Definition of "invigilate" []

• To oversee a test or exam. (verb)

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• "(nine out of ten) to boycott a compulsory English test for 14-year-olds by refusing to mark, administer, or "invigilate" [` proctor '] them."
• "Just like at Melbourne, there is a group of pensioners who “invigilate”, however it is also a requirement that a “subject expert” be present for the entire time unlike just the first half and hour or so at Melbourne."
• "Today was a long one, wherein I helped to invigilate a term test for about 250 students, and didn't even leave campus until 5 p.m., and I'm tired and really should be in bed by now, but I didn't want today to pass without any comment of its significance."