n. The condition of being able to contract or shrink (used especially of muscles)
n. The extent to which something contracts or shrinks
n. A term used in physiology to describe the performance of cardiac muscle
the GNU version of the Collaborative International Dictionary of English
n. The quality or property by which bodies shrink or contract.
n. The power possessed by the fibers of living muscle of contracting or shortening.
The Century Dictionary and Cyclopedia
n. The inherent property or force by which bodies shrink or contract; more specifically, in physiology, the property which belongs to muscles of contracting under appropriate stimuli.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the capability or quality of shrinking or contracting, especially by muscle fibers and even some other forms of living matter
Word Usage
"When the muscles are put into action, what is termed their contractility is called into play — that is, the force which was dormant before is roused into activity."