frontal bone(redirected from Frontal bones)
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A cranial bone consisting of a vertical portion corresponding to the forehead and a horizontal portion that forms the roofs of the orbital and nasal cavities.
(Anatomy) the bone forming the forehead and the upper parts of the orbits. It contains several air spaces
the broad front part of the skull, forming the forehead.
A bone of the skull, consisting of a part that corresponds to the forehead and a part that forms the roof of the eye sockets and cavities of the nose.
The forehead bone.
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|Noun||1.||frontal bone - the large cranial bone forming the front part of the cranium: includes the upper part of the orbits|
glabella, mesophyron - a smooth prominence of the frontal bone between and above the eyebrows; the most forward projecting point of the forehead in the midline at the level of the supraorbital ridges
metopion - the craniometric point midway between the frontal eminences of the skull
ophryon - the craniometric point in the midline of the forehead immediately above the orbits
membrane bone - any bone that develops within membranous tissue without previous cartilage formation; e.g. the clavicle and bones of the skull
frontal eminence - either prominence of the frontal bone above each orbit