Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “instrument”

instrument

noun [C] (also financial instrument)     /ˈɪnstrəmənt/
FINANCE a financial asset that can be bought or sold , such as a bond , share , or other security : Fixed-income instruments include bonds , Treasury bills , and notes . This will still leave sufficient funds in low-risk instruments such as the debt market . Hedging instruments such as futures contracts are priced in dollars .
a tool , especially one without electrical power , used for performing a particular piece of work : surgical/precision/optical instrument The first optical instruments were telescopes .
a piece of equipment used for measuring speed , height , etc. in vehicles , especially aircraft : flight instruments
a way of achieving or causing something: The main instrument of change was the bank credit card .
LAW a legal document : This is a legal instrument and both claims will have to be decided by the English High Court .
→ See also debt instrument, equity instrument, money-market instrument, negotiable instrument, statutory instrument, trust instrument
(Definition of instrument noun from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of instrument

Definitions of “instrument” in other dictionaries

Word of the Day

gastronomy

the art and knowledge involved in preparing and eating good food

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More