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controller

   Also found in: Dictionary/thesaurus, Legal, Financial, Acronyms, Wikipedia, Hutchinson 0.06 sec.

An electronic circuit board or system. In a computer, controllers contain the circuitry to run a peripheral device and are either contained on a plug-in expansion board or on the motherboard. In larger computers, a controller may be contained on one or more boards or in an external, stand-alone cabinet. See also video game controller.

(hardware)controller - Part of a computer, typically a separate circuit board, which allows the computer to use certain kinds of peripheral devices. A disk controller is used to connect hard disks and floppy disks, a network controller is used for Ethernet. Other controllers are: keyboard controller, interrupt controller and graphics controller.
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? Mentioned in ? References in classic literature
 
Every vehicle that passes he expects is going to run into him; and he never finds himself ascending or descending a hill without immediately beginning to speculate upon his chances, supposing--as seems extremely probable--that the weak-kneed controller of his destiny should let go.
Idle Thoughts of an Idle Fellow by Jerome, Jerome K. View in context
Do you know that I am called Florian Barbedienne, actual lieutenant to monsieur the provost, and, moreover, commissioner, inquisitor, controller, and examiner, with equal power in provostship, bailiwick, preservation, and inferior court of judicature?
Notre-Dame de Paris by Hugo, Victor View in context
The motorman, smashing helmets with his controller bar, was beaten into insensibility and dragged from his platform.
The Strength of the Strong by London, Jack View in context
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