What does alisphenoid or alisphenoidal mean?
The definition of alisphenoid and alisphenoidal
Al`i*sphe”noid, Al`i*sphe*noid”al, a.
Etym: [L. ala wing + E. sphenoid.] (Anat.)

Pertaining to or forming the wing of the sphenoid; relating to a bone in the base of the skull, which in the adult is often consolidated with the sphenoid; as, alisphenoid bone; alisphenoid canal.