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breechblock

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breechblock


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Breechblock  \Breech"block\,  n. 
  The  movable  piece  which  closes  the  breech  of  a  breech-loading 
  firearm,  and  resists  the  backward  force  of  the  discharge.  It 
  is  withdrawn  for  the  insertion  of  a  cartridge,  and  closed 
  again  before  the  gun  is  fired. 
 
  From  WordNet  r  1.6  [wn]: 
 
  breechblock 
  n  :  a  metal  block  in  breech-loading  firearms  that  is  withdrawn 
  to  insert  a  cartridge  and  replaced  to  close  the  breech 
  before  firing  [syn:  {breech  closer}] 




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