frontal bone (redirected from os frontale)

frontal bone

n.

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.

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frontal bone,

n portion of the skull composed of two parts: the squama, or vertical piece, which forms the forehead, and the horizontal portion, which forms spaces for the eyes and nasal passages.

Frontal bone.

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frontal bone,

n a single cranial bone that forms the front of the skull from above the orbits posteriorly to a junction with the parietal bones at the coronal suture.