compressor

/K AH0 M P R EH1 S ER0/
noun
  1. 1

    A device that produces pressure, such as a gas compressor that produces pressurized gas.

  2. 2

    A device that squeezes (compresses).

  3. 3

    (audio) A device that reduces the dynamic range of an audio signal.

  4. 4

    A muscle that compresses certain parts.

  5. 5

    A program or algorithm for compressing data.

Source: https://en.wiktionary.org/wiki/compressor