Proctor (noun)

1. A person who supervises students during an examination.
2. A person appointed to oversee a university or college dormitory or to maintain order in an academic setting.
3. A person who manages or oversees the affairs of another, especially a legal representative appointed by a court.
4. A person who acts as an agent for another person in legal or business matters.

Origin:

Middle english proc(c)atour, from latin procatōr, from pro- before + catōr manager, from capere to take.

Examples:

1. The proctor made sure that the students were following the rules during the exam.
2. The proctor was responsible for maintaining order and discipline in the dormitory.
3. The proctor was appointed by the court to manage the affairs of the incapacitated individual.
4. The proctor acted as an agent for the company, negotiating contracts and representing their interests.
5. The proctor monitored the testing process to ensure that it was conducted fairly and according to procedures.