examiner
n.-
1 education (n.) B2 Upper Intermediatea person who creates or marks a test to see how much you know.
an official responsible for setting, administering, or grading academic or professional examinations.
ExampleThe examiner told the students to put their pens down when the time was up.
ExampleThe external examiner reviewed the final scripts to ensure that the marking criteria had been applied consistently across all departments.
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2 official investigator (n.) C1 Advanced Formal Technicala person who looks at something very carefully to check for mistakes or to find the truth.
a person who investigates or inspects something officially, such as a medical examiner or a patent examiner.
ExampleThe bank examiner checked the records to make sure no money was missing.
ExampleThe medical examiner was called to the scene to determine the approximate time of death before the body was moved to the laboratory.
- inspector
- investigator
- scrutineer
From examine + -er.