American Dictionary

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Definition instrument in American English

instrument noun

[countable] noun
/ˈɪnstrəmənt/
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1.1

a piece of equipment that measures something such as position, speed, or temperature

Example

Your compass and clock are the most essential instruments in sailing.

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Example

Do you play an instrument?

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3

an object that is used as a weapon

Example

an instrument of torture/death

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4

someone or something that can be used in order to make something happen

Example

The government has a number of policy instruments it can use for this purpose.

Example

an important instrument of quality control

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4.1

a person who someone uses to help achieve a result

Example

The missionaries believed they were instruments of God.

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5

a formal legal document such as a will, contract, or deed

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Definition instrument in American English