avirulent

American

[ey-vir-yuh-luhnt, ey-vir-uh-] / eɪˈvɪr yə lənt, eɪˈvɪr ə- /

adjective

(of organisms) having no virulence, as a result of age, heat, etc.; nonpathogenic.

avirulent British

/ æˈvɪrʊlənt /

adjective

(esp of bacteria) not virulent

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

avirulence

noun

Etymology

Origin of avirulent

First recorded in 1895–1900; a- ⁶ + virulent

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023