Index - B
| B | Music.Lilypond.Pitch, Music.Lilypond |
| Baritone | Music.Lilypond |
| Bass | Music.Lilypond |
| BeginBeam | Music.Lilypond |
| beginBeam | Music.Lilypond |
| BeginCresc | Music.Lilypond |
| beginCresc | Music.Lilypond |
| BeginDim | Music.Lilypond |
| beginDim | Music.Lilypond |
| beginGlissando | Music.Lilypond |
| BeginPhraseSlur | Music.Lilypond |
| beginPhraseSlur | Music.Lilypond |
| BeginSlur | Music.Lilypond |
| beginSlur | Music.Lilypond |
| beginTie | Music.Lilypond |
| Below | Music.Lilypond |
| Bold | Music.Lilypond |
| Box | Music.Lilypond |
| Breathe | Music.Lilypond |
| BreathingSign | Music.Lilypond |