Instrument may refer to:

Science and technology

• Flight instruments, the devices used to measure the speed, altitude, and pertinent flight angles of various kinds of aircraft
• Laboratory equipment, the measuring tools used in a scientific laboratory, often electronic in nature
• Mathematical instrument, devices used in geometric construction or measurements in astronomy, surveying and navigation
• Measuring instrument, a device used to measure or compare physical properties
• Medical instrument, a device used to diagnose or treat diseases
• Optical instrument, relies on the properties of light
• Quantum instrument, a mathematical object in quantum theory combining the concepts of measurement and quantum operation
• Scientific instrument, a device used to collect scientific data
• Surgical instrument
• Vehicle instrument, a device measuring parameters of a vehicle, such as its speed or position
• Weather instrument, a device used to record aspects of the weather

Music

• Musical instrument, a device designed to produce musical sounds
  • Experimental musical instrument
  • Percussion instrument, which is struck
  • String instrument, uses vibrating strings
  • Transposing instrument, allows music to be played in a different key
  • Wind instrument, which is blown
    • Brass instrument, a sub type of wind instruments
    • Woodwind instrument, another sub type

Other uses

• Instrument (film), a documentary of the band Fugazi, directed by Jem Cohen
• Instruments (application), a performance visualizer
• Instrumental variable, a method used in statistics
• Financial instrument, a formal documentation of a financial transaction
• Legal instrument, a formal documentation of a status or transaction
• Negotiable instrument, a type of contract
• Statutory instrument, a form of legislation
• Instrumental case, in linguistics, a grammatical case expressing the instrument by which an action is performed

See also

• All pages with a title containing instrument
• Tool
• Instrumentation (disambiguation)

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