vein of vestibular aqueduct

vein of ves·tib·u·lar aq·ue·duct

[TA]
a small vein accompanying the endolymphatic duct; drains much of the vestibular portion of the labyrinth and terminates in the inferior petrosal sinus.
Synonym(s): vena aqueductus vestibuli [TA]

vein of ves·tib·u·lar aq·ue·duct

(vān ves-tib'yū-lăr ahk'wă-dŭkt) [TA]
A small vein accompanying the endolymphatic duct; it drains much of the vestibular portion of the labyrinth and terminates in the inferior petrosal sinus.