| INTERVAL | In music, the space between notes (8) |
| SEMITONE | In music, the distance in pitch between a note and its nearest neighbour on the piano keyboard (8) |
| ENVELOPE | Paper wrapper for a letter; the canopy of a hot-air balloon; or, in music, the "shape" of a sound (8) |
| SPANDREL | What is the space between the shoulders of adjoining arches and the ceiling above? (8) |
| MORDENTS | Rapid alternations between notes, in music |
| DISTANCE | The space between two points (8) |
| TONALITY | The sum of harmonic relations between notes of a scale |
| SPARKGAP | A term for the space between two electrodes across which a transient discharge passes (5,3) |
| NOCTURNE | Night around music the twist once (8) |
| SIGNATURE | (In music) the sharps or flats that follow the clef and indicate the key (9) |
| CODA | In music, the final part of a fairly long piece which is added in order to finish it off in a pleasing way (4) |
| BIND | A stem of the hop plant; a tie in music; the clay between layers of coal; or, a statutory constraint (4) |
| OAR | 'The water in music the ___ forsakes': John Muir |
| ROOT | In music, the note forming the foundation of a chord (4) |
| PRINCIPAL | In music, the chief instrumentalist in each section of an orchestra (9) |
| COMPASS | In music, the complete range of notes that any voice or instrument is capable of producing (7) |
| STAFF | In music, the set of five parallel lines upon which music is written (5) |
| SOH | In music, the name used for the fifth note of any scale (1,1,1) |
| FLAT | In music, the sign which, when placed before a note, lowers it in pitch by a semitone (4) |
| TREMOLO | In music, the rapid repetition of a single note produced by a back-and-forth movement of the bow on a string instrument (7) |
