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Definition of Macrocephalic
1. Adjective. Having an exceptionally large head and brain. 
Medical Definition of Macrocephalic
1. Macrocephalous Synonym: megacephalic. Origin: macro-+ G. Kephale, head (05 Mar 2000)
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1. Adjective. Having an exceptionally large head and brain. 
1. Macrocephalous Synonym: megacephalic. Origin: macro-+ G. Kephale, head (05 Mar 2000)