nonpathogenic

adjective

non·​patho·​gen·​ic ˌnän-ˌpa-thə-ˈje-nik How to pronounce nonpathogenic (audio)
: not capable of causing disease
nonpathogenic bacterial strains

Example Sentences

Recent Examples on the Web The ReencleMicrobe mix at the heart of this process contains rice husks, vermiculite, nonpathogenic bacillus bacteria, ammonium sulfate, and wood pellets, according to the company. Richard Baguley, Wired, 31 Mar. 2022 The microbes in Russian children were dominated by a nonpathogenic form of Escherichia coli. Stephani Sutherland, Scientific American, 1 Sep. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nonpathogenic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of nonpathogenic was in 1884

Dictionary Entries Near nonpathogenic

Cite this Entry

“Nonpathogenic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nonpathogenic. Accessed 27 Nov. 2022.

Kids Definition

nonpathogenic

adjective

non·​patho·​gen·​ic -ˌpath-ə-ˈjen-ik How to pronounce nonpathogenic (audio)
: not capable of causing disease

Medical Definition

nonpathogenic

adjective

non·​patho·​gen·​ic ˌnän-ˌpath-ə-ˈjen-ik How to pronounce nonpathogenic (audio)
: not capable of inducing disease compare avirulent
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