myelin sheath

noun

An envelope of myelin that surrounds nerve fibres.

Meanings

nounmyelin sheath (plural myelin sheaths)

plural myelin sheaths

  1. anatomyAn envelope of myelin that surrounds nerve fibres.

Synonyms & antonyms

nouna layer of myelin encasing (and insulating) the axons of medullated nerve fibers

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Arabic الغِمْدُ المَيَالِينيّ
  • الغِمْدُ المَيَالِينيّenvelope of myelin
Chinese Mandarin 髓鞘
  • 髓鞘 (suǐqiào)envelope of myelin
Czech myelinová pochva
  • myelinová pochvaenvelope of myelin
Finnish myeliinituppi
  • myeliinituppienvelope of myelin
French gaine de myéline
  • gaine de myélineenvelope of myelin
German Myelinhülle
  • Myelinhülleenvelope of myelin
Irish truaill mhiailineach
  • truaill mhiailineachenvelope of myelin
Italian guaina mielinica
  • guaina mielinicaenvelope of myelin
Japanese 髄鞘
  • 髄鞘 (zuishō)envelope of myelin
Portuguese bainha de mielina
  • bainha de mielinaenvelope of myelin
Romanian teacă de mielină
  • teacă de mielinăenvelope of myelin
Russian миели́новая оболо́чка
  • миели́новая оболо́чка (mijelínovaja obolóčka)envelope of myelin
Spanish vaina de mielina, capa de mielina
  • vaina de mielinaenvelope of myelin
  • capa de mielinaenvelope of myelin
Swedish myelinskida
  • myelinskidaenvelope of myelin
Cite this entry
APA

myelin sheath. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/myelin%20sheath

MLA

“myelin sheath.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/myelin%20sheath. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “myelin sheath,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/myelin%20sheath.

Source: myelin sheath on Wiktionary, CC BY-SA 4.0.