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 Dictionary entry overview: What does controller mean? 

  The noun CONTROLLER has 3 senses:

1. someone who maintains and audits business accounts
2. a person who directs and restrains
3. a mechanism that controls the operation of a machine

  Familiarity information: CONTROLLER used as a noun is uncommon.

 Dictionary entry details 


Sense 1controller [BACK TO TOP]


Someone who maintains and audits business accounts

Classified under:

Nouns denoting people


accountant; comptroller; controller

Hypernyms ("controller" is a kind of...):

bourgeois; businessperson (a capitalist who engages in industrial commercial enterprise)

Hyponyms (each of the following is a kind of "controller"):

cost accountant (a specialist in the systematic recording and analysis of the costs incident to production)

chartered accountant (a British accountant who is a member of a professional body that has a royal charter)

certified public accountant; CPA (an accountant who has passed certain examinations and met all other statutory and licensing requirements of a United States state to be certified by that state)

bookkeeper (someone who records the transactions of a business)

bean counter (an accountant or bureaucrat who is believed to place undue emphasis on the control of expenditures)

auditor (a qualified accountant who inspects the accounting records and practices of a business or other organization)

Sense 2controller [BACK TO TOP]


A person who directs and restrains

Classified under:

Nouns denoting people


controller; restrainer

Hypernyms ("controller" is a kind of...):

individual; mortal; person; somebody; someone; soul (a human being)

Hyponyms (each of the following is a kind of "controller"):

nazi (an offensive term for a person who is fanatically dedicated to, or seeks to control, some activity, practice, etc.)

overcomer; subduer; surmounter (someone who overcomes and establishes ascendancy and control by force or persuasion)

suppresser; suppressor (someone who suppresses)

withholder (a person who restrains or checks or holds back)

Sense 3controller [BACK TO TOP]


A mechanism that controls the operation of a machine

Classified under:

Nouns denoting man-made objects


controller; control

Context examples:

the speed controller on his turntable was not working properly / I turned the controls over to her

Hypernyms ("controller" is a kind of...):

mechanism (device consisting of a piece of machinery; has moving parts that perform some function)

Hyponyms (each of the following is a kind of "controller"):

cruise control (control mechanism for keeping an automobile at a set speed)

valve (control consisting of a mechanical device for controlling the flow of a fluid)

electric switch; electrical switch; switch (control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit)

regulator (any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.)

joystick (a manual control consisting of a vertical handle that can move freely in two directions; used as an input device to computers or to devices controlled by computers)

handwheel (control consisting of a wheel whose rim serves as the handle by which a part is operated)

governor; regulator (a control that maintains a steady speed in a machine (as by controlling the supply of fuel))

disk controller ((computer science) a circuit or chip that translates commands into a form that can control a hard disk drive)

dial (the control on a radio or television set that is used for tuning)

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