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moderator noun
/ˈmɒd.ər.eɪ.tər/
/ˈmɑː.də.reɪ.t ̬ɚ/ n [C] Definition
•
(US usually mediator) formal someone who tries to help other people come to an agreementAn independent moderator should be appointed to oversee the negotiations.
•
US someone who makes certain that a formal discussion happens without problems and follows the rulesHe challenged the president to a series of TV debates. Just the two of them, with no moderator.
•
UK specialized someone who makes certain that all the people marking (= giving marks for) an examination use the same standardsThe final marks awarded for coursework will depend upon the moderator.
(Definition of moderator noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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