Search Result for "refractory period":
Wordnet 3.0

NOUN (1)

1. (neurology) the time after a neuron fires or a muscle fiber contracts during which a stimulus will not evoke a response; 



WordNet (r) 3.0 (2006):

refractory period
    n 1: (neurology) the time after a neuron fires or a muscle fiber
         contracts during which a stimulus will not evoke a response