describes the control, maintainence, and design of any process. an instrument (in context) is defined as any device that can send, receive, or change a signal (electric, pneumatic, etc.) to, from, or for another device. instrumentation is a noun, it is used to mean the scientific practice of automation or the infinite set of devices called instruments. common instrumentation is/are valves, thermometers, pressure indicators (barometer), actuators, wrenches, anything with any precision and/or accuracy. instrumentation is also the practice of calibration, control, design, electric hookup, programming, and even pipe fitting.

An instrumental is a musical composition or recording without lyrics or singing, although it might include some non-articulate vocal input; the music is primarily or exclusively produced by musical instruments.

A song that has no vocals.

Also known as beats, Instrumentals are music compositions without any lyrics.

The virile member of a male human being. See also: BVP.

1. a tool for creating music.
2. safe word for a tool used to smoke marijuana; as in a pipe, bong or similar device.

Completing or approaching an activity to be practical rather than absolute because you're living a grey-coloured life.