[TA] edge of a bone that articulates with the frontal bone. See: frontal border of parietal bone, frontal margin of sphenoid. Synonym(s): margo frontalis [TA], frontal margin
fron·tal bor·der
(frŏntăl bōrdĕr) [TA] Edge of a bone that articulates with frontal bone. See: frontal border of parietal bone