earpiece

noun

ear·​piece ˈir-ˌpēs 

1

: the part of an instrument (such as a telephone, stethoscope, or hearing aid) that is placed against or inserted into the outer opening of the ear

especially : earphone

2

: one of the two sidepieces that support eyeglasses by passing over or behind the ears

Examples of earpiece in a Sentence

the earpiece of a stethoscope

Recent Examples on the Web

The cable has two-pin connectors with a 0.78mm pitch for connecting to the earpieces. —Mark Sparrow, Forbes.com, 25 June 2025

Instead of a large tube, RIC hearing aids use a thin, flexible tube to connect the device to the earpiece. —Sarah Jividen, Verywell Health, 8 May 2025

Designed to offer clarity and a rich audio performance, the Knight IEMs are fitted with a dual-magnet, dynamic 10mm driver in each earpiece. —Mark Sparrow, Forbes.com, 1 June 2025

The Air plays media through the earpiece and down-firing speakers. —PC Magazine, 29 May 2025

Word History

First Known Use

1824, in the meaning defined at sense 2

Kids Definition

earpiece

noun

ear·​piece -ˌpēs 

: a part of an instrument (as a telephone) that is placed against or in the ear

especially : earphone

Medical Definition

earpiece

noun

ear·​piece ˈi(ə)r-ˌpēs 

1

: a part of an instrument (as a stethoscope or hearing aid) that is inserted into the outer opening of the ear

2

: one of the two sidepieces that support eyeglasses by passing over or behind the ears