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pathogenesis

American  
[path-uh-jen-uh-sis] / ˌpæθ əˈdʒɛn ə sɪs /
Also pathogeny

noun

  1. the production and development of disease.


pathogenesis British  
/ ˌpæθəˈdʒɛnɪsɪs /

noun

  1. the origin, development, and resultant effects of a disease

"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

Other Word Forms


Etymology

Origin of pathogenesis

From New Latin, dating back to 1875–80; see origin at patho-, -genesis


Explanation

The medical term pathogenesis means the source of a disease. Your doctor might guess that the pathogenesis of your ear infection was a bad cold that caused congestion and swelling. If you ask your doctor, "How did I get chickenpox?" you're asking about the pathogenesis of an illness that gave you an itchy rash and a high fever. The word stems from the Greek pathos, "suffering or disease," and genesis, "origin." In medical terms, pathogenesis lays out the biological progression of a disease from its origin to the symptoms it caused that sent you to your doctor's office.

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Vocabulary lists containing pathogenesis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"It was actually a really unexpected finding that suggests a totally new mechanism for Alzheimer's disease pathogenesis," said Huang.

From Science Daily ● Jun. 12, 2026

"We created a model of hibernation, which is so critical to understanding of the pathogenesis of the infection."

From Salon ● Jul. 30, 2024

The findings will pave the way for a more detailed understanding of the epigenetic dysregulation mechanisms in AT/RT pathogenesis and enable researchers to identify which genes contribute to the malignant progression of the tumour.

From Science Daily ● Apr. 15, 2024

"Our new work contributes to the growing body of evidence highlighting the significance of microbiota-driven mechanisms in cancer pathogenesis," Tang said.

From Science Daily ● Apr. 4, 2024

This is a complete and authoritative monograph on the spirochætes, giving morphology, pathogenesis, classification, staining, etc.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by J. W. H. (John William Henry) Eyre

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