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pathogen
noun
path·o·gen
ˈpa-thə-jən
: a specific causative agent (such as a bacterium or virus) of disease
Examples of pathogen in a Sentence
Recent Examples on the Web
Emerging, re-emerging, and evolving pathogens continue to threaten society.
—
Juan Manuel Santos, TIME, 28 Jan. 2025
As pathogens become more resistant to existing antibiotics, researchers are hard at work trying to develop new ones.
—
Sarah Kuta, Smithsonian Magazine, 27 Jan. 2025
These pathogens typically make their way into your body via small cuts or rug burns.
—
Melanie Radzicki McManus, CNN, 25 Jan. 2025
Such an approach could also be a safeguard against wider population exposure to pathogens from lab accidents which may ensue from the inventory research.
—
Saleem H. Ali, Forbes, 22 Jan. 2025
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Word History
Etymology
patho- + -gen, after pathogenic, pathogenesis
First Known Use
1880, in the meaning defined above
Dictionary Entries Near pathogen
Cite this Entry
“Pathogen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pathogen. Accessed 6 Feb. 2025.
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
: a specific causative agent (as a bacterium or virus) of disease
More from Merriam-Webster on pathogen
Britannica English: Translation of pathogen for Arabic Speakers
Britannica.com: Encyclopedia article about pathogen
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