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macroencephalyA brain weighing > 1800 g, due to expansion of any subdural component (e.g., cerebral tissue, liquid, blood, tumour) or storage disease.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
macroencephalyThe state of having an abnormally large brain.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005