1. The act of providing or using the instruments needed for some implementation
   "The scientist's careful instrumentation of the experiment ensured accurate results"
    
2. The instruments called for in a musical score or arrangement for a band or orchestra
   "The unusual instrumentation included a theremin and glass harmonica"
    
3. The act of arranging a piece of music for an orchestra and assigning parts to the different musical instruments
   "Ravel's instrumentation of 'Pictures at an Exhibition' brought new life to Mussorgsky's piano work";
   - orchestration
    
4. An artifact (that is instrumental in accomplishing some end) for accomplishing some end
   "The research required specialized instrumentation";
   - instrumentality, means

Derived forms: instrumentations

Type of: arrangement, arranging, artefact [Brit], artifact [N. Amer], effectuation, implementation, musical arrangement, transcription

Encyclopedia: Instrumentation, Systems, and Automation Society