sphenoidal sinus

A form of sphenoid sinus — A paranasal sinus contained within the body of the sphenoid bone.

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Meanings

nounsphenoidal sinus (plural sphenoidal sinuses)

plural sphenoidal sinuses

  1. alternativeAlternative form of sphenoid sinus.
Cite this entry
APA

sphenoidal sinus. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sphenoidal%20sinus

MLA

“sphenoidal sinus.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sphenoidal%20sinus. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sphenoidal sinus,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sphenoidal%20sinus.

Source: sphenoidal sinus on Wiktionary, CC BY-SA 4.0.