SCAPHOCEPHALY
scaphocephaly
(noun) congenital malformation of the skull which is long and narrow; frequently accompanied by mental retardation
Source: WordNet® 3.1
Etymology
Noun
scaphocephaly (uncountable)
(pathology) A congenital condition wherein the skull is flattened side-to-side.
Source: Wiktionary
Scaph`o*ceph"a*ly, n. Etym: [Gr. (Anat.)
Definition: A deformed condition of the skull, in which the vault is
narrow, clongated, and more or less boat-shaped.
Source: Webster’s Unabridged Dictionary 1913 Edition