What is diatonic scale consists of?

A diatonic scale consists of seven distinct pitches within an octave, following a specific pattern of whole and half steps. The most common diatonic scale is the major scale, which has the pattern of whole, whole, half, whole, whole, whole, half steps. The natural minor scale is another example, with a different pattern of intervals. Diatonic scales form the basis for much of Western music, providing the framework for melody and harmony.