Tympana

Tympana
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. ?, ?, 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. (Zo["o]l.) 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]


The Collaborative International Dictionary of English. 2000.

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Look at other dictionaries:

  • tympana — tym·pa·na (tĭmʹpə nə) n. A plural of tympanum. * * * …   Universalium

  • Tympana — Tỵm|pa|na: Pl. von ↑ Tympanon, ↑ Tympanum. * * * Tỵm|pa|na: Pl. von ↑Tympanon, ↑Tympanum …   Universal-Lexikon

  • Tympana — Tym|pa|na: Plur. von ↑Tympanon u. ↑Tympanum …   Das große Fremdwörterbuch

  • tympana — tym·pa·num || tɪmpÉ™nÉ™m n. middle ear (Biology); eardrum, tympanic membrane (Biology); membrane covering a drum; triangular recess on a pediment or below an arch (Architecture); diaphragm in a telephone receiver …   English contemporary dictionary

  • tympana — plural form of tympanum …   English new terms dictionary

  • tympana — pl. of TYMPANUM …   Useful english dictionary

  • Тимпан- (Tympan-), Тимпано- (Tympana-) — приставка, обозначающая: 1. Барабанную перепонку. Например: тимпанэктомия (tympanectomy) хирургическая операция, заключающаяся в удалении барабанной перепонки. 2. Среднее ухо. Источник: Медицинский словарь …   Медицинские термины

  • ТИМПАН- (TYMPAN-), ТИМПАНО- — (tympana ) приставка, обозначающая: 1. Барабанную перепонку. Например: тимпанэктомия (tympanectomy) хирургическая операция, заключающаяся в удалении барабанной перепонки. 2. Среднее ухо …   Толковый словарь по медицине

  • TYMPANUM — I. TYMPANUM a τύπτω, i. e. percutio, quale fuerit, antiqua numismata indicant, in quorum aversa parte Cybele Mater Deûm Tympanum in sinu gerit, vel eidem innititur. Ex im ie descripsit Plinius de margaritis agens, l. 9. c. 35. Quibus una tantum… …   Hofmann J. Lexicon universale

  • Architecture of Cambodia — The period of Angkor is the period from approximately the latter half of the 8th century A.D. to the first half of the 15th century. If precise dates are required, the beginning may be set in 802 A.D., when the Khmer King Jayavarman II pronounced …   Wikipedia

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