tympanum has definitions from the fields of music,botany,anatomy,zoology
1
[ noun ] (botany,anatomy,zoology) the membrane in the ear that vibrates to sound
2
[ noun ] (anatomy,zoology) the main cavity of the ear; between the eardrum and the inner ear
3
[ noun ] (music) a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it

Related terms

percussion_instrument

*