D defs.my
Entry 2 senses Webster, 1913

Contractility

· Con·trac·til·i·ty · IPA
01 n. The quality or property by which bodies shrink or contract.
  1. 1.
    The quality or property by which bodies shrink or contract.
  2. 2.
    The power possessed by the fibers of living muscle of contracting or shortening.(Physiol.)