1. The high notes in the scale.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• agt,
• aldut,
• adolt,
• albet,
• vualt,
• tault,
• aliv,
• ultr,
• alata,
• aflot,
• aut,
• lalty,
• att,
• aht,
• ault,
• aqt,
• valt,
• talet,
• wailt,
• atht

• Alday,
• Alida,
• alioto,
• Aalto,
• aloud,
• alto,
• Awalt,
• alate,
• althea,
• Aleta,
• Aldo,
• Alta,
• Altha,
• Aletha,
• Alda,
• aleut,
• Alita,
• allot.

The adjective form of the word "alt" is "altered".

The plural of the "alt" can be the "ALTs".

The singular of the "alt" can be the "alt".