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pathogen

[path-uh-juh n, ‐jen]
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noun
  1. any disease-producing agent, especially a virus, bacterium, or other microorganism.

Origin of pathogen

First recorded in 1940–45; patho- + -gen
Related formsan·ti·path·o·gen, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pathogens

Contemporary Examples


British Dictionary definitions for pathogens

pathogen

pathogene (ˈpæθəˌdʒiːn)

noun
  1. any agent that can cause 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

Word Origin and History for pathogens

pathogen

n.

1880, a back-formation from pathogenic.

Online Etymology Dictionary, © 2010 Douglas Harper

pathogens in Medicine

pathogen

([object Object])
n.
  1. An agent that causes disease, especially a living microorganism such as a bacterium, virus, or fungus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

pathogens in Science

pathogen

[păthə-jən]
  1. An agent that causes infection or disease, especially a microorganism, such as a bacterium or protozoan, or a virus. See Note at germ.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

pathogens in Culture

pathogen

[(path-uh-juhn)]

A disease-causing agent. Microorganisms, viruses, and toxins are examples of pathogens.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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