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Adjective: diatonic  ,dI-u'tó-nik
  1. (music) based on the standard major or minor scales consisting of 5 tones and 2 semitones without modulation by accidentals
  2. Based on or using the five tones and two semitones of the major or minor scales of western music

See also: tonal

Antonym: chromatic

Encyclopedia: Diatonic