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erethism

[er-uh-thiz-uh m]
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noun Physiology.
  1. an unusual or excessive degree of irritability or stimulation in an organ or tissue.
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Origin of erethism

1790–1800; < French éréthisme < Greek erethismós irritation, equivalent to ereth(ízein) to irritate + -ismos -ism
Related formser·e·this·mic, er·e·this·tic [er-uh-this-tik] /ˌɛr əˈθɪs tɪk/, er·e·thit·ic [er-uh-thit-ik] /ˌɛr əˈθɪt ɪk/, e·reth·ic [uh-reth-ik, e-reth-] /əˈrɛθ ɪk, ɛˈrɛθ-/, adjectivehy·per·er·e·thism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for erethism

erethism

noun
  1. physiol an abnormally high degree of irritability or sensitivity in any part of the body
  2. psychiatry
    1. a personality disorder resulting from mercury poisoning
    2. an abnormal tendency to become aroused quickly, esp sexually, as the result of a verbal or psychic stimulus
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Derived Formserethismic, erethistic or erethitic, adjective

Word Origin

C18: from French éréthisme, from Greek erethismos irritation, from erethizein to excite, irritate
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

erethism in Medicine

erethism

(ĕrə-thĭz′əm)
n.
  1. Abnormal irritability or sensitivity of an organ or body part to stimulation.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.