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 In February 2023, the US Department of Transportation opened an investigation into Neuralink over allegations of unsafe transport of antibiotic-resistant pathogens. Dhruv Mehrotra, WIRED, 20 Sep. 2023 That means that hunters may now encounter wildlife that is more likely to transmit a pathogen. Caroline Chen, ProPublica, 8 Aug. 2023 Experts worry in particular about the confluence of Covid with respiratory syncytial virus, influenza and other pathogens. Apoorva Mandavilli, New York Times, 2 Aug. 2023 Nation/World Invasive pests are wreaking havoc across the planet, destroying crops, disseminating pathogens, depleting fish people rely on for food and driving native plants and animals toward extinction, according to a major report backed by the United Nations. Dino Grandoni, Anchorage Daily News, 5 Sep. 2023 There are two different pathogens that cause two types of boxwood blight. Chris McKeown, The Enquirer, 27 Aug. 2023 Indoor air may be contaminated not just by pathogens, but also by a range of pollutants like carbon monoxide, radon and lead particles. Apoorva Mandavilli, New York Times, 27 Aug. 2023 But there is plenty of evidence for fungal pathogens moving to new areas, via animals and bats, and on winds and wildfire smoke as well. Maryn McKenna, WIRED, 25 Aug. 2023 This highlights the need for new technologies like C-POLAR, which third-party testing and commercial installations have demonstrated can effectively and safely capture, inactivate, and eradicate pathogens, creating infection-resilient environments. Sixteen Ramos, USA TODAY, 22 Aug. 2023 See More

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 25 Sep. 2023.

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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