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coarctation

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coarctation


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Coarctation  \Co`arc*ta"tion\,  n.  [L.  coarctatio.] 
  1.  Confinement  to  a  narrow  space.  [Obs.]  --Bacon. 
 
  2.  Pressure;  that  which  presses.  [Obs.]  --Ray. 
 
  3.  (Med.)  A  stricture  or  narrowing,  as  of  a  canal,  cavity,  or 
  orifice. 
 
  From  WordNet  r  1.6  [wn]: 
 
  coarctation 
  n  :  (biology)  a  congenital  narrowing  of  the  aorta 




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