unmyelinated

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un·my·e·lin·at·ed

 (ŭn-mī′ə-lĭ-nā′tĭd)
adj.
Lacking a myelin sheath. Used of a nerve fiber.

unmyelinated

(ʌnˈmaɪəlɪˌneɪtɪd)
adj
(of a nerve fibre) not having a myelin sheath
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.unmyelinated - (of neurons) not myelinated
medullated, myelinated - (of neurons) covered with a layer of myelin
References in periodicals archive ?
Organisms enter through the olfactory neuroepithelium at the level of the cribriform plate and invade the amyelinic submucosal nervous plexus13.
6), Amyelinic nervous fibers in the neuropile were observed and some changes in the conformation of the myelin cover and altered mitochondria with loss of crests were also detected (FIG.