gapped scale vs musical scale

gapped scale and musical scale both are nouns.

Word	Noun	Adjective	Verb	Adverb
gapped scale	Yes	No	No	No
musical scale	Yes	No	No	No

As nouns, musical scale is a hypernym of gapped scale; that is, musical scale is a word with a broader meaning than gapped scale:

gapped scale: a musical scale with fewer than seven notes
musical scale: (music) a series of notes differing in pitch according to a specific scheme (usually within an octave)

Other hypernyms of gapped scale include scale.

gapped scale (noun)	musical scale (noun)
a musical scale with fewer than seven notes	(music) a series of notes differing in pitch according to a specific scheme (usually within an octave)