basisphenoid
Webster's Dictionary (1913)
Ba′si·sphe′noid (…), Ba′si·sphe·noid′al (…) adjective
Origin: Basi- + sphenoid.
Anatomy Of or pertaining to that part of the base of the cranium between the basioccipital and the presphenoid, which usually ossifies separately in the embryo or in the young, and becomes a part of the sphenoid in the adult.
Ba′si·sphe′noid noun
Anatomy The basisphenoid bone.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54
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