exoccipital

a. [ Pref. ex- + occipital. ] (Anat.) Pertaining to a bone or region on each side of the great foremen of the skull. -- n. The exoccipital bone, which often forms a part of the occipital in the adult, but is usually distinct in the young.

a. [ Cf. F. occipital. ] (Anat.) Of or pertaining to the occiput, or back part of the head, or to the occipital bone. [ 1913 Webster ]

Occipital bone (Anat.), the bone which forms the posterior segment of the skull and surrounds the great foramen by which the spinal cord leaves the cranium. In the higher vertebrates it is usually composed of four bones, which become consolidated in the adult. --
Occipital point (Anat.), the point of the occiput in the mesial plane farthest from the ophryon. [ 1913 Webster ]