Myeline

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  myelin \my"e*lin\, myeline \my"e*line\, n. [Gr. myelo`s marrow.]
     (Physiol. Chem.)
     (a) A soft white substance constituting the medullary sheaths
         of nerve fibers, and composed mainly of cholesterin,
         lecithin, cerebrin, protein, and some fat.
     (b) One of a group of phosphorized principles occurring in


         nerve tissue, both in the brain and nerve fibers.
         [1913 Webster]

From WordNet (r) 2.0 [wn]:

  myeline
       n : a white fatty substance that forms a medullary sheath around
           the axis cylinder of some nerve fibers [syn: {myelin}, {medulla}]