1 release from compression.
2 a gradual reduction of air pressure on a person who has been subjected to high pressure (esp. underwater).
Phrases and idioms:
decompression chamber an enclosed space for subjecting a person to decompression. decompression sickness a condition caused by the sudden lowering of air pressure and formation of bubbles in the blood: also called caisson disease, the bends (see BEND 14).

Useful english dictionary. 2012.

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  • décompression — [ dekɔ̃presjɔ̃ ] n. f. • 1868; de dé et compression 1 ♦ Action de décomprimer; cessation ou diminution de la compression, de la pression d un gaz. ⇒ détente, dilatation , expansion. Robinet, soupape de décompression. ♢ Réduction progressive de la …   Encyclopédie Universelle

  • Decompression — has several meanings: Decompression (physics), the release of pressure and the opposition of physical compression Decompression sickness, a condition arising from the precipitation of dissolved gases into bubbles inside the body on… …   Wikipedia

  • Decompression — Décompression Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom …   Wikipédia en Français

  • decompression — n. 1. the process of experiencing {decompression}; the act or process of relieving or reducing pressure. Syn: decompressing. [WordNet 1.5 +PJC] 2. the reduction of atmospheric pressure experienced by divers rising from deep water to the surface,… …   The Collaborative International Dictionary of English

  • decompression — 1905, from DE (Cf. de ) + COMPRESSION (Cf. compression) …   Etymology dictionary

  • decompression — ► NOUN 1) reduction in air pressure. 2) the process of decompressing …   English terms dictionary

  • decompression — [dē′kəmpresh′ən] n. 1. a decompressing or being decompressed 2. a surgical operation to relieve excessive pressure, as in the cranium, a body cavity, etc …   English World dictionary

  • decompression — The reduction of atmospheric pressure. Particularly, various techniques for preventing decompression sickness (also called caisson disease) by gradual decompression. Decompression sickness is caused by the evolution of nitrogen bubbles in the… …   Aviation dictionary

  • Décompression — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Sur les autres projets Wikimedia : « Décompression », sur le Wiktionnaire (dictionnaire universel) Le mot décompression peut désigner  …   Wikipédia en Français

  • decompression — [[t]di͟ːkəmpre̱ʃ(ə)n[/t]] 1) N UNCOUNT Decompression is the reduction of the force on something that is caused by the weight of the air. Decompression blew out a window in the plane. 2) N UNCOUNT: usu N n Decompression is the process of bringing… …   English dictionary

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