a. (Anat.) Situated over, or in the upper part of, the occiput; of or pertaining to the supraoccipital bone. -- n. The supraoccipital bone. [ 1913 Webster ]

Supraoccipital bone (Anat.), a bone on the dorsal side of the great foramen of the skull, usually forming a part of the occipital in the adult, but distinct in the young. [ 1913 Webster ]