hearing aid

American

noun

a compact electronic amplifier worn to improve one's hearing, usually placed in or behind the ear.

hearing aid British

noun

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

"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

Etymology

Origin of hearing aid

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In comparison, 8% of those without hearing aid prescriptions developed dementia.

From Science Daily • Feb. 9, 2026

Barbabella described the president’s hearing as “normal” and said in a statement to the Journal that Trump doesn’t require a hearing aid.

From The Wall Street Journal • Jan. 1, 2026

Joe also helps Janice - a retired nurse and social worker - with television, wifi and hearing aid issues.

From BBC • Dec. 21, 2025

Wild, who works as a supervising sound editor at Skywalker Sound, borrowed a hearing aid from the mother of a friend to get an idea.

From Los Angeles Times • Dec. 4, 2025

He handed me what was left of my hearing aid headband.

From "Wonder" by R. J. Palacio

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023