|  | 
Definition of Major key
1. Noun. A key whose harmony is based on the major scale. 
Definition of Major key
1. Noun. (music) A musical key based upon a major scale. ¹
¹ Source: wiktionary.com
|  | 
1. Noun. A key whose harmony is based on the major scale. 
1. Noun. (music) A musical key based upon a major scale. ¹
¹ Source: wiktionary.com