Meaning & Definition of word "Controller"

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    Controller

    /kənˈtroʊlər/

    noun:

    • 1. A person or device that directs or regulates the operation of a machine, system, or organization.
      • Example: The controller of the air traffic system ensures that all flights are safely guided.
    • 2. In a business context, a controller is a person responsible for overseeing the accounting and financial reporting.
      • Example: The company's controller was praised for improving the financial reporting processes.
    • 3. A device used to operate or regulate a mechanism, especially in computing or gaming.
      • Example: She used a game controller to enhance her gaming experience.
    • 4. In programming, a controller is a component that manages the flow of data between the model and the view.
      • Example: The MVC architecture relies on a controller to handle user input and update the model.

    Etymology

    From the Latin 'contrarotulus', meaning 'to check against a roll'.

    Common Phrases and Expressions

    controller of change:

    A person or thing that drives or facilitates transformation.

    remote controller:

    A device used to operate electronic equipment from a distance.

    traffic controller:

    A person who directs the flow of traffic on roads or airways.

    Related Words

    controller area network:

    A network architecture for connecting multiple controllers in automation.

    game controller:

    A handheld device used to control video games.

    volume controller:

    A device or software that adjusts the sound level.

    Slang Meanings of controller

    Meaning: Gamepad

    Example Sentence: I need a new gamepad/controller to play the latest game.

    Meaning: Boss

    Example Sentence: He thinks he's the controller of the whole project.