Wordnet polsko-angielski 
                         (an abnormally large head
differs from hydrocephalus because there is no increased intracranial pressure and the overgrowth is symmetrical) 
macrocephaly, megacephaly, megalocephaly 
synonim: wielkogłowie
Wielki słownik medyczny polsko-angielski 2011 r., Anna Słomczewska
                        macrocephaly, macrocephalia