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/əʊtəˈkuːstɪkɒn/ · noun
(now rare) An instrument to aid hearing, such as an ear trumpet or hearing aid..
[…] Gyges' invisible ring, or some rare perspective glass, or otacousticon, which would so multiply species that a man might hear and see all at once […].
Use otacousticon when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Otacousticon means (now rare) An instrument to aid hearing, such as an ear trumpet or hearing aid..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
[…] Gyges' invisible ring, or some rare perspective glass, or otacousticon, which would so multiply species that a man might hear and see all at once […].
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