otacousticon

O o

Definition of otacousticon word

noun otacousticon (now rare) An instrument to aid hearing, such as an ear trumpet or hearing aid. 1

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 88% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

This diagram is provided by Google Ngram Viewer

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