IPA: /ˈprɒktərɪəl/
KK: /prɒkˈtɔːrɪəl/
Relating to a proctor, who is an official responsible for supervising students during examinations or managing academic affairs.
The proctorial duties include ensuring that all exam rules are followed.
Proctorial → It is formed from "proctor" (from Latin *procurator*, meaning one who takes care of or manages) and the suffix "-ial" (meaning relating to). The word "proctorial" refers to something that is related to or characteristic of a proctor, who is responsible for overseeing or managing academic examinations or activities.
Think of a proctor as someone who 'manages' ('procurator') academic settings, and the '-ial' indicates that it relates to that role.