unmyelinated: Meaning and Definition of

un•my•e•li•nat•ed

Pronunciation: (un-mī'u-lu-nā"tid), [key]
— adj. Anat.
  1. pertaining to nerve fibers that are not covered with a myelin sheath.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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