vestibular aqueduct

(redirected from Cotunnius aqueduct)

vestibular aq·ue·duct

[TA]
a bony canal running from the vestibule and opening on the posterior surface of the petrous portion of the temporal bone, giving passage to the endolymphatic duct and a small vein.

vestibular aqueduct

A small passage reaching from the vestibule to the posterior surface of the petrous section of the temporal bone.
Synonym: aqueductus vestibuli
See also: aqueduct

ves·tib·u·lar a·que·duct

(ves-tibyū-lăr ahkwĕ-dŭkt) [TA]
Bony canal running from vestibule and opening on posterior surface of petrous portion of temporal bone, giving passage to endolymphatic duct and a small vein.