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单词 tympanic
释义

tympanicadj.n.

Brit. /tɪmˈpanɪk/, U.S. /tɪmˈpænɪk/
Etymology: Formed as tympanal adj. and n. + -ic suffix; compare Greek τυμπανικός suffering from tympanites. So French tympanique, Portuguese timpanico, Spanish timpanico.
1.
a. Anatomy and Zoology. Of, pertaining to, or connected with the tympanum, or drum of the ear (as tympanic artery, tympanic bulla, tympanic cavity, tympanic membrane, tympanic muscle, tympanic nerve, tympanic ossicle, etc.); of the nature of a tympanum. tympanic bone, in mammals, a bone of annular to tubular form supporting the tympanic membrane and surrounding the external auditory meatus (in the adult forming part of the temporal bone); in lower vertebrates, one of several bones variously supposed to be homologous with this, esp. the quadrate bone, which supports the lower jaw. tympanic pedicle, the slender bone or series of bones by which the lower jaw is suspended in fishes. tympanic plate, tympanic ring, the tympanic bone of mammals.
ΘΚΠ
the world > life > the body > sense organ > hearing organ > parts of hearing organ > [adjective] > ear-drum
tympanic1808
tympanal1825
tympano-Eustachian1890
tympano-cervical1900
tympanomastoidc1900
tympanostapedial1900
1808 Med. & Physical Jrnl. 19 410 Other branches of the same nerve which supply the tympanic muscles.
1840 E. Wilson Anatomist's Vade Mecum (1842) 277 The Tympanic branch [of the glossopharyngeal nerve] is small.
1849 C. Lyell 2nd Visit U.S. (1850) II. 75 The convoluted tympanic bones..characteristic of cetaceans.
1851 G. F. Richardson Geol. (1855) viii. 308 The lower jaw is articulated to a tympanic bone as in reptiles.
1851 W. B. Carpenter Princ. Physiol. §825 The purpose of this Tympanic apparatus is..to receive the sonorous vibrations from the air, and to transmit them to the membranous wall of the labyrinth.
1860 J. Tyndall Glaciers of Alps 225 These aërial waves enter the external ear, meet..the so-called tympanic membrane.
1860 R. G. Mayne Expos. Lexicon Med. Sci. Tympanic Pedicle,..the large and long pedicle which supports the mandible in fishes,..subdivided into sometimes two or three, and commonly into four pieces.
1876 Nature 20 July 253/2 Sawing out the temporal bone,..and exposing the tympanic bulla.
1893 A. Newton et al. Dict. Birds: Pt. 1 180 The quadrate bone..in Mammals..is reduced and modified into the comparatively insignificant tympanic ring.
b. as n. Short for tympanic bone at sense 1a.
ΘΚΠ
the world > life > the body > structural parts > bone or bones > skull > parts of skull > [noun] > bones of ear > others
os orbiculare1698
orbicular bone1706
tympanic1851
opisthotic1865
prootic1866
tympanal1875
otolith1890
tegmen tympani1890
1851 G. F. Richardson Introd. Geol. (1855) 287 The lower jaw..is articulated to the upper jaw by a distinct bone (the tympanic).
1881 St. G. Mivart Cat 65 Between the anterior end of the tympanic and the post-glenoid process is a narrow chink..which transmits the chorda tympani nerve.
2. Pertaining to or resembling a drum; in Pathology tympanitic.
ΘΚΠ
the world > health and disease > ill health > a disease > disorders of internal organs > disorders of abdomen or diaphragm > [adjective] > distended
tympanical1623
tympanitical1656
meteorized1826
tympanitic1834
meteoristic1876
tympanic1891
society > leisure > the arts > music > musical instrument > percussion instrument > drum > [adjective]
tympanic1891
1891 Cent. Dict. (at cited word) Tympanic resonance, typanitic resonance.
3. Architecture. Pertaining to a tympanum.
ΘΚΠ
society > leisure > the arts > visual arts > architecture > column > [adjective] > relating to tympanum
tympanic1909
1909 Spectator 6 Nov. (Suppl.) 713/1 The ‘Doom’ often vividly depicted on the tympanic background, and the Saviour upon the cross in connexion with it.
This entry has not yet been fully updated (first published 1916; most recently modified version published online March 2022).
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adj.n.1808
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