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instrument - definition and synonyms

 
 
 
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noun [countable] instrument pronunciation in British English /ˈɪnstrʊmənt/
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singularinstrument
pluralinstruments
  1. 1
    a tool or piece of equipment used in science, medicine, or technology
    scientific instruments such as microscopes
    1. a.
      a piece of equipment that measures something such as position, speed, or temperature
      Your compass and clock are the most essential instruments in sailing.
  2. 2
    a musical instrument, for example a piano or a guitar
    Do you play an instrument?
  3. 3
    an object that is used as a weapon
    an instrument of torture/death
  4. 4
    formal someone or something that can be used in order to make something happen
    The government has a number of policy instruments it can use for this purpose.
    instrument of: an important instrument of quality control
    1. a.
      a person who someone uses to help achieve a result
      instrument of: The missionaries believed they were instruments of God.

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