• synonyms


  1. Medicine/Medical. characteristic or diagnostic of a specific disease: a pathognomonic sign of pneumonia.
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Origin of pathognomonic

First recorded in 1615–25, pathognomonic is from the Greek word pathognōmonikós skilled in judging disease. See patho-, gnomon, -ic
Related formspa·thog·no·mon·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pathognomonic

Historical Examples

  • The most pathognomonic symptom, however, related to his pulse.

    The Electric Bath

    George M. Schweig

  • The manner of the progression is pathognomonic of the complaint.

    Special Report on Diseases of the Horse

    United States Department of Agriculture

  • This sign should not, therefore, be regarded as pathognomonic.

    Scurvy Past and Present

    Alfred Fabian Hess

  • The changes have been divided into suggestive, pathognomonic.

    Arteriosclerosis and Hypertension:

    Louis Marshall Warfield

  • There is yet another sign which appears to be pathognomonic.

    Arteriosclerosis and Hypertension:

    Louis Marshall Warfield

British Dictionary definitions for pathognomonic


  1. pathol characteristic or indicative of a particular disease
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Derived Formspathognomonically, adverb

Word Origin

C17: from Greek pathognōmonikos expert in judging illness, from patho- + gnōmōn judge
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

Word Origin and History for pathognomonic


1640s (implied in pathognomonical), from patho- "disease, suffering" + Greek gnomonikos "able to judge," from gnomon "one who knows" (see gnomon).

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Online Etymology Dictionary, © 2010 Douglas Harper

pathognomonic in Medicine


(pə-thŏg′nə-mŏnĭk, păth′əg-nō-)
  1. Characteristic or symptomatic of a particular disease or condition.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.