The difference between Apparatus and Instrument

When used as nouns, apparatus means the entirety of means whereby a specific production is made existent or task accomplished, whereas instrument means a device used to produce music.

Instrument is also verb with the meaning: to apply measuring devices.

check bellow for the other definitions of Apparatus and Instrument

  1. Apparatus as a noun:

    The entirety of means whereby a specific production is made existent or task accomplished.

  2. Apparatus as a noun:

    A complex machine or instrument.

  3. Apparatus as a noun:

    An assortment of tools and instruments.

  4. Apparatus as a noun:

    A bureaucratic organization, especially one influenced by political patronage.

  5. Apparatus as a noun (firefighting):

    A vehicle used for emergency response.

  6. Apparatus as a noun (gymnastics):

    Any of the equipment on which the gymnasts perform their movements.

  1. Instrument as a noun:

    A device used to produce music.

    Examples:

    "The violinist was a master of her instrument."

  2. Instrument as a noun:

    A means or agency for achieving an effect.

  3. Instrument as a noun:

    A measuring or displaying device.

    Examples:

    "The instrument detected an increase in radioactivity."

  4. Instrument as a noun:

    A tool, implement used for manipulation or measurement.

    Examples:

    "The dentist set down his tray of instruments."

    "The scientist recorded the temperature with a thermometer but wished he had a more accurate instrument."

  5. Instrument as a noun (legal):

    A legal document, such as a contract, deed, trust, mortgage, power, indenture, or will.

    Examples:

    "A bond indenture is the instrument that gives a bond its value."

    "Negotiable instruments are the foundation of the debt markets."

  6. Instrument as a noun (figuratively):

    A person used as a mere tool for achieving a goal.

  1. Instrument as a verb (transitive):

    To apply measuring devices.

  2. Instrument as a verb (transitive):

    To devise, conceive, cook up, plan.

  3. Instrument as a verb:

    To perform upon an instrument; to prepare for an instrument.

    Examples:

    "a sonata instrumented for orchestra"

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