Dictionary
in•stru•ment
Pronunciation: (in'stru-munt), [key]—
n.
1. a mechanical tool or implement, esp. one used for delicate or precision work:
surgical instruments.
2. a contrivance or apparatus for producing musical sounds:
a stringed instrument.
3. a means by which something is effected or done; agency:
an instrument of government.
4. a device for measuring the present value of a quantity under observation.
5. a mechanical or electronic measuring device, esp. one used in navigation:
landing a plane by instruments.
6. a formal legal document, as a draft or bond:
negotiable instruments.
7. a person used by another merely as a means to some private end; tool or dupe.
—
v.t.
1. to equip with instruments, as a machine or manufacturing process:
to instrument a space vehicle.
2. to arrange a composition for musical instruments; orchestrate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.