Fronto- pref. (Anat.) A combining form signifying relating to the forehead or the frontal bone; as, fronto-parietal, relating to the frontal and the parietal bones; fronto-nasal, etc.
... the third left frontal convolution of the brain through the fronto-parietal bone, and, in making the osteoplastic flap, I intend to leave a wide working margin above the size of the opening which may actually be necessary in order to reach the growth. It has got to be fully exposed at once. I can't afford to ... — 'Smiles' - A Rose of the Cumberlands • Eliot H. Robinson
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