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derrick

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derrick


  3  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Derrick  \Der"rick\,  n.  (Mining) 
  The  pyramidal  structure  or  tower  over  a  deep  drill  hole,  such 
  as  that  of  an  oil  well 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Derrick  \Der"rick\,  n.  [Orig.,  a  gallows,  from  a  hangman  named 
  Derrick.  The  name  is  of  Dutch  origin;  D.  Diederik  Dierryk 
  prop.  meaning,  chief  of  the  people;  cf  AS  pe['o]dric,  E. 
  Theodoric  G.  Dietrich.  See  {Dutch},  and  {Rich}.] 
  A  mast,  spar,  or  tall  frame,  supported  at  the  top  by  stays  or 
  guys,  with  suitable  tackle  for  hoisting  heavy  weights,  as 
  stones  in  building. 
 
  {Derrick  crane},  a  combination  of  the  derrick  and  the  crane, 
  having  facility  for  hoisting  and  also  for  swinging  the 
  load  horizontally. 
 
  From  WordNet  r  1.6  [wn]: 
 
  derrick 
  n  1:  a  framework  erected  over  an  oil  well  to  allow  drill  tubes  to 
  be  raised  and  lowered 
  2:  a  simple  crane  having  lifting  tackle  slung  from  a  boom 




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