artificial-ear

Science Dictionary
cochlear implant   (kŏk'lē-ər)  Pronunciation Key 
A surgically implanted electronic device that allows people with severe hearing loss to recognize some sounds. It consists chiefly of a microphone and receiver, a processor that converts speech into electronic signals, and an array of electrodes that transmit the signals to the auditory nerve in the inner ear.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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