1. The drum of the ear or middle ear; a drum-shaped wheel placed round an axis for raising weights; the area of a pediment; the panel of a door; a triangular space or table in the corners or sides of an arch.

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

• tympany,
• typanum,
• tympaneum,
• tempanum,
• tympaum,
• tympanny,
• tympano,
• tymanum,
• tympnaum,
• tumpanum,
• tympanun,
• tympanna,
• tympannal,
• tympanall,
• Tympanel,
• tympanno,
• epiympanum,
• Tympanys,
• Tymphanum,
• Tympanom

• tympanic,
• tympanist,
• tympanites,
• tympanuchus,
• tympanitis,
• tympan,
• tympani,
• tympanitic.

The adjective form of the word "tympanum" is "tympanic".