'macrocephaly' definitions:

Definition of 'macrocephaly'

(from WordNet)
noun
An abnormally large head; differs from hydrocephalus because there is no increased intracranial pressure and the overgrowth is symmetrical [syn: macrocephaly, megacephaly, megalocephaly]

Definition of 'macrocephaly'

From: GCIDE
  • macrocephaly \macrocephaly\ n. THe condition of having an unusually large head; it differs from hydrocephalus because there is no increase intracranial pressure and the overgrowth is symmetrical.
  • Syn: megacephaly, megalocephaly. [WordNet 1.5]