- hyperexcitability of the vagus nerve, producing bradycardia, decreased heart output, and faintness.
Origin of vagotonia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- pathological overactivity of the vagus nerve, affecting various bodily functions controlled by this nerve
C19: from vag (us) + -tonia, from Latin tonus tension, tone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- Overactivity or irritability of the vagus nerve, adversely affecting function of the blood vessels, stomach, and muscles.sympathetic imbalance
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.