operator : Idioms & Phrases

Index

camera operator

  • noun a photographer who operates a movie camera
    cameraman; cinematographer.
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company operator

  • noun an operator who works for a company
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elevator operator

  • noun an operator of an elevator
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existential operator

  • noun a logical quantifier of a proposition that asserts the existence of at least one thing for which the proposition is true
    existential quantifier.
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identity operator

  • noun an operator that leaves unchanged the element on which it operates
    identity element; identity.
    • the identity under numerical multiplication is 1
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linear operator

  • noun an operator that obeys the distributive law: A(f+g) = Af + Ag (where f and g are functions)
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newsstand operator

  • noun someone who sells newspapers
    newsdealer; newsagent; newsvendor.
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operator gene

  • noun a gene that activates the production of messenger RNA by adjacent structural genes
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radio operator

  • noun someone who operates a radio transmitter
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sewing-machine operator

  • noun someone who sews by operating a sewing machine
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switchboard operator

  • noun someone who helps callers get the person they are calling
    telephonist; switchboard operator.
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telegraph operator

  • noun someone who transmits messages by telegraph
    telegrapher; telegraphist.
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telephone operator

  • noun someone who helps callers get the person they are calling
    telephonist; switchboard operator.
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