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English definition of “parasympathetic”

parasympathetic

adjective uk   /ˌpær.ə.sɪm.pəˈθet.ɪk/ us    /ˌpær.ə.sɪm.pəˈθet̬.ɪk/ specialized
relating to the parasympathetic nervous system (= the system that controls functions that cannot be controlled, such as slowing the heart beat and producing tears): The parasympathetic nervous system opposes the effects of the sympathetic nervous system.
(Definition of parasympathetic from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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