pre·sphe·noid -ˈsfē-ˌnȯid 
: a presphenoid bone or cartilage usually united with the basisphenoid in the adult and in humans forming the anterior part of the body of the sphenoid
variants also presphenoidal
: indicating or relating to a median part of the vertebrate skull anterior to the basisphenoid
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“Presphenoid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.grautoblog.com/medical/presphenoid. Accessed 24 Apr. 2026.
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