| 释义 |
micracoustic, a. and n.|maɪkrəˈkaʊstɪk|
Also erron. 8–9 microcoustic.
[a. F. micracoustique, f. Gr. µῑκρό-ς small + ἀκουστικός acoustic a.]
A. adj. Epithet of an instrument which makes weak sounds audible.
1855Dunglison Med. Lex., Microcoustic. a1874J. Chalmers tr. Erckmann-Chatrian in Casq. Lit. V. 304/2 My micracoustic cornet. 1890in Syd. Soc. Lex.
†B. n. An instrument contrived to magnify small sounds (Chambers Cycl. Supp. 1753). Obs.
1683Phil. Trans. XIV. 482 Microphones or Micracousticks that is Magnifying ear instruments. 1704in J. Harris Lex. Techn. I. |