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  1  definition  found 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
  Apneumona  \Ap*neu"mo*na\,  n.  pl  [NL.,  fr  Gr  'a  priv.  +  ?,  ?, 
  a  lung.]  (Zo["o]l.) 
  An  order  of  holothurians  in  which  the  internal  respiratory 
  organs  are  wanting;  --  called  also  {Apoda}  or  {Apodes}.