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Definition of: sympathicotonia
(sim·path′i·kō·tō′nē·ə) noun Physiol.
Increased dominance of the sympathetic nervous system over other body functions, marked by vascular spasm and high blood pressure. [<NL <E sympathic, var. of SYMPATHETIC + Gk. tonos tension]
—sym·path′i·co·ton′ic (-ton′ik) adjective
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