# otacousticon

> English word · Noun · IPA /əʊtəˈkuːstɪkɒn/

## Definitions
1. An instrument to aid hearing, such as an ear trumpet or hearing aid.

## Etymology
From combining form of Ancient Greek οὖς (oûs, “ear”) + ἀκουστικόν (akoustikón), neuter of ἀκουστικός (akoustikós, “acoustic”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/otacousticon