WordNet (r) 3.0 (2006):

wandering nerve
    n 1: a mixed nerve that supplies the pharynx and larynx and
         lungs and heart and esophagus and stomach and most of the
         abdominal viscera [syn: vagus, vagus nerve, nervus
         vagus, pneumogastric, pneumogastric nerve, tenth
         cranial nerve, wandering nerve]