Major scale Meaning, Definition & Usage

  1. noun a diatonic scale with notes separated by whole tones except for the 3rd and 4th and 7th and 8th
    major diatonic scale.

WordNet

Definitions
  1. (Mus.), the natural diatonic scale, which has semitones between the third and fourth, and seventh and fourth, and seventh and eighth degrees; the scale of the major mode, of which the third is major. See Scale, and Diatonic.

Webster 1913