demyelinate

[ dih-mahy-uh-luh-neyt ]
/ dɪˈmaɪ ə ləˌneɪt /

verb (used with object), de·my·e·li·nat·ed, de·my·e·li·nat·ing.

to obliterate or remove the myelin sheath from (a nerve or nerves).

Origin of demyelinate

First recorded in 1960–65; de- + myelin + -ate1