meningoencephalitis vs encephalomeningitis

meningoencephalitis and encephalomeningitis both are nouns.

Word	Noun	Adjective	Verb	Adverb
meningoencephalitis	Yes	No	No	No
encephalomeningitis	Yes	No	No	No

As nouns, meningoencephalitis and encephalomeningitis are synonyms defined as:

meningoencephalitis and encephalomeningitis: inflammation of the brain and spinal cord and their meninges

Other synonyms of meningoencephalitis include cerebromeningitis.

meningoencephalitis (noun)	encephalomeningitis (noun)
inflammation of the brain and spinal cord and their meninges	inflammation of the brain and spinal cord and their meninges