Operator (noun) Definition, Meaning & Examples

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noun
  1. a person who operates a machine, apparatus, or the like: a telegraph operator.
  2. a person who operates a telephone switchboard, especially for a telephone company.
  3. a person who manages a working or industrial establishment, enterprise, or system: the operators of a mine.
  4. a person who trades in securities, especially speculatively or on a large scale.
  5. a person who performs a surgical operation; a surgeon.
  6. Mathematics.
    • a symbol for expressing a mathematical operation.
    • a function, especially one transforming a function, set, etc., into another: a differential operator.
  7. Informal.
    • a person who accomplishes goals or purposes by devious means; faker; fraud.
    • a person who is adroit at overcoming, avoiding, or evading difficulties, regulations, or restrictions.
    • a person who is extremely successful with or smoothly persuasive to potential sexual or romantic partners.
  8. a segment of DNA that interacts with a regulatory molecule, preventing transcription of the adjacent region.
noun
  1. a person who operates a machine, instrument, etc, esp, a person who makes connections on a telephone switchboard or at an exchange
  2. a person who owns or operates an industrial or commercial establishment
  3. a speculator, esp one who operates on currency or stock markets
  4. a person who manipulates affairs and other people
  5. any symbol, term, letter, etc, used to indicate or express a specific operation or process, such as Δ (the differential operator)
    Operator (noun) Definition, Meaning & Examples

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