ba·si·sphe·noid
ˌbā-səs-ˈfē-ˌnȯid 
variants
also basisphenoidal
: relating to or being the part of the base of the cranium that lies between the basioccipital and the presphenoid bones and that usually ossifies separately and becomes a part of the sphenoid bone only in the adult
: the basisphenoid bone
Cite this Entry
“Basisphenoid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/basisphenoid. Accessed 3 Nov. 2025.
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