Definitions for: Controller


[n] a mechanism that controls the operation of a machine; "the speed control on his turntable was not working properly"; "I turned the controls over to her"
[n] someone who maintains and audits business accounts
[n] a person who directs and restrains



Webster (1913) Definition: Con*trol"ler, n. [From control, v. t.: cf. F.
contr[^o]leur.]
1. One who, or that which, controls or restraines; one who
has power or authority to regulate or control; one who
governs.

The great controller of our fate Deigned to be man,
and lived in low estate. --Dryden.

2. An officer appointed to keep a counter register of
accounts, or to examine, rectify, or verify accounts.
[More commonly written controller.]

3. (Naut.) 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.


Con*trol"ler, n.
1. (Elec.) Any electric device for controlling a circuit or
system; specif.:
(a) An electromagnet, excited by the main current, for
throwing a regulator magnet into or out of circuit in
an automatic device for constant current regulation.
(b) A kind of multiple switch for gradually admitting the
current to, or shutting it off from, an electric
motor; as, a car controller for an electric railway
car.

2. (Mach.) A lever controlling the speed of an engine; --
applied esp. to the lever governing a throttle valve, as
of a steam or gasoline engine, esp. on an automobile.

Synonyms: accountant, comptroller, control, restrainer

See Also: auditor, bookkeeper, bourgeois, businessperson, certified public accountant, chartered accountant, cost accountant, CPA, cruise control, dial, disk controller, electric switch, electrical switch, governor, handwheel, human, individual, joystick, mechanism, mortal, overcomer, person, regulator, somebody, someone, soul, subduer, suppresser, suppressor, surmounter, switch, valve, withholder

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