Definition of avirulent in English:

avirulent

Syllabification: a·vir·u·lent
Pronunciation: /āˈvir(y)ələnt
 
/

adjective

  • (Of a microorganism) not virulent.
    More example sentences
    • Concerning biotic stress, plants exposed to virulent and avirulent pathogens respond with a range of defence- and damage-limiting mechanisms.
    • The main common defence reaction is the hypersensitive response, characterized by the induction of rapid cell death at the site of the attempted attack by either an avirulent strain of a pathogen or a non-pathogen.
    • In Arabidopsis plants infiltrated with avirulent bacteria, specific calcium ‘waves’ were found to occur concurrent with the oxidative burst, leading to the HR.

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Word of the day grotesquerie
Pronunciation: grōˈteskərē
noun
grotesque quality or grotesque things collectively