compressed air

noun

air compressed, especially by mechanical means, to a pressure higher than the surrounding atmospheric pressure.

compressed air

air at a higher pressure than atmospheric pressure: used esp as a source of power for machines

First recorded in 1660–70

Hot compressed air “bled” from the engines goes through these packs to cool it before it flows on into the cabin.

A white burst of compressed air shoots out and knocks him down.

Whether the drills are worked by compressed air, or by hand in the old-fashioned way, the effect is the same.

I got a can of compressed air and blew out the dust that the fan had sucked in and looked things over.

Torpedoes are discharged from what are called “torpedo tubes” by means of compressed air.

If you use compressed air, be sure the pressure is not high as it may damage wiring inside the motor.

A stuffing box is also used on a pump piston sometimes, or a compressed air piston.

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