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


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.

Origin of transducer

1920–25; < Latin trānsdūc(ere) to transfer (see traduce) + -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for transducer

  • The two readings were electronically added and fed into the transducer for automatic transmission.

British Dictionary definitions for transducer


/ (trænzˈdjuːsə) /


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

Word Origin for transducer

C20: from Latin transducere to lead across, from trans- + ducere to lead
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for transducer



1924, "device which converts energy from one form to another," from Latin transducere "lead across, transfer," from trans- "across" (see trans-) + ducere "to lead" (see duke (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper

Science definitions for transducer


[ trăns-dōōsər ]

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.