noun tym·pa·num \ˈtim-pə-nəm\
plural tym·pa·na\-nə\ also tym·pa·nums

Definition of TYMPANUM

a (1) :  tympanic membrane (2) :  middle ear
b :  a thin tense membrane covering an organ of hearing of an insect — see insect illustration
c :  a membranous resonator in a sound-producing organ
a :  the recessed usually triangular face of a pediment within the frame made by the upper and lower cornices
b :  the space within an arch and above a lintel or a subordinate arch

Illustration of TYMPANUM

Origin of TYMPANUM

Medieval Latin & Latin; Medieval Latin, eardrum, from Latin, drum, architectural panel, from Greek tympanon drum, kettledrum; perhaps akin to Greek typtein to beat
First Known Use: 1619

Other Anatomy Terms

bilateral symmetry, carotid, cartilage, dorsal, entrails, prehensile, renal, solar plexus, supine, thoracic, ventral
Medical Dictionary


noun tym·pa·num \ˈtim-pə-nəm\
plural tym·pa·na \-nə\ also tym·pa·nums

Medical Definition of TYMPANUM


Next Word in the Dictionary: tympanyPrevious Word in the Dictionary: TympanuchusAll Words Near: tympanum
July 05, 2015
bunkum Hear it
insincere or foolish talk
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears