Physiology. The increase in tension, often accompanied by shortening in length, which occurs in a muscle or muscle fibre when it is stimulated; an…

Physiology and Pathology. Tonic quality or condition; the property of possessing tone (see tone, n. 7); the normal state of elastic tension of…

Muscular activity.

The condition or state of muscular tone; the proper elasticity of the organs; tonicity.

modification of the contractility of muscle.

= inotropy, n.

spec. (a) the force required to produce unit deflection or displacement of an object; (b) the maximum deflection of a beam divided by its span or…