audiphone

American  

[aw-duh-fohn] / ˈɔ dəˌfoʊn /

noun

Medicine/Medical.

1. a kind of diaphragm held against the upper teeth to assist hearing by transmitting sound vibrations to the auditory nerve.

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audiphone British  

/ ˈɔːdɪˌfəʊn /

noun

1. a type of hearing aid consisting of a diaphragm that, when placed against the upper teeth, conveys sound vibrations to the inner ear

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Etymology

Origin of audiphone

1875–80, audi(o)- + -phone, modeled on telephone

Example Sentences

Every session of the Conference saw Miss Ellis seated in the front pew, audiphone in hand, eagerly intent on the exercises.

From Miss Ellis's Mission by Smith, Mary P. Wells

We had passed a small lighted audiphone cubby, evidently the one from which Dud and Shac had paged us.

From Wandl the Invader by Cummings, Ray

An audiphone buzzer interrupted him, a call from the duty man in the instrument room of the nearby building.

From Brigands of the Moon by Cummings, Ray

Grantline's voice in my audiphone broke my despairing rush of thoughts.

From Astounding Stories of Super-Science, June, 1930 by Bates, Harry

And then an interior audiphone blared a call for Grantline.

From Astounding Stories of Super-Science, May, 1930 by Bates, Harry