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PATHOGEN Definition & Meaning | Dictionary.com

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View synonyms for pathogen

pathogen

[path-uh-juhn, ‑-jen]

noun

  1. any disease-producing agent, especially a virus, bacterium, or other microorganism.



pathogen

/ ˈpæθəˌdʒiːn, ˈpæθəˌdʒɛn /

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

pathogen

  1. An agent that causes infection or disease, especially a microorganism, such as a bacterium or protozoan, or a virus.

  2. See Note at germ

pathogen

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

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Other Word Forms

  • antipathogen noun
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Word History and Origins

Origin of pathogen1

First recorded in 1940–45; patho- + -gen
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Climate change may be rewriting the map of disease - and even the rarest pathogens may not stay rare for long.

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Studies show these droppings contain at least seven types of zoonotic pathogens that can cause diseases such as pneumonia, fungal infections and even lung damage in humans.

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Using messenger RNA as an intermediary in their actions, the vaccines instruct the body how to manufacture parts of a pathogen that its immune system can recognize and fight.

Read more on Los Angeles Times

Crews finished repairs Wednesday at noon and were working to re-pressurize and test the water line for any pathogens or contaminants, according to a statement from L.A.

Read more on Los Angeles Times

Several studies have shown pets and owners can potentially swap pathogens, including the hospital 'superbug' MRSA.

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