See Also: sphenoidal(dictionary)
sphenoidal(medicine)
sphenoidal spine(medicine)
sphenoidal sinus(medicine)
sphenoidal ridges(medicine)
sphenoidal herniation(medicine)
sphenoidal fontanel(medicine)
sphenoidal fissure(medicine)
sphenoidal conchae(medicine)
sphenoidal angle(medicine)

sphenoidal (iou)



sphenoidal adjective. E18.
[from (the same root as) prec. + -AL1.]
Anatomy. Of or pertaining to the sphenoid bone. E18.
Crystallography. Of or designating an open crystal form with two non-parallel faces and an axis of two-fold symmetry. M20.