1. Height; height above the horizon; highest point or degree.

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

• attuitude,
• additude,
• attetude,
• attidude,
• atitud,
• atttitude,
• atitude,
• aptatude,
• altittude,
• actitud,
• lattitude,
• altiudes,
• atitiude,
• attatude,
• actittude,
• atatude,
• attitide,
• alltitude,
• altetude,
• attitudey

• alidade,
• alated,
• altitudinal,
• alidad.

The adjective form of the word "altitude" is "high" or "elevated".

The plural of the "altitude" can be the "altitudes".

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