'parasympathetic' definitions:
Definition of 'parasympathetic'
From: WordNet
adjective
Of or relating to the parasympathetic nervous system
noun
Originates in the brain stem and lower part of the spinal cord; opposes physiological effects of the sympathetic nervous system: stimulates digestive secretions; slows the heart; constricts the pupils; dilates blood vessels [syn: parasympathetic nervous system, parasympathetic]