A short line added for notes above or below the range of a staff.
- ‘In bar 194 of the Adagio, the Bass tuba has a low note with many ledger lines.’
- ‘A cutting tool is then used to put in the bar-lines, stems, beams, ledger lines, slurs, expression marks, etc.’
- ‘I wasn't having to stop and count leger lines, and I was managing to maintain something of a pace through it.’
- ‘The range of the staff can be extended with the use of ledger lines.’