The Collaborative International Dictionary
Cephalostyle
Cephalostyle \Ceph"a*lo*style\ (s[e^]f"[.a]*l[-o]*st[imac]l), n. [Cephalo- + Gr. sty^los a pillar.] (Anat.) The anterior end of the notochord and its bony sheath in the base of cartilaginous crania.
Wiktionary
cephalostyle
n. (context anatomy English) The anterior end of the notochord and its bony sheath in the base of cartilaginous cranium.