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; < Latintrānsdūc(ere) to transfer (see traduce) + -er1
Examples from the web for transducer
High-frequency sound waves are directed from a hand-held transducer probe to the area.
To do all this, though, you need a device called a transducer.
Two metal loops hold it to the sides of the artery, and a pressure transducer records the flow of fluids through the blood vessel.
British Dictionary definitions for transducer
transducer
/trænzˈdjuːsə/
noun
1.
any device, such as a microphone or electric motor, that converts one form of energy into another
Word Origin
C20: from Latin transducere to lead across, from trans- + ducere to lead
Word Origin and History for transducer
n.
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.)).
transducer in Science
transducer
(trāns-d'sər) 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.
transducer in Technology
1. A device for converting sound, temperature, pressure, light or other signals to or from an electronic signal. 2. Finite State Machine. (1995-02-15)