1. A change. 2. A changing; a making different.
- modal a. in electric irritability, a change in the mode of response of degenerated muscle to electric stimulation, the contraction being sluggish instead of quick.
- qualitative a. in electric irritability, a change in which the muscle contracts as readily on application of the anode as on that of the cathode.
- quantitative a. in electric irritability, a gradual loss of contractility in a muscle in response to static, faradic, and galvanic currents successively.
Medical dictionary. 2011.