encephalomyelitis
Concise Oxford English Dictionary © 2008 Oxford University Press:
encephalomyelitis /ɛnˌsɛf(ə)ləʊmʌɪəˈlʌɪtɪs, -ˌkɛf-/
▶noun Medicine inflammation of the brain and spinal cord, typically due to acute viral infection.
'encephalomyelitis' also found in these Oxford entries:

