Compression may refer to:

In physical science
  • Compression (physical), the result of the subjection of a material to compressive stress
  • Compression member, a class of structural elements, of which a column is the most common specific example
  • Compressibility, a measure of volume change resulting from pressure
  • Gas compression, raising the pressure and reducing the volume of gases
  • Compression ratio, a figure of merit of an internal-combustion engine
  • Compression (geology), a system of forces that tend to decrease the volume of rocks
In information science
In engineering
  • Gain compression, in electronic amplifiers, a reduction in differential or slope gain resulting from device non-linearity
In medicine
  • Brain compression, a potentially fatal condition where pressure is exerted on the brain by internal bleeding
  • Compression bandage, a bandage that uses compression to reduce the flow of blood
In mathematics
  • Compression (phonetics), running syllables together in informal speech
  • Compression (zoology) 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

See also

  • Compaction (disambiguation)
  • compress
  • Compression shorts
  • Compressor (disambiguation)
  • Decompression (disambiguation)
  • Expansion (disambiguation)

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Look at other dictionaries:

  • compression — [ kɔ̃presjɔ̃ ] n. f. • 1361; lat. compressio, de comprimere 1 ♦ Action de comprimer. ⇒ pression. Compression de l air. La compression augmente la densité. Spécialt Phase précédant l explosion dans le cycle d un moteur à explosion. Taux de… …   Encyclopédie Universelle

  • Compression — Com*pres sion, n. [L. compressio: cf. F. compression.] 1. The act of compressing, or state of being compressed. Compression of thought. Johnson. [1913 Webster] 2. (Computers) reduction of the space required for storage (of binary data) by an… …   The Collaborative International Dictionary of English

  • compression — COMPRESSION. s. fém. Action de comprimer, ou l effet qui est produit dans ce qui est comprimé. La compression de l air …   Dictionnaire de l'Académie Française 1798

  • compression — c.1400, from M.Fr. compression (14c.), from L. compressionem (nom. compressio) a pressing together, noun of action from compress , pp. stem of comprimere (see COMPRESS (Cf. compress)). Related: Compressional wave (1887) …   Etymology dictionary

  • compression — Compression. s. f. v. L effet qui est produit dans ce qui est comprimé. La compression de l air …   Dictionnaire de l'Académie française

  • Compression — (v. lat.), Druck, Zusammendrückung; daher Compressionsfontaine, s. u. Springbrunnen; Compressionsgefäß der Feuerspritze, s. u. Feuerspritze; Compressionsinstrument, so v. w. Compressorium; Compressionskraft, so v. w. Druckkraft;… …   Pierer's Universal-Lexikon

  • compression — index abridgment (condensation), abstract, blockade (limitation), capsule, centralization, curtailment …   Law dictionary

  • Compression —   [engl.], Komprimierung …   Universal-Lexikon

  • compression — ► NOUN 1) the action of compressing or being compressed. 2) the reduction in volume (causing an increase in pressure) of the fuel mixture in an internal combustion engine before ignition. DERIVATIVES compressional adjective …   English terms dictionary

  • compression — [kəm presh′ən] n. [ME < OFr < L compressio] 1. a compressing or being compressed 2. Mech. the compressing of the air fuel mixture in an internal combustion engine just before ignition …   English World dictionary

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