meningomyelitis

noun
me·​nin·​go·​my·​eli·​tis | \ -ˌmī-ə-ˈlīt-əs How to pronounce meningomyelitis (audio) \
plural meningomyelitides\ -​ə-​ˈlit-​ə-​ˌdēz How to pronounce meningomyelitides (audio) \

Medical Definition of meningomyelitis

: inflammation of the spinal cord and its enveloping membranes