Definition of “myelin” - English Dictionary

british dictionary

“myelin” in British English

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myelinnoun [ U ]

uk /ˈmaɪə.lɪn/ us /ˈmaɪə.lɪn/ specialized

a substance containing a lot of fat that forms a covering around nerves, especially those in the brain, protecting them and helping them to send signals effectively:

The myelin sheath around the neuron is damaged.

(Definition of “myelin” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)