platycephalic
/ˌplatɪsɪˈfalɪk/ /ˌplatɪkɛˈfalɪk/Chiefly Physical Anthropol.
adjective
Having a flat or broad head. Also Craniometry : (of a skull) broad or flattened at the top.
Origin
Mid 19th century; earliest use found in Saturday Review. From platy- + -cephalic. Compare French platycéphale, adjective.