operator









operator


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.
    1. a symbol for expressing a mathematical operation.
    2. a function, especially one transforming a function, set, etc., into another: a differential operator.
  7. Informal.
    1. a person who accomplishes his or her purposes by devious means; faker; fraud.
    2. a person who is adroit at overcoming, avoiding, or evading difficulties, regulations, or restrictions.
    3. a person who is extremely successful with or smoothly persuasive to members of the opposite sex.
  8. Genetics. 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. informal a person who manipulates affairs and other people
  5. maths any symbol, term, letter, etc, used to indicate or express a specific operation or process, such as Δ (the differential operator)

n.1590s, “one who performs mechanical or surgical operations,” agent noun from operate (v.) or from Late Latin operator. Meaning “one who carries on business shrewdly” is from 1828. Specific sense of “one who works a telephone switchboard” (1884) grew out of earlier meaning “one who works a telegraph” (1847). n.

  1. An operator gene.

  1. Mathematics A function, especially one from a set to itself, such as differentiation of a differentiable function or rotation of a vector. In quantum mechanics, measurable quantities of a physical system, such as position and momentum, are related to unique operators applied to the wave equation describing the system.
  2. A logical operator.
  3. Genetics A segment of chromosomal DNA that regulates the activity of the structural genes of an operon by interacting with a specific repressor.

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