basilar venous plexus

bas·i·lar venous plex·us

[TA] a venous plexus on the clivus, connected with the cavernous and petrosal sinuses and the internal vertebral (epidural) venous plexus. Synonym(s): plexus venosus basilaris [TA], basilar sinus

bas·i·lar ve·nous plex·us

(basi-lăr vēnŭs pleksŭs) [TA] Located on the clivus, connected with the cavernous and petrosal sinuses and the internal vertebral (epidural) venous plexus.
Synonym(s): basilar sinus.