Anencephalic is the medical term meaning without a brain.
Macrocephaly means enlargement of the head.
Cerebellum means "little brain" in Latin which is situated near to the Cerebrum "Big Brain" in Latin.
Cerebrospinal is the medical term meaning pertaining to the brain (cerebrum) and the spine. For instance, cerebrospinal fluid is produced in the brain and flows around the brain and spinal cord.
Ataxic is the medical term meaning without muscular coordination.
neurocysticercosis
HydrocephalusHydrocephalus.
anencephalopathy
Avascular is the medical term meaning without blood vessels.
Wernicke's encephalopathy is the medical term meaning degenerative brain disorder caused by lack of thiamine.
encephelotomy
Anencephaly.
Meningitis is the medical term meaning inflammation of the tissue that encloses the spinal cord and brain.