njuːˈmætɪk

Definitions

1. adjective

relating to or using compressed air or gas

“The pneumatic system of the factory controls the assembly line.”

2. noun

a device or system that uses compressed air or gas, especially for conveying or operating something

“The pneumatic drill was used to drill through the rock.”

3. noun

air contained in the lungs or air spaces of the body

“The doctor measured the patient’s pneumatic capacity.”