instrument

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instrument

1. Music any of various contrivances or mechanisms that can be played to produce musical tones or sounds
2. a measuring device, such as a pressure gauge or ammeter
3. 
a. a device or system for use in navigation or control, esp of aircraft
b. (as modifier): instrument landing
4. a formal legal document

Instrument

 

a tool of human labor or an actuating mechanism of a machine, which “takes hold of an object of labor and alters it in an expedient fashion” (K. Marx, in K. Marx and F. Engels, Soch., 2nd ed., vol. 23, p. 384).

Instruments are divided into the following categories: (1) cutting (cutter, drill, broach, milling cutter), (2) pressing (stamp, knurl), (3) polishing (polishing wheel, whetstone), (4) percussion (hammer, chisel, punch), and (5) fastening-clamping (machine tool chuck, cutter tool post, vise, tongs). Various devices, apparatus, and equipment used in science and technology for measurements and other procedures and in medicine and veterinary science for surgical operations, therapeutic procedures, and research are also called instruments.

instrument

[′in·strə·mənt]
(engineering)
A device for measuring and sometimes also recording and controlling the value of a quantity under observation.

instrument

A device using an internal mechanism to show visually or aurally the attitude, altitude, or operation of an aircraft or an aircraft part. It includes electronic devices for automatically controlling an aircraft in flight.

instrument

(programming)
To install devices or instructions into hardware or software to monitor the operation of a system or component.
References in periodicals archive ?
A pioneer in the China Musical Instruments Industry
According to Dhwipal Shah, Industry Analyst at TechSci Research - "Yamaha has been the dominating player in India western musical instruments market, as it offers products in each segment of the musical instruments.
Rapheal Marak, instrument maker, said: "I would like to teach the young generation how to keep up our musical instrument.
The museum was created to house a collection that owes its origins to the Revolution and the seizure of property from absentee aristocrats: over 300 antique and foreign musical instruments from this booty were assigned to the Conservatoire National de Musique (National School of Music) to found a study collection in 1796.
More than 80 percent of Americans wish they had learned to play a musical instrument, and 67 percent expressed an interest in learning to play.
Photo: This year's High Holy Days at Temple Beth Hillel in Valley Village will feature George Friedman, who has trained more than two dozen members to play a unique and ancient musical instrument - the shofar.
Aside from finding what we see as the earliest complete, playable musical instrument, what's surprising is the appearance of sharp social divisions in this very early agricultural village," says Garman Harbottle, a nuclear chemist at Brookhaven National Laboratory in Upton, N.
Full-line musical stores include national chains and independent dealers, as well as big-box retailers with a musical instrument department.
Bittman is clearly changing our overall perception of the value of learning to play a musical instrument.
The flutelike bone unearthed in the cave contains four holes punched into one of its sides and may have been a Neandertal musical instrument.
They translate the body's electric signals into an electronic language -- the Musical Instrument Digital Interface (MIDI) code -- that can drive standard electronic musical instruments.
The diverse musical instrument and recording line-up will include more than 1,000 guitars, bass, drums, keyboards and recording equipment, as well as other musical instruments and accessories, all available at entry level and professional price points.