supervisor bedeutet auf Englisch

superintendent [superintendents]▼(a person who is authorized to supervise, direct or administer something)
noun
[UK: ˌsuː.pə.rɪn.ˈten.dənt] [US: ˌsuː.pə.rən.ˈten.dənt]

supervisor [supervisors]▼(a person with the official task of overseeing the work of a person or group etc.)
noun
[UK: ˈsuː.pə.vaɪ.zə(r)] [US: ˈsuː.pər.ˌvaɪ.zər]His supervisor gave him a sterling recommendation. = Su supervisor le dio una excelente recomendación.