instrument

B1 · Intermediate Countable noun Science

n. a tool used for doing very exact work or measuring something.

n. a tool or implement used for precise physical work, scientific observation, or measurement.

日本語:器具※

“The surgeon reached for a sharp instrument to begin the operation.”

“The laboratory was equipped with delicate instruments designed to detect even the slightest changes in atmospheric pressure.”

B2 · Upper Intermediate Countable noun Science Technical

n. a dial or screen in a plane or car that shows information like speed.

n. a measuring device that provides data for the control and operation of a vehicle or machine.

“The pilot checked the instruments to make sure the plane was at the right height.”

“During the storm, the pilot had to rely entirely on his flight instruments because visibility was near zero.”

C1 · Advanced Countable noun Law Formal · Technical

n. a formal legal paper, such as a contract or a will.

n. a formal legal document that creates, confirms, or records a right or liability.

Español:instrumento

“The lawyer prepared the legal instrument for the sale of the house.”

“A negotiable instrument, such as a cheque or a promissory note, must be signed by the maker to be valid.”

B2 · Upper Intermediate Countable noun

n. something or someone used to make a specific result happen.

n. a person or thing that is used as a means to achieve a particular aim.

“The new law was an instrument for social change in the country.”

“The diplomat acted as an instrument of peace, facilitating communication between the two warring factions.”

C2 · Proficiency Science Technical

v. to add measuring tools or sensors to a machine or system.

v. to equip a vehicle, machine, or system with measuring devices or sensors for monitoring performance.

“Engineers had to instrument the bridge to monitor how it moved in the wind.”

“The prototype was heavily instrumented to collect data on thermal stress during high-speed testing.”