| 单词 | polyacoustic |
| 释义 | > as lemmaspolyacoustic 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 the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [adjective] > other amplifying devices polyacoustic1684 megaphonic1881 sphygmophonic1881 pantelephonic1887 1684 Philos. Trans. (Royal Soc.) 14 483 By a Polyphone or Polyacoustick well order'd one Sound may be heard as many, either of the same or a different Note. 1704 J. Harris Lexicon Technicum I Polyacousticks, are Instruments contrived to Multiply Sounds, as Multiplying glasses or Polyscopes do Images of Objects. 1755 S. Johnson Dict. Eng. Lang. Polyacoustick, adj., that multiplies or magnifies sounds. < as lemmas |
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