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Definition of Parasympathetic
1. 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.
Exact synonyms: Parasympathetic Nervous System
Generic synonyms: Nervous System, Systema Nervosum
Group relationships: Ans, Autonomic Nervous System
Generic synonyms: Nervous System, Systema Nervosum
Group relationships: Ans, Autonomic Nervous System
2. Adjective. Of or relating to the parasympathetic nervous system.
Partainyms: Parasympathetic Nervous System
Definition of Parasympathetic
1. [n]
Medical Definition of Parasympathetic
1. Pertaining to a division of the autonomic nervous system. See: autonomic nervous system. (05 Mar 2000)