avirulent

adjective

avir·​u·​lent (ˌ)ā-ˈvir-(y)ə-lənt How to pronounce avirulent (audio)
: not virulent or pathogenic : not capable of causing disease
avirulent strains of salmonellae
avirulent viruses

Word History

Etymology

International Scientific Vocabulary

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of avirulent was in 1896

Dictionary Entries Near avirulent

avirulence

avirulent

avitaminosis

See More Nearby Entries 

Cite this Entry

“Avirulent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/avirulent. Accessed 24 Sep. 2023.

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Medical Definition

avirulent

adjective
avir·​u·​lent (ˈ)ā-ˈvir-(y)ə-lənt How to pronounce avirulent (audio)
: not virulent
an avirulent tubercle bacillus
compare nonpathogenic
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