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amnion

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amnion


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Amnion  \Am"ni*on\,  n.  [Gr.  ?  the  membrane  round  the  fetus,  dim. 
  of  ?  lamb.]  (Anat.) 
  A  thin  membrane  surrounding  the  embryos  of  mammals,  birds, 
  and  reptiles. 
 
  From  WordNet  r  1.6  [wn]: 
 
  amnion 
  n  :  thin  membranous  sac  enclosing  the  developing  embryo  in 
  higher  vertebrates  (Amniota)  [syn:  {amnios}] 




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