noun
an abnormally large head; differs from hydrocephalus because there is no increased intracranial pressure and the overgrowth is symmetrical
• Syn: ↑macrocephaly, ↑megacephaly
• Derivationally related forms: ↑macrocephalic (for: ↑macrocephaly)
• Hypernyms: ↑abnormality, ↑abnormalcy
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nounsee megalocephalic
Useful english dictionary. 2012.