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tympanum

noun
tym·​pa·​num | \ ˈtim-pə-nəm How to pronounce tympanum (audio) \
plural tympana\ ˈtim-​pə-​nə How to pronounce tympana (audio) \ also tympanums

Definition of tympanum

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
2a : 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

Illustration of tympanum

1 tympanum 2a

First Known Use of tympanum

1619, in the meaning defined at sense 1a(1)

History and Etymology for tympanum

Medieval Latin & Latin; Medieval Latin, eardrum, from Latin, drum, architectural panel, from Greek tympanon drum, kettledrum; perhaps akin to Greek typtein to beat

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More Definitions for tympanum

tympanum

noun
tym·​pa·​num | \ ˈtim-pə-nəm How to pronounce tympanum (audio) \
plural tympana\ -​nə How to pronounce tympana (audio) \ also tympanums

Medical Definition of tympanum