pathogen
noun
any disease-producing agent, especially a virus, bacterium, or other microorganism.
pathogens
-
pluralof pathogen.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
This increased movement could help the immune system monitor for harmful pathogens, including bacteria and viruses.
From Science Daily ● Oct. 28, 2026
Their antibody responses to herpesviruses and autoantigens increased, while responses to encapsulated pathogens declined.
From Science Daily ● Oct. 24, 2026
Samples tested found norovirus, campylobacter, shigella and "other pathogens that cause stomach cramps and diarrhoea", officials said.
From BBC ● Oct. 20, 2026
Rospotrebnadzor said Wednesday that the situation in the Irkutsk region remained "stable", and that nearly 5,000 tests had been conducted, none of which revealed dangerous pathogens.
From Barron's ● Oct. 7, 2026
The only pathogens in this waste are the ones I already have.
From "The Martian" by Andy Weir
