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graphite

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graphite


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Graphite  \Graph"ite\,  n.  [Gr.  gra`fein  to  write:  cf  F. 
  graphite.  See  {Graphic}.]  (Min.) 
  Native  carbon  in  hexagonal  crystals,  also  foliated  or 
  granular  massive,  of  black  color  and  metallic  luster,  and  so 
  soft  as  to  leave  a  trace  on  paper.  It  is  used  for  pencils 
  (improperly  called  lead  pencils),  for  crucibles,  and  as  a 
  lubricator,  etc  Often  called  plumbago  or  black  lead. 
 
  {Graphite  battery}  (Elec.),  a  voltaic  battery  consisting  of 
  zinc  and  carbon  in  sulphuric  acid,  or  other  exciting 
  liquid. 
 
  From  WordNet  r  1.6  [wn]: 
 
  graphite 
  n  :  used  as  a  lubricant  and  as  a  moderator  in  nuclear  reactors 
  [syn:  {black  lead},  {plumbago}] 




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