TYMPANUM
- the middle ear, also TIMPANUM [n TYMPANUMS or TYMPANA]
- The tympanic membrane or eardrum
- A membrane covering the hearing organ on the leg or body of some insects, sometimes adapted (as in cicadas) for producing sound
- A drum
- A vertical recessed triangular space forming the center of a pediment, typically decorated
- A similar space over a door between the lintel and the arch
- the middle ear [n TYMPANA, TYMPANUMS]