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counteract

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counteract


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Counteract  \Coun`ter*act"\  (koun`t?r-?kt"),  v.  t.  [imp.  &  p.  p. 
  {Counteracted};  p.  pr  &  vb  n.  {Counteracting}.] 
  To  act  in  opposition  to  to  hinder,  defeat,  or  frustrate,  by 
  contrary  agency  or  influence;  as  to  counteract  the  effect  of 
  medicines;  to  counteract  good  advice. 
 
  From  WordNet  r  1.6  [wn]: 
 
  counteract 
  v  1:  act  in  opposition  to  [syn:  {antagonize},  {antagonise}] 
  2:  oppose  or  check  by  a  counteraction  [syn:  {countercheck}] 
  3:  oppose  and  mitigate  the  effects  of  by  contrary  actions; 
  "This  will  counteract  the  foolish  actions  of  my 
  colleagues"  [syn:  {countervail},  {neutralize},  {counterbalance}] 
  4:  destroy  property  or  hinder  normal  operations;  "The 
  Resistance  sabotaged  railroad  operations  during  the  war" 
  [syn:  {sabotage},  {undermine},  {countermine},  {subvert},  {weaken}] 




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