chiasmatic groove

noun

Medical Definition of chiasmatic groove

: a narrow transverse groove that lies near the front of the superior surface of the body of the sphenoid bone, is continuous with the optic foramen, and houses the optic chiasma

called also optic groove

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Dictionary Entries Near chiasmatic groove

chiasma

chiasmatic groove

chicken cholera

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Cite this Entry

“Chiasmatic groove.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/chiasmatic%20groove. Accessed 16 Sep. 2021.

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