A-flat
noun
Middle School
1
A tone one semitone below A, between G and A, denoted A♭.
2
A key or other mechanism for producing an A-flat.
3
The key of A-flat major.
A tone one semitone below A, between G and A, denoted A♭.
A key or other mechanism for producing an A-flat.
The key of A-flat major.