- a person or thing that compresses
- a muscle that compresses a part
- a machine, esp. a pump, for compressing air, gas, etc.
See compressor in American Heritage Dictionary 4
One that compresses, especially:
a. Mechanics A pump or other machine that increases the pressure of a gas.
b. Medicine An instrument or device that compresses, such as a forceps or clamp.
c. Anatomy A muscle that causes compression of a body part.
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