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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Cantaloupe also has been contaminated with pathogens, including salmonella and listeria. Elizabeth Chuck, NBC News, 25 Oct. 2024 The wound dressing can interfere with the plant’s ability to seal the wound and trap moisture and pathogens at the site. Megan Hughes, Better Homes & Gardens, 23 Oct. 2024 In 2020, Chipotle agreed to pay $25 million to resolve criminal charges alleging that from 2015 to 2018 its contaminated food sickened more than 1,100 people across the United States with pathogens including E. coli, norovirus and salmonella. Clara Harter, Los Angeles Times, 22 Oct. 2024 Black Sheep 2 will follow a young scientist who is convinced that a dangerous new pathogen threatens the population and tracks it back to her hometown – which is located in the shadow of the remote sheep station where the macabre events of the original Black Sheep unfolded. Melanie Goodfellow, Deadline, 5 Nov. 2024 See all Example Sentences for pathogen 

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 1 Dec. 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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