inactivate/ɪˈnæktɪveɪt/Third PersoninactivatesPresent ParticipleinactivatingPast TenseinactivatedPast Participleinactivated1make inactiveCopySynonyms: deactivateAntonyms: activate2release from military service or remove from the active list of military serviceCopySynonyms: demobilizedemobiliseAntonyms: call up