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 noise cancelation is Hybrid ANC which automatically adjusts the level of noise cancellation using two microphones in each earpiece to monitor sound. —Mark Sparrow, Forbes.com, 27 May 2025

The insights gained are then communicated directly to the first responder out on the pitch via an earpiece, ensuring a more informed and accurate on-field assessment. —Geoff Scott, New York Times, 21 May 2025

Is someone feeding her these lines through an earpiece? —Chris Willman, Variety, 9 May 2025

Put the reader on (watch out for the surprisingly pokey earpieces at the ends of the arms), and those displays merge into a single 271 ppi E Ink display. —Anthony Karcz, Forbes.com, 7 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