[ vey-guh-toh-nee-uh ]
/ ˌveɪ gəˈtoʊ ni ə /

noun Pathology.

hyperexcitability of the vagus nerve, producing bradycardia, decreased heart output, and faintness.

Origin of vagotonia

First recorded in 1910–15; vago- + -tonia


va·go·ton·ic [vey-guh-ton-ik] /ˌveɪ gəˈtɒn ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for vagotonic

  • But we have here simply one of the vagotonic activities mentioned previously.

    Psychoanalysis|Andr Tridon
  • In peaceful sleep, we observe that the vagotonic functions hold full sway.

    Psychoanalysis|Andr Tridon

British Dictionary definitions for vagotonic

/ (ˌveɪɡəˈtəʊnɪə) /


pathological overactivity of the vagus nerve, affecting various bodily functions controlled by this nerve

Word Origin for vagotonia

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

Medical definitions for vagotonic

[ vā′gə-tōnē-ə ]


Overactivity or irritability of the vagus nerve, adversely affecting function of the blood vessels, stomach, and muscles.sympathetic imbalance

Other words from vagotonia

va′go•tonic (-tŏnĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.