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aculeus

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aculeus


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Aculeus  \A*cu"le*us\,  n.;  pl  {Aculei}.  [L.,  dim.  of  acus 
  needle.] 
  1.  (Bot.)  A  prickle  growing  on  the  bark,  as  in  some  brambles 
  and  roses.  --Lindley. 
 
  2.  (Zo["o]l.)  A  sting. 
 
  From  WordNet  r  1.6  [wn]: 
 
  aculeus 
  n  1:  a  stiff  sharp-pointed  plant  process 
  2:  a  sharp-pointed  process  especially  a  sting  of  a 
  hymenopterous  insect 




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