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antrum

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antrum


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Antrum  \An"trum\,  n.;  pl  {Antra}.  [L.,  fr  Gr  ?.] 
  A  cavern  or  cavity,  esp.  an  anatomical  cavity  or  sinus. 
  --Huxley. 
 
  From  WordNet  r  1.6  [wn]: 
 
  antrum 
  n  :  a  natural  cavity  or  hollow  in  a  bone 




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