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WordReference Random House Learner's Dictionary of American English © 2024com•pres•sor /kəmˈprɛsɚ/USA pronunciation n. [countable]- a person or thing that compresses, esp. a pump for increasing pressure of gases.
WordReference Random House Unabridged Dictionary of American English © 2024com•pres•sor (kəm pres′ər),USA pronunciation n. - a person or thing that compresses.
- Anatomya muscle that compresses some part of the body.
- Surgeryan instrument for compressing a part of the body.
- Hydraulics, Mechanical Engineeringa pump or other machine for reducing volume and increasing pressure of gases in order to condense the gases, drive pneumatically powered machinery, etc.
- Electronicsa transducer that produces an output with a range of voltages whose ratio is smaller than that of the range of the input signal. Cf. expander (def. 2).
Collins Concise English Dictionary © HarperCollins Publishers:: compressor /kəmˈprɛsə/ n - any reciprocating or rotating device that compresses a gas
- the part of a gas turbine that compresses the air before it enters the combustion chambers
- any muscle that causes compression of any part or structure
- an electronic device for reducing the variation in signal amplitude in a transmission system
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