transducer

American  

[trans-doo-ser, -dyoo-, tranz-] / trænsˈdu sər, -ˈdyu-, trænz- /

noun

1. a device that receives a signal in the form of one type of energy and converts it to a signal in another form.

   A microphone is a transducer that converts acoustic energy into electrical impulses.

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transducer British  

/ trænzˈdjuːsə /

noun

1. any device, such as a microphone or electric motor, that converts one form of energy into another

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transducer Scientific  

/ trăns-do̅o̅′sər /

1. A device that converts one type of energy or signal into another. For example, a microphone is a transducer that converts sound waves into electric impulses; an electric motor is a transducer that converts electricity into mechanical energy.

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Etymology

Origin of transducer

1920–25; < Latin trānsdūc ( ere ) to transfer ( see traduce) + -er ¹

Example Sentences

The bass society limits sonar users to one transducer, while viewing screens can’t have a diameter of more than 55 inches.

From The Wall Street Journal • May 5, 2026

While many recent research projects actively explore the use of transparent materials in TUTs to address this issue, achieving transparency and best acoustic performance across all transducer layers continues to be a problem.

From Science Daily • Mar. 11, 2024

The lower the frequency of the ping, the deeper the transducer can “see.”

From Scientific American • Mar. 14, 2023

As part of her research, she uses a pacifier attached to a pressure transducer system to measure an infant’s suck response pattern and how it changes in response to different stimuli.

From Washington Post • Jan. 28, 2023

The finite-state transducer is a device for linking pairs of these sequences under the control of a grammar of local correspondences, and thus provides a means of rewriting one sequence as another.

From Multilingualism on the Web by Lebert, Marie