(~s, invigilating, ~d)
Someone who ~s an examination supervises the people who are taking it in order to ensure that it starts and finishes at the correct time, and that there is no cheating. (BRIT)
I’ve taught sixth formers and ~d exams.
VERB: V n, also V
invigilator (invigilators)
...an exam invigilator.
N-COUNT