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Definition of reactivation noun from the Oxford Advanced Learner's Dictionary

reactivation

noun
 
/riˌæktɪˈveɪʃn/
 
/riˌæktɪˈveɪʃn/
[uncountable]
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  1. the act of making something start working or happening again after a period of time; the fact of something starting to work or happen again
    • Reactivation of the virus is more common in elderly people.
trait
noun
 
 
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