cephalorrhachidian

ceph·a·lor·rha·chid·i·an

(sef'ă-lō-ra-kid'ē-an), Relating to the head and the spine. [cephalo- + G. rhachis, spine]

ceph·a·lor·rha·chid·i·an

(sefă-lō-ră-kidē-ăn) Relating to the head and the spine. [cephalo- + G. rhachis, spine]