- The ability or property of a substance, especially of muscle, of shortening, or becoming reduced in size, or developing increased tension.- cardiac c. a measure of cardiac pump performance, the degree to which muscle fibers can shorten when activated by a stimulus independent of preload and afterload.
* * *con·trac·til·i·ty .kän-.trak-'til-ət-ē n, pl -ties the capability or quality of shrinking or contracting esp the power of muscle fibers of shortening into a more compact form
* * *con·trac·til·i·ty (kon″trak-tilґĭ-te) capacity for contracting in response to a suitable stimulus.
Medical dictionary. 2011.
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Contractility — Con trac*til i*ty, n. 1. The quality or property by which bodies shrink or contract. [1913 Webster] 2. (Physiol.) The power possessed by the fibers of living muscle of contracting or shortening. [1913 Webster] Note: When subject to the will, as… … The Collaborative International Dictionary of English
Contractility — Myocardial contractility is the intrinsic ability of the heart to contract independent of preload and afterload. Changes in the ability to produce force during contraction result from different degrees of binding between myosin (thick) and actin… … Wikipedia
contractility — noun see contractile … New Collegiate Dictionary
contractility — n. [L. cum, together; trahere, to draw] The capability of muscle fibers to contract … Dictionary of invertebrate zoology
contractility — See contractile. * * * … Universalium
contractility — noun a) The condition of being able to contract or shrink (used especially of muscles) b) The extent to which something contracts or shrinks See Also: contractile … Wiktionary
contractility — n. contractile quality, state of being contractile (Zoology) … English contemporary dictionary
contractility — con·trac·til·i·ty … English syllables
contractility — noun the capability or quality of shrinking or contracting, especially by muscle fibers and even some other forms of living matter • Derivationally related forms: ↑contractile • Hypernyms: ↑ability • Hyponyms: ↑astringency, ↑stypsis … Useful english dictionary
cardiac contractility — the intrinsic property, belonging to cardiac cells and tissues, of contraction in response to an appropriate stimulus. Cardiac contractility is variable and under the control of the autonomic nervous system and is also affected by other factors… … Medical dictionary