spheno-occipital synchondrosis
noun
sphe·no-oc·cip·i·tal synchondrosis
ˌsfē-nō-äk-ˈsip-ət-ᵊl- 
: the cartilaginous junction between the basisphenoid and basioccipital bones of the mammalian skull that in humans is usually closed by the age of 25
Cite this Entry
“Spheno-occipital synchondrosis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/spheno-occipital%20synchondrosis. Accessed 29 Nov. 2025.
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