— diatonically , adv.
/duy'euh ton"ik/ , adj. Music.
1. noting those scales that contain five whole tones and two semitones, as the major, minor, and certain modal scales.
2. of or pertaining to the tones, intervals, or harmonies of such scales.
[ 1590-1600; diatonicus diatonikós; see DIA-, TONIC ]