hearing aid
- a compact electronic amplifier worn to improve one's hearing, usually placed in or behind the ear.
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Origin of hearing aid
First recorded in 1920–25
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hearing aid
Contemporary Examples
Born in Montreal in 1918, Harman moved with his family to New York when his father got a job at a hearing-aid company.
hearing aid
- a device for assisting the hearing of partially deaf people, typically consisting of a small battery-powered electronic amplifier with microphone and earphone, worn by a deaf person in or behind the ear
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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
hearing aid
- A small electronic apparatus that amplifies sound and is worn in or behind the ear to compensate for impaired hearing.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.