Definition Of instrument


a formal document, especially a legal one.

execution involves signature and unconditional delivery of the instrument

a measuring device used to gauge the level, position, speed, etc., of something, especially a motor vehicle or aircraft.

In low visibility, they help guide pilots to the runway as we transition from flying on the aircraft's instruments to a visual landing.

a tool or implement, especially one for delicate or scientific work.

a surgical instrument

an object or device for producing musical sounds.

a percussion instrument

equip (something) with measuring instruments.

For Protocol 4, animals were instrumented before delivery to measure pulmonary artery pressure and left atrial pressure.

More Definitions

Example Of instrument

  • a new instrument for measuring ozone levels

  • a percussion instrument

  • a surgical instrument

  • After studying the piano for six years and the viola for nine, my son decided that his true instrument was the electric guitar.

  • And hopefully, even, we need to use expropriation as an instrument of land reform.

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