pressure


pressure
[1] The force due to the weight of a substance exerted over the area the substance occupies. In metric measure, it is the force acting on each square metre. To calculate pressure, divide the force (in newtons) by the area (in square metres). It is measured in newtons per square metre (N/m²). In Imperial (U.S.) measure, it is measured in pounds per square inch (lb/in.²) (psi).
[2] Energy impact on a unit area; force or thrust on a surface.
[3] Force per unit area. As used in air conditioning systems, it refers to the refrigerant pressure, which is expressed in pounds per square inch (psi)
See
extreme pressure lubricant
mean effective pressure

Dictionary of automotive terms. 2015.

Synonyms:

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  • Pressure — Pres sure (?; 138), n. [OF., fr. L. pressura, fr. premere. See 4th {Press}.] 1. The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand. [1913 Webster] 2. A contrasting force or… …   The Collaborative International Dictionary of English

  • pressure — UK US /ˈpreʃər/ noun [C or U] ► a situation in which someone tries to make someone else do something by arguing, persuading, etc.: »public/political pressure »The guidelines were imposed under pressure from Congress. ► a difficult situation, or… …   Financial and business terms

  • Pressure — Saltar a navegación, búsqueda «Pressure» Sencillo de Paramore del álbum All We Know Is Falling Publicación 26 de julio de 2005 17 de abril de 2006 (Reino Unido) Formato Promo CD, Descarga di …   Wikipedia Español

  • Pressure On — «Pressure On» Сингл Роджер Тэйлор из альбома Electric Fire Сторона «А» Pressure On Сторона «Б» People On Streets (Mashed Mix) Tonight (Dub Sangria Mix) (на 7 винилах и CD синглах) Dear Mr. Murdoch Keep A Knockin (The Independent Man Utd.… …   Википедия

  • pressure — [presh′ər] n. [OFr < L pressura, a pressing (LL(Ec), oppression, affliction) < pressus, pp. of premere, to PRESS1] 1. a pressing or being pressed; compression; squeezing 2. a condition of distress; oppression; affliction 3. a sense… …   English World dictionary

  • pressure — [n1] physical force, weight burden, compressing, compression, crushing, encumbrance, heaviness, load, mass, shear, squeeze, squeezing, strain, strength, stress, tension, thrust; concepts 641,734 pressure [n2] demand, difficulty adversity,… …   New thesaurus

  • pressure — is a similar idea to stress, the force intensity at a point, except that pressure means something acting on the surface of an object rather than within the material of the object. When discussing the pressure within a fluid, the meaning is… …   Mechanics glossary

  • pressure — I noun anxiety, anxiousness, brunt, brute force, burden, coercion, compulsion, constraining force, constraint, controlling power, crisis, drive, duress, encumbrance, exertion, exhortation, exigency, force, hardship, heaviness, hindrance,… …   Law dictionary

  • pressure — [pʀesyʀ] n. f. ÉTYM. 1764; « action de presser », XVe; de presser. ❖ ♦ Techn. anc. Opération par laquelle on empointe les aiguilles, les épingles (empointage) …   Encyclopédie Universelle

  • pressuré — pressuré, ée (prè su ré, rée) part. passé de pressurer. Les raisins pressurés …   Dictionnaire de la Langue Française d'Émile Littré

  • pressure — *stress, strain, tension …   New Dictionary of Synonyms


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