controller
/kənˈtroʊlər/
noun
- A device used to operate or direct a machine, system, or game.
- He picked up the game controller and started playing.
- The drone's controller has a range of one mile.
- The thermostat is a simple controller for the heating system.
- A person who manages or directs an organization, department, or activity.
- The project controller ensured everything stayed on schedule.
- The air traffic controller guided the plane to a safe landing.
- She works as a financial controller for a large company.