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English definition of “instrument”

instrument

noun [C] (TOOL)    /ˈɪn.strə.mənt/
C1 a tool or other device , especially one without electrical power , used for performing a particular piece of work : surgical instruments instruments of torture The man's injuries had obviously been caused by a blunt instrument.Tools in general a device used for measuring speed , height , etc. in vehicles , especially aircraft : the instrument panel The lightning had damaged the plane's instruments, and they weren't giving any readings .The interior of vehiclesWeighing, measuring and counting devices C2 formal a way of achieving or causing something: He saw the theatre as an instrument of change - a way of forcing people to consider social and political issues .Ways of achieving things
(Definition of instrument noun (TOOL) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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