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myelinmore about myelin

myelin


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Myelin  \My"e*lin\,  n.  [Gr.  ?  marrow.]  (Physiol.  Chem.) 
  a  A  soft  white  substance  constituting  the  medullary  sheats 
  of  nerve  fibers,  and  composed  mainly  of  cholesterin, 
  lecithin,  cerebrin,  albumin,  and  some  fat. 
  b  One  of  a  group  of  phosphorized  principles  occurring  in 
  nerve  tissue,  both  in  the  brain  and  nerve  fibers. 
 
  From  WordNet  r  1.6  [wn]: 
 
  myelin 
  n  :  a  white  fatty  substance  that  forms  a  medullary  sheath  around 
  the  axis  cylinder  of  some  nerve  fibers  [syn:  {myeline},  {medulla}] 




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