parasympathetic
Concise Oxford English Dictionary © 2008 Oxford University Press:
parasympathetic/parəsɪmpəˈθɛtɪk/
▶adjective Physiology relating to or denoting the part of the autonomic nervous system consisting of nerves arising from the brain and the lower end of the spinal cord and supplying the internal organs, blood vessels, and glands.
'parasympathetic' also found in these Oxford entries:

