• WordNet 3.6
    • adj tympanic associated with the eardrum
    • adj tympanic resembling a drum
    • ***
Webster's Revised Unabridged Dictionary
    • Tympanic Like a tympanum or drum; acting like a drumhead; as, a tympanic membrane.
    • Tympanic (Anat) Of or pertaining to the tympanum.
    • n Tympanic (Anat) The tympanic bone.
    • ***
Century Dictionary and Cyclopedia
    • tympanic Of, pertaining to, or resembling a tympan or tympanum; similar to or acting like a drumhead.
    • tympanic In anatomy, of or pertaining to the tympanum: as, the tympanic cavity.
    • n tympanic A bone of the ear of man and mammals, supporting the tympanic membrane, generally annular or tubular, forming most of the meatus auditorius externus, or external auditory passage. Its outer extremity is known in human anatomy as the external auditory process; it is annular at birth, subsequently becoming elongated and cylindric.
    • n tympanic Below mammals, in animals in which the true tympanic is rudimentary or wanting, the quadrate or pedicellate bone, the representative of the malleus; the suspensorium of the lower jaw, or especially its uppermost piece, the hyomandibular or epitympanic: so called by some who suppose it to be the tympanic bone, from the fact that it in part supports the tympanic membrane. See quadrate, n., 3 , hyomandibular, epitympanic, and other compounds of tympanic there cited
    • n tympanic In ornithology, sometimes, the tympano-occipital, considered as the true representative in birds of the tympanic of a mammal.
    • ***
Chambers's Twentieth Century Dictionary
    • adjs Tympanic like a drum: pertaining to the tympanum
    • ***


Webster's Revised Unabridged Dictionary
See Tympanum
Chambers's Twentieth Century Dictionary
L.,—Gr. tympanon, typanon, a kettledrum—typtein, to strike.


In literature:

Turnbull has recorded two cases of perforation of the tympanic membrane from lumbricoides.
"Anomalies and Curiosities of Medicine" by George M. Gould
This tube is generally closed, the air space behind the tympanic membrane being thus cut off from the external air.
"The Dominion of the Air" by J. M. Bacon
The tympanic cavity communicates with the back part of the throat, by the Eustachian tube.
"A Practical Physiology" by Albert F. Blaisdell
A "receiving apparatus" is needed, and is supplied by the ear-drum, middle ear, or tympanic cavity (T.).
"Text Book of Biology, Part 1: Vertebrata" by H. G. Wells
Tympanal: applied to organs covered with a tympanum or stretched membrane supposed to function as ears.
"Explanation of Terms Used in Entomology" by John. B. Smith
The abdomen may increase suddenly in volume from accumulation of gas in tympanic colic.
"Special Report on Diseases of the Horse" by United States Department of Agriculture
Nothing remained now but to adjust the guides which would hold the cards on the tympan.
"The Adventures of Bobby Orde" by Stewart Edward White
If percussion is resorted to, the animal's chest will give a tympanic, drumlike sound.
"Special Report on Diseases of Cattle" by U.S. Department of Agriculture
He had a large tympanic membrane or "ear" on his ventral surface.
"Stamped Caution" by Raymond Zinke Gallun
The auditory bulla and the tympanic are divided by an internal partition.
"Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4" by Various

In news:

Cholesteatomas are believed to form as the result of poor eustachian tube function with resultant tympanic membrane retraction and a lack of normal epithelial migration.
When you hear a sound, vibrations in the ear are transmitted to the tympanic (TIM-PAN-ICK) membrane, or eardrum , and then to the inner ear, where they're converted to nerve impulses and sent to the brain.
Incidence of tympanic membrane perforation after intratympanic steroid treatment through myringotomy tubes.
The eardrum (tympanic membrane) separates the ear canal from the middle ear.
Juvenile xanthogranuloma of the tympanic membrane : A case report.
Incidence of tympanic membrane perforation after intratympanic steroid treatment through myringotomy tubes.
Assessments of the size of tympanic membrane perforations: A comparison of clinical estimations with video-otoscopic calculations.
Assessments of the size of tympanic membrane perforations: A comparison of clinical estimations with video- otoscopic calculations.
The frequency of adverse events related to the IT injection of steroids is low, with pain, short-lasting vertigo, otitis media, and tympanic perforations being the most common complications.
It appears that there is a significantly increased incidence of tympanic membrane perforations in this population.