English Dictionary: tension | by the DICT Development Group |
3 results for tension | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Vapor pressure \Vapor pressure\ [or] tension \tension\ . (Physics) The pressure or tension of a confined body of vapor. The pressure of a given saturated vapor is a function of the temperature only, and may be measured by introducing a small quantity of the substance into a barometer and noting the depression of the column of mercury. | |
From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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 muscles, tension of the larynx. 2. Fig.: Extreme strain of mind or excitement of feeling; intense effort. 3. The degree of stretching to which a wire, cord, piece of timber, or the like, is strained by drawing it in the direction of its length; strain. --Gwilt. 4. (Mech.) The force by which a part is pulled when forming part of any system in equilibrium or in motion; as, the tension of a srting supporting a weight equals that weight. 5. A device for checking the delivery of the thread in a sewing machine, so as to give the stitch the required degree of tightness. 6. (Physics) Expansive force; the force with which the particles of a body, as a gas, tend to recede from each other and occupy a larger space; elastic force; elasticity; as, the tension of vapor; the tension of air. 7. (Elec.) The quality in consequence of which an electric charge tends to discharge itself, as into the air by a spark, or to pass from a body of greater to one of less electrical potential. It varies as the quantity of electricity upon a given area. {Tension brace}, [or] {Tension member} (Engin.), a brace or member designed to resist tension, or subjected to tension, in a structure. {Tension rod} (Engin.), an iron rod used as a tension member to strengthen timber or metal framework, roofs, or the like. |