Letters that make clef
e, f, l, c are letters that make 'clef'
1 possible definitions for 'clef'
Under this definition, clef is a noun and has the following properties:
'clef' can be a type of musical notation.
bass clef, tenor clef, treble clef, treble staff, G clef, F clef, alto clef, viola clef, C clef, soprano clef are types of 'clef'.