#soundboard__sounding_board  (music) resonator consisting of a thin board whose vibrations reinforce the sound of the instrument
  supertype:  #cavity_resonator__resonator__resonating_chamber  a hollow chamber whose dimensions allow the resonant oscillation of electromagnetic or acoustic waves
  part:  #sound_hole
  part of:  #forte-piano__fortepiano__piano__pianoforte  a stringed instrument that is played by depressing keys that cause hammers to strike tuned strings and produce sounds
  part of:  #stringed_instrument  a musical instrument in which taut strings provide the source of sound

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