demyelination

[ dee-mahy-uh-luh-ney-shuh n ]
/ ˌdi maɪ ə ləˈneɪ ʃən /

noun

loss of myelin from the nerve sheaths, as in multiple sclerosis.

Origin of demyelination

First recorded in 1930–35; de- + myelination

Medical definitions for demyelination

demyelination
[ dē-mī′ə-lə-nāshən ]

n.

The destruction or removal of the myelin sheath of a nerve fiber, as through disease.