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emmetropia

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emmetropia


  1  definition  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Emmetropia  \Em`me*tro"pi*a\,  n.  [NL.,  fr  Gr  ?  in  measure, 
  proportioned,  suitable  (?  in  +  ?  measure)  +  ?,  ?,  eye.] 
  (Med.) 
  That  refractive  condition  of  the  eye  in  which  the  rays  of 
  light  are  all  brought  accurately  and  without  undue  effort  to 
  a  focus  upon  the  retina;  --  opposed  to  hypermetropia,  myopia, 
  an  astigmatism. 




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