# transducer

/tɹænsˈdusɝ/ (US) · /tɹænsdjˈuːsɐ/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/transducer
Updated: 2026-05-20

## Definition

a device that changes one type of energy into another. For example, a microphone changes sound waves into electrical signals.

For teachers: a device that converts one form of energy into another. Often used in the context of electronics to describe sensors or actuators.

## Examples

- The microphone is a common transducer that converts sound into electricity.
- In modern robotics, a transducer is used to measure the pressure of the air inside the tire.
- The piezoelectric transducer generates a high-voltage electrical signal when subjected to mechanical stress, making it ideal for use in high-precision measurement systems.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.