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The Collaborative International Dictionary
Suprasphenoidal

Suprasphenoidal \Su`pra*sphe*noid"al\, a. (Anat.) Situated above the sphenoidal bone; as, the suprasphenoidal appendage, or pituitary body.

Wiktionary
suprasphenoidal

a. (context anatomy English) Situated above the sphenoidal bone.