Tension


Tension
1) The pressure within a vessel, such as blood pressure: the pressure within the blood vessels. For example, elevated blood pressure is referred to as hypertension. 2) Stress, especially stress that is translated into clenched scalp muscles and bottled-up emotions or anxiety. This is the type of tension blamed for tension headaches.
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1. The act of stretching. 2. The condition of being stretched or tense, or a stretching or pulling force. 3. The partial pressure of a gas, especially that of a gas dissolved in a liquid such as blood. 4. Mental, emotional, or nervous strain; strained relations or barely controlled hostility between persons or groups. [L. tensio, fr. tendo, pp. tensus, to stretch]
- arterial t. the blood pressure within an artery.
- interfacial surface t. the t. or resistance to separation possessed by the film of liquid between two well-adapted surfaces, as of the thin film of saliva between the denture base and the tissues.
- ocular t. (Tn) resistance of the tunics of the eye to deformation; it can be estimated digitally or measured by means of a tonometer.
- premenstrual t. SYN: premenstrual syndrome.
- surface t. (γ, σ) the expression of intermolecular attraction at the surface of a liquid, in contact with air or another gas, a solid, or another immiscible liquid, tending to pull the molecules of the liquid inward from the surface; dimensional formula : mt–2.
- tissue t. a theoretical condition of equilibrium or balance between the tissues and cells whereby overaction of any part is restrained by the pull of the mass.

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ten·sion 'ten-chən n
1 a) the act or action of stretching or the condition or degree of being stretched to stiffness <muscular \tension>
b) STRESS (1b)
2 a) either of two balancing forces causing or tending to cause extension
b) the stress resulting from the elongation of an elastic body
3) inner striving, unrest, or imbalance often with physiological indication of emotion
4) PARTIAL PRESSURE
ten·sion·al 'tench-nəl, -ən-əl adj
ten·sion·less 'ten-chən-ləs adj

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ten·sion (tenґshən) [L. tensio; Gr. tonos] 1. the act of stretching. 2. the condition of being stretched or strained; the degree to which anything is stretched or strained. 3. the partial pressure of a gas in a fluid, e.g., of oxygen in blood. 4. voltage. 5. mental, emotional, or nervous strain. 6. hostility between two or more individuals or groups.

Medical dictionary. 2011.

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  • tension — [ tɑ̃sjɔ̃ ] n. f. • 1490; lat. tensio I ♦ (Concret) 1 ♦ Physiol. État d un tissu, d un organe distendu. Résistance opposée par une paroi organique aux liquides, aux gaz contenus dans la cavité qu elle limite. Tension de la paroi abdominale. 2 ♦… …   Encyclopédie Universelle

  • Tension — Ten sion, n. [L. tensio, from tendere, tensum, to stretch: cf. F. tension. See {Tense}, a.] 1. The act of stretching or straining; the state of being stretched or strained to stiffness; the state of being bent strained; as, the tension of the… …   The Collaborative International Dictionary of English

  • Tension — may refer to:In science: *Tension (physics), a force related to the stretching of an object (the opposite of compression) *High tension, in electrical power transmission, wires which carry high voltages *Stress (medicine), also referred to as… …   Wikipedia

  • tensión — sustantivo femenino 1. Área: física, física Estado de un cuerpo elástico cuando dos o más fuerzas actúan sobre él: Hay que darle más tensión a las cuerdas de la guitarra. tensión superficial Fuerza que ejercen las moléculas del interior de un… …   Diccionario Salamanca de la Lengua Española

  • tension — Tension. s. f. v. Estat de ce qui est tendu. Tension de nerfs. cette fluxion luy causoit une grande tension à la peau. Il se prend aussi fig. pour Grande application d esprit. Il s est épuisé par une trop grande tension d esprit. dans ce travail… …   Dictionnaire de l'Académie française

  • tensión — f. fisiol. Resistencia que ofrecen las paredes de aquellas cavidades orgánicas que contienen un líquido o un gas en su interior, como el sistema circulatorio y la sangre, o el ojo y el humor vítreo. Medical Dictionary. 2011. tensión …   Diccionario médico

  • tension — 1530s, a stretched condition, from M.Fr. tension, from L. tensionem (nom. tensio) a stretching (in M.L. a struggle, contest ), from tensus, pp. of tendere to stretch, from PIE root *ten stretch (see TENET (Cf. tenet)). The sense of nervou …   Etymology dictionary

  • tension — ► NOUN 1) the state of being tense. 2) mental or emotional strain. 3) a situation in which there is conflict or strain because of differing views, aims, or elements. 4) the degree of stitch tightness in knitting and machine sewing. 5) voltage of… …   English terms dictionary

  • tension — [ten′shən] n. [< MFr or L: MFr < L tensio < tensus: see TENSE1] 1. a tensing or being tensed 2. mental or nervous strain, often accompanied by muscular tautness 3. a state of strained relations; uneasiness due to mutual hostility 4. a… …   English World dictionary

  • Tension — (lat./engl.: Spannung) bezeichnet in der physikalischen Chemie Druck, Spannung, siehe Druck (Physik) die Spannung einer Saite alternativ zur Saitenstärke in der Jazzharmonik einen Spannungston, der zu einem Akkord hinzugenommen wird: Tension… …   Deutsch Wikipedia

  • tension — [n1] tightness astriction, balance, constriction, force, pressure, rigidity, stiffness, strain, straining, stress, stretching, tautness, tenseness, tensity; concepts 723,726 Ant. limpness, looseness, relaxation, slack tension [n2] mental stress… …   New thesaurus


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