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tympanum    音标拼音: [t'ɪmpənəm]
n. 鼓膜;鼓室;中耳;振动膜

鼓膜;鼓室;中耳;振动膜

tympanum
n 1: the main cavity of the ear; between the eardrum and the
inner ear [synonym: {middle ear}, {tympanic cavity},
{tympanum}]
2: the membrane in the ear that vibrates to sound [synonym:
{eardrum}, {tympanum}, {tympanic membrane}, {myringa}]
3: a large hemispherical brass or copper percussion instrument
with a drumhead that can be tuned by adjusting the tension on
it [synonym: {kettle}, {kettledrum}, {tympanum}, {tympani},
{timpani}]

Tympanum \Tym"pa*num\, n.; pl. E. {Tympanums}, L. {Tympana}.
[L., a kettledrum, a drum or wheel in machines, the
triangular area in a pediment, the panel of a door, Gr.
ty`mpanon, ty`panon, fr. ? to strike, beat. See {Type}, and
cf. {Timbrel}.]
1. (Anat.)
(a) The ear drum, or middle ear. Sometimes applied
incorrectly to the tympanic membrane. See {Ear}.
(b) A chamber in the anterior part of the syrinx of birds.
[1913 Webster]

2. (Zool.) One of the naked, inflatable air sacs on the neck
of the prairie chicken and other species of grouse.
[1913 Webster]

3. (Arch.)
(a) The recessed face of a pediment within the frame made
by the upper and lower cornices, being usually a
triangular space or table.
(b) The space within an arch, and above a lintel or a
subordinate arch, spanning the opening below the arch.
[1913 Webster]

4. (Mech.) A drum-shaped wheel with spirally curved
partitions by which water is raised to the axis when the
wheel revolves with the lower part of the circumference
submerged, -- used for raising water, as for irrigation.
[1913 Webster]

90 Moby Thesaurus words for "tympanum":
Eustachian tube, allantoic membrane, amnion, amniotic sac, anvil,
arachnoid membrane, auditory apparatus, auditory canal,
auditory meatus, auditory nerve, auditory ossicles, auditory tube,
auricle, basement membrane, basilar membrane, bongo drum,
bony labyrinth, cauliflower ear, cochlea, conch, concha, conga,
conjuctiva, drum, drumhead, drumskin, drumstick, ear, ear lobe,
eardrum, endolymph, external ear, hammer, hymen, incus, inner ear,
jazz stick, kettle, kettledrum, lobe, lobule, lug, maidenhead,
malleus, mastoid process, membrana serosa, membrana tympana,
membrane, membranophone, meninges, meninx, middle ear, neurilemma,
organ of Corti, outer ear, oval window, pellicle, pericardium,
perilymph, perineurium, pinna, pleura, round window,
secondary eardrum, semicircular canals, serosa, shell, side drum,
snare, snare drum, stapes, stirrup, tabor, taboret, tabret,
tam-tam, tambourine, tenor drum, timbrel, timpani, tom-tom,
troll-drum, tymp stick, tympan, tympanic cavity, tympanic membrane,
tympanon, velum, vestibule, war drum


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  • Tympanum (architecture) - Wikipedia
    A tympanum (pl tympana; from Greek and Latin words meaning "drum") is the semi-circular or triangular decorative wall surface over an entrance, door or window, which is bounded by a lintel and an arch [1]
  • TYMPANUM Definition Meaning - Merriam-Webster
    The meaning of TYMPANUM is tympanic membrane tympanic membrane; middle ear; a thin tense membrane covering an organ of hearing of an insect… See the full definition
  • Tympanum | Roman, Gothic, Baroque | Britannica
    In Romanesque architecture, the tympanum constitutes the area between the lintel over a doorway and the arch above During the 11th and 12th centuries in Europe, tympana over church portals were decorated with intricate and stylized relief sculpture
  • TYMPANUM | definition in the Cambridge English Dictionary
    TYMPANUM meaning: 1 an eardrum (= a thin piece of skin inside the ear that moves backwards and forwards when sound… Learn more
  • Middle ear | Radiology Reference Article | Radiopaedia. org
    The middle ear or middle ear cavity, also known as tympanic cavity or tympanum (plural: tympanums tympana), is an air-filled chamber in the petrous part of the temporal bone It is separated from the external ear by the tympanic membrane, and from the inner ear by the medial wall of the tympanic cavity
  • Tympanum Architecture | Everything You Should Know
    The intricacies of tympanum architecture span centuries From classical to modern interpretations, showcasing detailed designs that captivate the eyes
  • Eardrum vs. Tympanum — What’s the Difference?
    The eardrum and tympanum refer to the same anatomical structure in the ear, responsible for transmitting sound vibrations to the inner ear
  • Eardrum: Anatomy, Function, and Treatment - Verywell Health
    The eardrum, also known as the tympanic membrane or tympanum, is a thin layer of skin stretched tight like a drum in the ear The eardrum separates the external (outer) ear from the middle ear and vibrates in response to sound waves
  • TYMPANUM Definition Meaning | Dictionary. com
    A few beggars lay under the great tympanum of Notre Dame’s doorway From Literature Built in the Biedermeier period of the 19th century, his summer residence was a wedding gift from his mother, which he then expanded and remodeled with neoclassical columns and tympana
  • Tympanum - Wikipedia
    Tympanum may refer to: Tympanum (architecture), an architectural element located within the arch or pediment; Tympanum (anatomy), a hearing organ gland in frogs and toads, a flat red oval on both sides of a frog's head; Tympanum, in biology, the eardrum; Tympanum, or tympanal organ, a hearing organ in insects





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