Found 2 items, similar to macrocephalous.
English → English (WordNet) Definition: macrocephalous macrocephalous adj : having an exceptionally large head and brain [syn: macrocephalic]
English → English (gcide) Definition: macrocephalous macrocephalic \mac`ro*ce*phal"ic\, macrocephalous \mac`ro*ceph"a*lous\, a. [Macro + Gr. kefalh` the head.] 1. Of or pertaining to macrocephaly; having an unusually large head. [1913 Webster] 2. (Bot.) Having the cotyledons of a dicotyledonous embryo confluent, and forming a large mass compared with the rest of the body. --Henslow. [1913 Webster]