'Vagal' definitions:

Definition of 'vagal'

From: WordNet
adjective
Of or relating to the vagus nerve [syn: vagal, pneumogastric]

Definition of 'Vagal'

From: GCIDE
  • Vagal \Va"gal\, a. [See Vagus.] (Anat.) Of or pertaining to the vagus, or pneumogastric nerves; pneumogastric. [1913 Webster]