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arcsecond

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arcsecond


  1  definition  found 
 
  From  WordNet  r  1.6  [wn]: 
 
  arcsecond 
  n  :  a  60th  part  of  a  minute  of  arc;  "the  treasure  is  2  minutes 
  and  45  seconds  south  of  here"  [syn:  {second}] 




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