(medicine) A dangerous form of bacterial meningitis caused by capsular group W.

(anatomy) Any of the several arteries supplying blood to the meninges of the brain and neighboring structures.

(pathology) meningitis

(anatomy) A branch of the first portion of the maxillary artery that is the largest artery supplying the dura mater, enters the cranium through the foramen spinosum, and divides into anterior and posterior branches in a groove in the greater wing of the sphenoid bone.