clipped from: themusicinstrumentstore.com   

Any instrument that produces music is a musical instrument.

The majority of musical instruments found in a music instrument store fall into one of six major categories. These are bowed strings, woodwind, brass, percussion, keyboard and the guitar family.

  • Keyboard Instruments: plucked, struck, aerated, electronic
  • Bowed Strings: the violins, the violas, the cellos and the double basses
  • Woodwind: flute, oboe, clarinet, bassoon
  • Brass Instruments: trumpet, fresh horn, trombone, tuba
  • Percussion Instruments: tuned, indefinite pitch
  • Guitar Family: six-stringed and the four-string bass guitar.