tympanum
(noun)
noun
1. the main cavity of the ear; between the eardrum and the inner ear
Definition categories: body, cavity, cavum
2. the membrane in the ear that vibrates to sound
Similar word(s): eardrum
Definition categories: body, membrane
3. a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it
Similar word(s): kettle, kettledrum, timpani, tympani
Definition categories: man–made