TYMPANUM Meaning and
Definition
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A tympanum is a term with multiple definitions depending on the context in which it is used. In anatomy, the tympanum refers to the middle ear, a small chamber located behind the eardrum that transmits sound vibrations to the inner ear through the ossicles, comprising the malleus, incus, and stapes. This delicate structure plays a crucial role in hearing and is responsible for amplifying and transmitting sound signals to the auditory nerve.
In architecture, a tympanum typically refers to the semi-circular or triangular space enclosed by an arch above the lintel of a doorway or window. This decorative feature is often adorned with sculptural reliefs or carvings, depicting religious or mythological scenes. Tympanums can be found in various architectural styles throughout history, such as Romanesque or Gothic, where they serve as ornamental elements that enhance the overall aesthetic of a building.
Additionally, the term "tympanum" can also be used to describe the thin, stretched membrane found in various organisms, particularly insects and arachnids, that aids in the detection of sound or vibration. This membrane is analogous to the eardrum in humans and acts as a sensory organ for perceiving auditory signals in these animals.
Overall, whether referring to a part of the ear, a feature of architecture, or a membrane in organisms, a tympanum is a significant element involved in the perception, transmission, or reception of sounds and vibrations.
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The ear-drum, the middle ear, the cavity in the petrous portion of the temporal bone which lodges the ossicles; it is closed externally by the membrana tympani, communicates with the nasopharynx through the Eustachian tube, and with the mastoid cells, and is lined with mucous membrane.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
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• In a printing press, the parchment frame on which the sheet of paper is laid before being turned over on the form of type to be printed.
• In anat., the middle cavity of the ear, familiarly called the drum of the ear; in arch., the naked face of a pediment, usually a triangular space or table in the corners or sides of an arch, often enriched with figures; the die of a pedestal; the panel of a door; a drum-shaped wheel with spirally-curved partitions, used for raising water for the purposes of irrigation.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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Etymology of TYMPANUM
The word "tympanum" originates from the Ancient Greek word "tumpanon", which referred to a hand-held drum. This Greek word was derived from the Proto-Indo-European root *tum-, meaning "to stretch" or "to bulge". Over time, the meaning of "tympanum" expanded to also include the architectural feature known as a tympanum, which is the triangular or semi-circular space between the lintel of a doorway and the arch above it.
Similar spelling words for TYMPANUM
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