encephalopathy

from WordNet (r) 3.0 (2006)

encephalopathy
    n 1: any disorder or disease of the brain [syn: {brain
         disorder}, {encephalopathy}, {brain disease}]

from The Collaborative International Dictionary of English v.0.48

Encephalopathy \En*ceph`a*lop"a*thy\, n. [Gr. 'egke`falos the
   brain + pa`schein, paqei^n, to suffer.] (Med.)
   Any disease or symptoms of disease referable to disorders of
   the brain; as, lead encephalopathy, the cerebral symptoms
   attending chronic lead poisoning.
   [1913 Webster]