activation
🇺🇸
/ˌæktɪˈveɪʃn/
🇬🇧
/ˌæktɪˈveɪʃn/
the process of starting something up or making it active
The activation of the new security system was a success.
새로운 보안 시스템의 활성화가 성공적이었습니다.