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Tympanum
//ˈtɪm.pən.əm// noun
Definitions
Noun
- 1 A drum. archaic
- 2 a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it wordnet
- 3 Any of various anatomic structures in various animals with analogy to a drum head:; The eardrum (tympanic membrane, membrana tympanica).
"When he came around, the star sound was gone. The ringing it left in his tympana was a great confusion."
- 4 the membrane in the ear that vibrates to sound wordnet
- 5 Any of various anatomic structures in various animals with analogy to a drum head:; The main portion of the middle ear: the tympanic cavity (cavitas tympani).
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- 6 the main cavity of the ear; between the eardrum and the inner ear wordnet
- 7 Any of various anatomic structures in various animals with analogy to a drum head:; A thin tense membrane covering the hearing organ on the leg or body of some insects, sometimes adapted (as in cicadas) for producing sound.
- 8 Any of various anatomic structures in various animals with analogy to a drum head:; A membranous resonator in a sound-producing organ in frogs and toads.
- 9 Any of various anatomic structures in various animals with analogy to a drum head:; (in certain birds) The labyrinth at the bottom of the windpipe.
- 10 A vertical recessed triangular space between the sides of a pediment, typically decorated.
- 11 A vertical recessed triangular space between the sides of a pediment, typically decorated.; The recessed triangular space within an arch, and above a lintel or a subordinate arch, spanning the opening below the arch.
"It was a black-and-white picture of a Romanesque doorway, with flanking saints and a lively Last Judgement in the tympanum […]."
- 12 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.
Etymology
Borrowed from Latin tympanum (“a drum, timbrel, tambourine; the eardrum”). Doublet of timbre, timpani, timbal, and tymbal.
See also for "tympanum"
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