1. The act or process of making something active again; restoration to active status or operation
The reactivation of the old factory created hundreds of new jobs.
A reativação da antiga fábrica criou centenas de novos empregos.
2. In medical/scientific contexts: the process of causing a dormant or inactive substance, organism, or condition to become active again
The reactivation of the virus posed a serious health risk.
A reativação do vírus apresentava um sério risco à saúde.
3. In technology: the process of restoring a system, account, or service to active use after deactivation
Account reactivation requires valid identification.
A reativação da conta requer identificação válida.