otacousticon

名词 n.
中文释义
英 /əʊtəˈkuːstɪkɒn/   

英文释义

名词 n.
  1. An instrument to aid hearing, such as an ear trumpet or hearing aid. archaic
    — […] 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 […].

词形变化

otacousticons plural

词源

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