舟状头畸形
Scaphocephaly \Scaph`o*ceph"a*ly\, n. [Gr. ska`fh a boat + kefalh` head.] (Anat.) A deformed condition of the skull, in which the vault is narrow, elongated, and more or less boat-shaped.
scaphocephaly n : congenital malformation of the skull which is long and narrow; frequently accompanied by mental retardation