sphenoid bone(redirected from Os sphenoidum)
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A compound bone with winglike processes, situated at the base of the skull.
(Anatomy) the large butterfly-shaped compound bone at the base of the skull, containing a protective depression for the pituitary gland
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|Noun||1.||sphenoid bone - butterfly-shaped bone at the base of the skull|
crotaphion - the tip of the greater wing of the sphenoid bone
skull - the bony skeleton of the head of vertebrates
pterygoid process - two bony processes descending from the body of the sphenoid bone