1. The branch of engineering and physics that deals with the use of pressurized gas to produce mechanical motion and control.
Usage: Usually treated as a mass noun (uncountable); often used in technical and industrial contexts
2. Systems, devices, or tools that operate using compressed air or other gases.
Usage: Can be used as a count noun when referring to multiple pneumatic devices or systems

Examples

• Pneumatics is widely used in manufacturing to power automated machinery.
• The factory installed new pneumatics to improve production efficiency.
• Pneumatic tools like nail guns and impact wrenches rely on compressed air.
• Engineers studied pneumatics to design better robotic systems.
• Pneumatics offers advantages over hydraulics in terms of safety and cleanliness.
• The dental drill uses pneumatics to operate at high speeds.