(Of an organ) the surface which is upper or inner [vague term, upper/lower or inner/outer surface being preferred].
The front part of the head, where the eyes, nose and mouth are placed.
Front of the head, from the hairline to the chin, and including the forehead, eyes, nose, cheeks, and jaw.
The anterior part of the head from the forehead to the chin, extending laterally to but not including the ears.