eardrum

(redirected from eardrums)
Also found in: Dictionary, Thesaurus, Encyclopedia.

eardrum

 [ēr´drum]

tym·pan·ic mem·brane

[TA]
a thin tense membrane forming the greater part of the lateral wall of the tympanic cavity and separating it from the external acoustic meatus; it constitutes the boundary between the external and middle ears; it is a trilaminar membrane covered with skin on its external surface, mucosa in its internal surface, is covered on both surfaces with epithelium, and, in the tense part, has an intermediate layer of outer radial and inner circular collagen fibers.

eardrum

(îr′drŭm′)
n.
The thin, semitransparent, oval-shaped membrane that separates the middle ear from the external ear. Also called tympanic membrane, tympanum.

eardrum

eardrum

Tympanic membrane, see there.

tym·pan·ic mem·brane

(tim-pan'ik mem'brān) [TA]
A thin, tense covering that forms the greater part of the lateral wall of the tympanic cavity and separates it from the external acoustic meatus; it constitutes the boundary between the external and middle ear, is covered on both surfaces with epithelium, and in the tense part has an intermediate layer of outer radial and inner circular collagen fibers.
Synonym(s): membrana tympani [TA] , drum membrane, drum, drumhead, eardrum, myringa, myrinx.
[L. membrana tympani]

eardrum

The tympanic membrane that separates the inner end of the external auditory canal (the meatus) from the middle ear. The outer side of the drum is covered with thin skin and to the inner side is attached the malleus, first of the three tiny bones, the auditory ossicles.

eardrum

see TYMPANIC MEMBRANE.

Eardrum

A paper-thin covering stretching across the ear canal that separates the middle and outer ears.
Mentioned in: Hearing Aids

tym·pan·ic mem·brane

(tim-pan'ik mem'brān) [TA]
A thin tense membrane forming the greater part of the lateral wall of the tympanic cavity and separating it from the external acoustic meatus.
Synonym(s): eardrum.
[L. membrana tympani]

eardrum

see tympanic membrane.
References in periodicals archive ?
I woke up my fiance David shouting; 'Look at this blood,' and then the penny dropped, I must have burst my eardrum.
Systemic antibiotics versus topical treatments for chronically discharging ears with underlying eardrum perforations.
For chronic sufferers of altitude-related ear pain, they occasionally insert small permanent tubes in the eardrum to help ventilate the space.
The infected fluid, or pus, puts pressure on the eardrum, which turns red (this can be seen during an examination).
The air keeps the air pressure on the inside of your eardrum equal to the pressure on the outside of the eardrum.
Tubes in the eardrums should clear the middle ear fluid and return your child's hearing to normal.
Since the bone conduction headphones do not rely on a user's eardrums to transmit sounds, they can be positioned comfortably right outside the ear, preventing soreness and discomfort that often occurs from wearing conventional headphones.
fiance ting; ood,' and then the penny dropped, I must have burst my eardrum.
One can speculate that the long-term use of the antibiotic/steroid combination might have prevented these eardrums from healing by reducing the inflammatory response and thereby allowing the skin edges of the perforation to meet with the mucosal edges.
Our eardrums begin hurting whenever we hear a hackneyed cliche, a stale aphorism, or overblown oratory.
Sonomax has invented a unique expansion earpiece, the SonoCustom(R), which is a highly efficient gatekeeper between sounds and eardrums.
A NEW set of headphones designed to protect children's eardrums have a blast-free decibel level that only goes up to 85, which is less than a train whistle.