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avirulent
adjective
medical, biology specializeduk /eɪˈvɪr.ə.lənt/ us /eɪˈvɪr.jə.lənt/
An avirulent disease or organism is not, or is no longer, dangerous, and does not spread:
They identified naturally occurring parasite strains that were relatively avirulent.
Plants can become more resistant to pathogens following exposure to avirulent strains.
Seedlings that had been exposed to an avirulent biotype gained resistance against more damaging biotypes.
Avirulent organisms can be introduced to protect crops against economically damaging pests.
Most of these birds became immunized as a result of exposure to an avirulent strain of the parasite.
SMART Vocabulary: related words and phrases
Passing on illness & causing disease
aerosolize
communicability
community transmission
contact tracer
contact tracing
contagious
epidemic
fester
infect
interepidemic
interpandemic
mediastinum
non-communicable
non-infected
spreader
super-spreader
transferable
transmissibility
transmissible
transmit
You can also find related words, phrases, and synonyms in the topics:
Plant pathology
Opposite
virulent
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