Diatonic

[daiә'tɒnik]

(adj.) based on the standard major or minor scales consisting of 5 tones and 2 semitones without modulation by accidentals .

(adj.) based on or using the five tones and two semitones of the major or minor scales of western music .

Typed by Bert--From WordNet

(a.) Pertaining to the scale of eight tones, the eighth of which is the octave of the first.

Checked by Danny

adj. proceeding by the tones and intervals of the natural scale in music.—adv. Diaton′ically.

Inputed by Katrina