Definitions

compression bandage

Compression

[kuhm-presh-uhn]

Compression may refer to:

In physical science:

  • Physical compression, the result of the subjection of a material to compressive stress (the opposite of tension)
    • Compression member, a class of structural elements, of which a column is the most common specific example
    • Compressibility, the reciprocal of the bulk modulus (typically for solids)
  • Gas compression, raising the pressure and reducing the volume of gases
    • Compression ratio, a number that predicts the performance of any internal-combustion engine
    • Compressibility, a measure of volume change resulting from pressure (typically for fluids)
  • Compression (geology), a system of forces that tend to decrease the volume of or shorten rocks

In information science:

In other sciences and technologies:

  • Compression, in zoology and paleontology, refers to when an animal, or part of an animal, is shorter or narrower compared with other animals in the same group; e.g. the body of a lizard may be compressed (flattened) so it can better fit into crevices under rocks
  • Compression (functional analysis), in mathematics
  • Compression bandage, designed to reduce the flow of blood

See also

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