† micracousticn.adj.

Forms: 1600s micracoustick, 1700s microcoustick, 1700s–1800s microcoustic, 1800s micracoustic.

Origin: Formed within English, by compounding. Etymons: micro- comb. form, acoustic adj.

Etymology: < micro- comb. form + acoustic adj. Compare French micracoustique (1868 in Littré). N.E.D. (1906) gives the pronunciation as (məikrăkɑu·stik) /maɪkrəˈkaʊstɪk/.

Obsolete.

A. n.

An instrument, such as an ear trumpet, which amplifies weak sounds.

ΘΚΠ

the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [noun] > other amplifying devices

micracoustic1684

microphone1684

polyacoustic1684

resonator1864

resonance cavity1867

resonance chamber1870

aerophone1878

megaphone1878

sphygmophone1879

phonendoscope1895

auxetophone1904

stentorphone1921

1684 Philos. Trans. (Royal Soc.) 14 482 Microphones or Micracousticks that is Magnifying ear instruments.

1704 J. Harris Lexicon Technicum I Microcousticks, the same with Microphones.

B. adj.

Designating such an instrument.

ΚΠ

1842 R. Dunglison Med. Lexicon (ed. 3) Microcoustic,..any thing that contributes to increase the intensity of sound.

a1874 J. Chalmers tr. E. Erckmann & P. A. Chatrian Waterloo Blockade Phalsburg in C. Gibbon Casquet of Lit. (1877) V. 304/2 My micracoustic cornet.

1892 New Sydenham Soc. Lexicon Micracoustic, having power to augment the intensity of sound, such as an ear-trumpet.

This entry has been updated (OED Third Edition, December 2001; most recently modified version published online December 2020).

单词	micracoustic
释义	† micracousticn.adj. Forms: 1600s micracoustick, 1700s microcoustick, 1700s–1800s microcoustic, 1800s micracoustic. Origin: Formed within English, by compounding. Etymons: micro- comb. form, acoustic adj. Etymology: < micro- comb. form + acoustic adj. Compare French micracoustique (1868 in Littré). N.E.D. (1906) gives the pronunciation as (məikrăkɑu·stik) /maɪkrəˈkaʊstɪk/. Obsolete. A. n. An instrument, such as an ear trumpet, which amplifies weak sounds. ΘΚΠ the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [noun] > other amplifying devices micracoustic1684 microphone1684 polyacoustic1684 resonator1864 resonance cavity1867 resonance chamber1870 aerophone1878 megaphone1878 sphygmophone1879 phonendoscope1895 auxetophone1904 stentorphone1921 1684 Philos. Trans. (Royal Soc.) 14 482 Microphones or Micracousticks that is Magnifying ear instruments. 1704 J. Harris Lexicon Technicum I Microcousticks, the same with Microphones. B. adj. Designating such an instrument. ΚΠ 1842 R. Dunglison Med. Lexicon (ed. 3) Microcoustic,..any thing that contributes to increase the intensity of sound. a1874 J. Chalmers tr. E. Erckmann & P. A. Chatrian Waterloo Blockade Phalsburg in C. Gibbon Casquet of Lit. (1877) V. 304/2 My micracoustic cornet. 1892 New Sydenham Soc. Lexicon Micracoustic, having power to augment the intensity of sound, such as an ear-trumpet. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online December 2020). < n.adj.1684
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