tympanum

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Related to tympanums: tympana, Transepts

tympanum

 [tim´pah-num]

tympanum

/tym·pa·num/ (-num)

tympanum

also

timpanum

(tĭm′pə-nəm)
n. pl. tympa·na (-nə) or tympa·nums
1.
a. Anatomy See middle ear.
b. See eardrum.
2. Zoology A membranous external auditory structure, as in certain insects.
3. The diaphragm of a telephone.

tympanum

typanic cavity.

tympanum

1. The ear drum and the middle ear cavity.
2. the middle ear and its contents.

tympanum

see TYMPANIC MEMBRANE.

tympanum

1. the part of the cavity of the middle ear, in the temporal bone, just medial to the tympanic membrane.
2. the tympanic membrane itself.
References in periodicals archive ?
Otoscopic examination revealed that the right tympanic membrane was intact but that it was dark blue and almost black, indicating the presence of blood in the tympanum (figure, A).