spine of sphenoid bone

(redirected from processus spinosus)

spine of sphenoid bone

[TA]
a posterior and downward projection from the greater wing of the sphenoid bone on either side, located posterolateral to the foramen spinosum, so named for its proximity to this spine; gives attachment to the sphenomandibular ligament.

spine of sphe·noid bone

(spīn sfēnoyd bōn) [TA]
A posterior and downward projection from the greater wing of the sphenoid bone on either side, located posterolateral to the foramen spinosum, so named for its proximity to this spine; gives attachment to the sphenomandibular ligament.
Synonym(s): alar spine.
Full browser ?