pathogen

noun

path·​o·​gen ˈpa-thə-jən How to pronounce pathogen (audio)
: a specific causative agent (such as a bacterium or virus) of disease

Examples of pathogen in a Sentence

Recent Examples on the Web Plenty of fungal pathogens out there that love the heat and humidity. Paul Cappiello, The Courier-Journal, 9 Aug. 2024 What if One Health concerns with the creation of antibiotic-resistant pathogens or the growth of new zoonotic diseases were taken up alongside concerns with cruelty and sustainability as a kind of third leg of the case for eating more plants and rolling back factory farming? Jonathan Safran Foer, Vox, 7 Aug. 2024 That’s a 60 percent decrease from the season before, a decline driven largely by the compounding impacts of mysterious pathogens and hurricanes. Ayurella Horn-Muller, WIRED, 3 Aug. 2024 While it's been observed that there has been likely transmission between mammals, the Cornell scientists have delivered evidence of this, with whole genomic sequencing clearly showing that the virus has passed between mammals, and not just in one direction as with many animal pathogens and hosts. New Atlas, 25 July 2024 See all Example Sentences for pathogen 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pathogen.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

patho- + -gen, after pathogenic, pathogenesis

First Known Use

1880, in the meaning defined above

Time Traveler
The first known use of pathogen was in 1880

Dictionary Entries Near pathogen

Cite this Entry

“Pathogen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pathogen. Accessed 20 Aug. 2024.

Kids Definition

pathogen

noun
patho·​gen
ˈpath-ə-jən
: a germ (as a bacterium or virus) that causes disease

Medical Definition

pathogen

noun
patho·​gen ˈpath-ə-jən How to pronounce pathogen (audio)
: a specific causative agent (as a bacterium or virus) of disease

More from Merriam-Webster on pathogen

Last Updated: - Updated example sentences
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