
Any electric or mechanical device for controlling a circuit or system.
In software applications using the model-view-controller design pattern, the part or parts of the application that treat input and output, forming an interface between models and views.
A hardware device designed to allow the user to play video games.
The subject of a control verb. See Control (linguistics)
A Turing machine that halts regardless of its input.
A person, divinity, or authoritative text which decides.
An event or action which decides the outcome of a contested matter.