Definition of inactive adjective from the Oxford Advanced Learner's Dictionary

     

    inactive

     adjective
    adjective
    BrE BrE//ɪnˈæktɪv//
     
    ; NAmE NAmE//ɪnˈæktɪv//
     
     
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  1. 1not doing anything; not active Some animals are inactive during the daytime. politically inactive The volcano has been inactive for 50 years.
  2. 2not in use; not working an inactive oil well
  3. 3having no effect an inactive drug/disease opposite active
See the Oxford Advanced American Dictionary entry: inactive