Search Result for "autonomic ganglion":
Wordnet 3.0

NOUN (1)

1. any of the ganglia of the autonomic system whose unmyelinated fibers innervate the internal organs; 



WordNet (r) 3.0 (2006):

autonomic ganglion
    n 1: any of the ganglia of the autonomic system whose
         unmyelinated fibers innervate the internal organs