释义 |
cranial segment noun : any of three annular segments into which the bones of the cranium proper may be grouped: a. : an occipital segment consisting of the basioccipital, exoccipital, and supraoccipital bones b. : a parietal segment consisting of the basisphenoid, alisphenoid, and parietal bones c. : a frontal segment consisting of the presphenoid, orbitosphenoid, and frontal bones |