|a period during which a nerve or muscle is incapable of responding to stimulation, esp immediately following a previous stimulation. In an absolute refractory period there is a total inability to respond; in an effectiveorrelative refractory period there is a response to very large stimuli|
refractory period n.
The period that follows effective stimulation, during which excitable tissue fails to respond to a stimulus of threshold intensity.
The period immediately following the transmission of an impulse in nerve or muscle, in which a neuron or muscle cell regains its ability to transmit another impulse. See more at action potential.