pathogenic

adjective

path·​o·​gen·​ic ˌpa-thə-ˈje-nik How to pronounce pathogenic (audio)
1
2
: causing or capable of causing disease
pathogenicity noun

Examples of pathogenic in a Sentence

Recent Examples on the Web
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The Canadian Food Inspection Agency (CFIA) had ordered the birds to be euthanized after detecting highly pathogenic avian influenza on the farm in late December 2024. Max Saltman, CNN Money, 6 Nov. 2025 In a 2024 review in Frontiers in Pharmacology scientists found probiotics may reduce inflammation and pathogenic microbes in the gut, as well as potentially improve outcomes for cognition. Lauryn Higgins, Time, 4 Nov. 2025 Highly pathogenic avian influenza is also known as HPAI. Katie Wiseman, IndyStar, 17 Oct. 2025 In the first two months of 2025, tens of millions of birds were affected by highly pathogenic avian influenza across 39 states, according to U.S. Department of Agriculture data. Claire Malon, Boston Herald, 17 Sep. 2025 See All Example Sentences for pathogenic

Word History

Etymology

patho- + -genic, after French pathogénique, German pathogenisch

First Known Use

1850, in the meaning defined at sense 1

Time Traveler
The first known use of pathogenic was in 1850

Browse Nearby Words

Cite this Entry

“Pathogenic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pathogenic. Accessed 9 Nov. 2025.

Kids Definition

pathogenic

adjective
patho·​gen·​ic
ˌpath-ə-ˈjen-ik
: causing or capable of causing disease

Medical Definition

pathogenic

adjective
patho·​gen·​ic -ˈjen-ik How to pronounce pathogenic (audio)
1
2
: causing or capable of causing disease
pathogenic microorganisms
pathogenically adverb

More from Merriam-Webster on pathogenic

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