jugum sphenoidale

(redirected from sphenoidal yoke)

ju·gum sphe·noi·da·'le

a plane surface on the sphenoid bone, in front of the sella turcica, connecting the two lesser wings, and forming part of the anterior cranial fossa and especially later in life, the roof of the anteriormost portion of the sphenoidal sinus.
Synonym(s): planum sphenoidale [TA], sphenoidal yoke