The Collaborative International Dictionary
Brachycephalous
Brachycephalic \Brach`y*ce*phal"ic\, Brachycephalous \Brach`y*ceph"a*lous\, a. [Gr. brachy`s short + ? head.] (Anat.) Having the skull short in proportion to its breadth; shortheaded; -- in distinction from dolichocephalic.
Wiktionary
brachycephalous
a. Relating to brachycephaly; brachycephalic.