Megacephalic

{ Meg′a‐ce‐phal″ic (mĕg′ȧ‐sē̍‐făl″ĭk), Meg′a‐ceph″a‐lous (–sĕf″ȧ‐lŭs) }, a. [Mega- + Gr. κεφαλή head.] (Biol.) Large headed; — applied to animals, and to plants when they have large flower heads.