- The definition of a treble clef is a symbol that is placed on every line of music to show the notes which will be sung or played by voices and instruments that can achieve higher notes.
An example of a treble clef is the symbol placed on piano music to show which notes should be played by the right hand of the pianist.
- a sign on a staff, indicating the position of G above middle C on the second line
- the range of notes on a staff so marked
A symbol indicating that the second line from the bottom of a staff represents the pitch of G above middle C. Also called G clef.