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

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 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for pathognomonic

Historical Examples of pathognomonic

British Dictionary definitions for pathognomonic



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

Word Origin for pathognomonic

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).

Online Etymology Dictionary, © 2010 Douglas Harper

pathognomonic in Medicine


[pə-thŏg′nə-mŏnĭk, păth′əg-nō-]


Characteristic or symptomatic of a particular disease or condition.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.