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Definition of Acoustic meatus
1. Noun. Either of the passages in the outer ear from the auricle to the tympanic membrane.
Exact synonyms: Auditory Canal, Auditory Meatus, Ear Canal, External Auditory Canal
Terms within: Auricular Point, Auriculare
Generic synonyms: Meatus
Group relationships: External Ear, Outer Ear
Terms within: Auricular Point, Auriculare
Generic synonyms: Meatus
Group relationships: External Ear, Outer Ear
Medical Definition of Acoustic meatus
1. The passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus. Synonym: meatus acusticus externus, acoustic meatus, antrum auris, auditory canal, external auditory meatus. (05 Mar 2000)
Lexicographical Neighbors of Acoustic Meatus
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