Invigilator vs. Proctor

To watch over, especially to monitor (students) who are taking a written test.

A supervisor especially of an examination or dormitory in a school.

A person who supervises students during an examination; a proctor

To supervise (an examination).

A person who supervises a gallery at a museum.

(US) A person who supervises students as they take an examination, in the United States at the college/university level; often the department secretary, or a fellow/graduate student; an invigilator.

Someone who watches examination candidates to prevent cheating.

(UK) An official at any of several older universities.

Someone who watches examination candidates to prevent cheating

A legal practitioner in ecclesiastical and some other courts.

(obsolete) One appointed to collect alms for those who could not go out to beg for themselves, such as lepers and the bedridden.

A procurator or manager for another.

A representative of the clergy in convocation.

(US) to function as a proctor

(transitive) to manage as an attorney or agent

One who is employed to manage to affairs of another.

To act as a proctor toward; to manage as an attorney or agent.

Someone who supervises (an examination)

As of students taking an exam, to prevent cheating