Medical Definition of External 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 External Acoustic Meatus

externalism
externalism
externalisms
externalities
externality
externality
externalization
externalize
externalized
externalizes
externalizing
externally
externals
external absorption
external acoustic foramen
external acoustic meatus (current term)
external acoustic pore
external anal sphincter
external angle
external aperture of cochlear canaliculus
external aperture of vestibular aqueduct
external arcuate fibres
external artery of nose
external auditory canal
external auditory foramen
external auditory meatus
external axis of eye
external base of skull
external body part
external branch of accessory nerve

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