Results

Definition of instrument : 1. A contrivance or implement, by which musical sounds are produced; as, a musical instrument.
2. A writing, as the means of giving formal expression to some act; a writing expressive of some act, contract, process, as a deed, contract, writ, etc.
3. One who, or that which, is made a means, or is caused to serve a purpose; a medium, means, or agent.
4. That by means of which any work is performed, or result is effected; a tool; a utensil; an implement; as, the instruments of a mechanic; astronomical instruments.
5. To perform upon an instrument; to prepare for an instrument; as, a sonata instrumented for orchestra.

Synonyms:

consort, accouterments, operator, percussion, procedure, cock, pecker, arms, black box, mean, manner, target, stringed instrument, mechanism, basis, plaything, ammo, dick, arsenal, alto, organ, cat's-paw, armed, array, system, automaton, armory, brass, legal instrument, big beast, dupe, mode, Cinderella, way, legal document, pawn, technique, creature, certification, shaft, prick, victim, over, artillery, puppet, peter, ammunition, instrumentate, sacrificial lamb, instrumentation, assault, doer, tenor, musical instrument, armaments, performer, instrumental role, automation, strings, mover, method, whipping boy, official document, document, lay figure, stooge, cannon fodder, tactic, rhythm section, armoury, ministry, toy, promoter, clunker, putz

empowerment, conductor, machinery, instrumentality, lieutenancy, means, delegation, deputation, medium

doodad, gimcrack, gizmo, contraption, facility, widget, machine, contrivance, appliance, gimmick, utility, convenience, engine, apparatus, device, tool, implement, utensil, gadget, equipment

study at tool

deputy, middleman, impresario, actor, broker, liaison, appointee, factor, delegate, intermediary, operative, executor, representative, ombudsman, agent, lieutenant, emissary, mediator, agency, surrogate, substitute, proxy, vehicle, go-between, attorney, alternate, auxiliary, second

Usage examples:

• And the Body is the material instrument of Spirit and Soul. - "Esoteric Christianity, or The Lesser Mysteries", Annie Besant.
• In the history of France we read that a certain king wanted some new instrument to torture his prisoners with. - "Sowing and Reaping", Dwight Moody.
• But he set up an instrument and fed microtape into it and settled back to listen. - "This World Is Taboo", Murray Leinster.