circular sinus

noun

: a circular venous channel around the pituitary gland formed by the cavernous and intercavernous sinuses

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circular polarization
circular sinus
circulate
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Cite this Entry

“Circular sinus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/circular%20sinus. Accessed 31 Oct. 2025.

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