1. a person or thing that displaces another person or thing
2. a device or mechanism that moves or shifts something from its original position
Usage: technical

Examples

• The new technology became a displacer of traditional manufacturing methods.
• Automation is often seen as a displacer of human workers in factories.
• The piston acts as a displacer in the engine, moving back and forth.
• Social media has been a major displacer of print journalism.
• The displacer in the refrigeration system helps regulate temperature.
• Electric vehicles are emerging as displacers of gasoline-powered cars.