Parasympathetic

1 definition found

From WordNet (r) 2.0 [wn]:

  parasympathetic
       adj : of or relating to the parasympathetic nervous system
       n : 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}]