inferior petrosal sinuses

A form of inferior petrosal sinus — The larger of the two petrosal sinuses that is situated inferiorly in a sulcus on each side formed by the junction of the petrous portion of the temporal bone and the basilar portion of the occipital bone and that extends from the posterior inferior end of the cavernous sinus through the jugular foramen to join the internal jugular vein of the same side.

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Meanings

noun
  1. pluralplural of inferior petrosal sinus
Cite this entry
APA

inferior petrosal sinuses. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/inferior%20petrosal%20sinuses

MLA

“inferior petrosal sinuses.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/inferior%20petrosal%20sinuses. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “inferior petrosal sinuses,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/inferior%20petrosal%20sinuses.

Source: inferior petrosal sinuses on Wiktionary, CC BY-SA 4.0.