diatonic

adjectives

based on the standard major or minor scales consisting of 5 tones and 2 semitones without modulation by accidentals
antonym
domain category
an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner
based on or using the five tones and two semitones of the major or minor scales of western music
is similar to
having tonality; i.e. tones and chords organized in relation to one tone such as a keynote or tonic