operator

/ˈɒpəreɪtər/ noun [C]

Definition

TELEPHONE › someone who helps to connect people on a telephone system: Why don't you call the operator?

MACHINE › someone whose job is to use and control a machine or vehicle: a computer operator

BUSINESS › a company that does a particular type of business: a tour operator

(Definition of operator noun from the Cambridge Learner's Dictionary © Cambridge University Press)

something which threatens to cause problems or unhappiness in the future

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