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

Most often heard as a voice in Mark’s earpiece, Cecil enters the fight in Invincible VS with specialized weapons, including plasma pistols, projectile launchers and grenades to keep opponents at a distance. —Jennifer Maas, Variety, 9 Oct. 2025

Clearly someone hit the panic button in his earpiece. —Kate Plummer, MSNBC Newsweek, 8 Oct. 2025

Perhaps the most eerie recurring detail in these stories is how a phone will ring, a calm voice in the earpiece implying death is imminent. —Diana Arterian october 2, Literary Hub, 2 Oct. 2025

One station offers an earpiece that broadcasts sounds captured in Polène’s Ubrique workshops. —Lily Templeton, Footwear News, 29 Sep. 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