tympanic membrane — n. a thin membrane that separates the middle ear from the external ear and vibrates when struck by sound waves; eardrum … English World dictionary
tympanic membrane — Anat., Zool. eardrum. See diag. under ear. [1855 60] * * * ▪ anatomy also called eardrum, membrane in the human ear that receives sound vibrations from the outer air and transmits them to the auditory ossicles, which are tiny bones in the… … Universalium
Tympanic membrane — Just the ear drum. * * * tympanic membrane n a thin membrane separating the middle ear from the inner part of the external auditory canal that vibrates in response to sound energy and transmits the resulting mechanical vibrations to the… … Medical dictionary
tympanic membrane atelectasis — a complication of chronic serous otitis media in which the middle ear contains a viscous fluid and the tympanic membrane has become thin, atrophic, retracted, and adherent to middle ear structures; there is usually conductive hearing loss. Called … Medical dictionary
tympanic membrane — eardrum the membrane at the inner end of the external auditory meatus, separating the outer and middle ears. It is formed from the outer wall of the lining of the tympanic cavity and the skin that lines the external auditory meatus. When sound… … The new mediacal dictionary
tympanic membrane — noun the membrane in the ear that vibrates to sound • Syn: ↑eardrum, ↑tympanum, ↑myringa • Hypernyms: ↑membrane, ↑tissue layer • Hyponyms: ↑perforated eardrum … Useful english dictionary
tympanic membrane — noun Date: 1855 a thin membrane that closes externally the cavity of the middle ear and functions in the mechanical reception of sound waves and in their transmission to the site of sensory reception called also eardrum see ear illustration … New Collegiate Dictionary
tympanic membrane — ear drum, membrane in the ear that vibrates in reaction to sound … English contemporary dictionary
tympanic membrane — /tɪmˌpænɪk ˈmɛmbreɪn/ (say tim.panik membrayn) noun a membrane separating the tympanum or middle ear from the passage of the external ear; the eardrum …
tympanic membrane — noun eardrum … Wiktionary