1. devices used to operate or direct the functioning of a machine, system, or process
2. people who manage, direct, or have authority over something
3. financial officers responsible for accounting and financial reporting in an organization
Usage: business

Examples

• The game controllers were scattered across the living room floor.
• She picked up the TV controller to change the channel.
• The air traffic controllers guided the plane safely to the runway.
• The company's controllers reported strong quarterly earnings.
• These temperature controllers maintain the perfect climate in the greenhouse.
• The project controllers ensured all deadlines were met.
• Remote controllers make operating these devices much easier.