[path-uh-juh n, ‐jen]
- any disease-producing agent, especially a virus, bacterium, or other microorganism.
Origin of pathogen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pathogens
However, this practice does potentially expose hunters to the pathogens carried on these animals.Bats’ Link to Ebola Finally Solved
November 12, 2014
The pathogens always will win, though we can feel good now and again having won a battle.Drug-Resistant Gonorrhea, the ‘Sex Superbug,’ Is Not Worse Than AIDS
May 7, 2013
We no longer are dealing with pathogens, we are dealing with Superbugs.The Distorted Science of Contagion
September 23, 2011
What it does is it breaks down the immune system and creates openings for pathogens.9 Reasons to Beware Eggs
The Daily Beast
August 20, 2010
It gets more and more difficult to remove the pathogens through hand washing.The Dirty Truth About Cutting Boards
September 1, 2009
- any agent that can cause disease
Word Origin and History for pathogens
1880, a back-formation from pathogenic.
Online Etymology Dictionary, © 2010 Douglas Harper
- An agent that causes disease, especially a living microorganism such as a bacterium, virus, or fungus.
- 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.
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.