Instrument

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

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