: one that compresses: such as
a
: a muscle that compresses a part
b
: a machine that compresses gases

Examples of compressor in a Sentence

Recent Examples on the Web
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An air compressor, a small air tank, and a pneumatic piston are added in order to control the CVT's output compression. New Atlas, 17 Aug. 2026 Their compressors fire up when in the stations, cycling as the doors open and close. Christopher Bonanos, Curbed, 13 Aug. 2026 To achieve this, an AC unit may reduce the compressor capacity and fan speed or shut one or both off intermittently. Sheila Kim, The Spruce, 11 Aug. 2026 The compressor is built in a multi-layer stack configuration. Mrigakshi Dixit, Interesting Engineering, 6 Aug. 2026 See All Example Sentences for compressor

Word History

First Known Use

1839, in the meaning defined above

Time Traveler
The first known use of compressor was in 1839

Browse Nearby Words

Cite this Entry

“Compressor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/compressor. Accessed 27 Aug. 2026.

Kids Definition

compressor

noun
: a person or machine that compresses
an air compressor

Medical Definition

compressor

noun
: one that compresses: as
a
: a muscle that compresses a part
b
: a machine that compresses gases

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