• Acoustic, in terms of music or musical instruments, means that the sound is naturally produced by the instrument. This sound then may or may not be electrically amplified. For example, an acoustic guitar or acoustic piano, as opposed to an electric guitar. For this usage, please refer links to wiktionary:acoustic
  • Acoustics is the study of sound, a branch of physics
  • Acoustic Control Corporation, producers of instrument amplifiers, used Acoustic as a brand name.

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