cephaloorbital index

ceph·a·lo·or·bit·al in·dex

the ratio of the cubic content of the two orbits to that of the cranial cavity multiplied by 100.

ceph·a·lo·or·bit·al in·dex

(sefă-lō-ōrbi-tăl indeks)
Ratio of cubic content of the two orbits to that of the cranial cavity multiplied by 100.