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extract

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extract

 

  3  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Extract  \Ex"tract`\,  n. 
  1.  That  which  is  extracted  or  drawn  out 
 
  2.  A  portion  of  a  book  or  document,  separately  transcribed;  a 
  citation;  a  quotation. 
 
  3.  A  decoction,  solution,  or  infusion  made  by  drawing  out 
  from  any  substance  that  which  gives  it  its  essential  and 
  characteristic  virtue;  essence;  as  extract  of  beef; 
  extract  of  dandelion;  also  any  substance  so  extracted, 
  and  characteristic  of  that  from  which  it  is  obtained;  as 
  quinine  is  the  most  important  extract  of  Peruvian  bark. 
 
  4.  (Med.)  A  solid  preparation  obtained  by  evaporating  a 
  solution  of  a  drug,  etc.,  or  the  fresh  juice  of  a  plant; 
  --  distinguished  from  an  abstract.  See  {Abstract},  n.,  4. 
 
  5.  (Old  Chem.)  A  peculiar  principle  once  erroneously  supposed 
  to  form  the  basis  of  all  vegetable  extracts;  --  called 
  also  the  {extractive  principle}.  [Obs.] 
 
  6.  Extraction;  descent.  [Obs.]  --South. 
 
  7.  (Scots  Law)  A  draught  or  copy  of  writing;  certified  copy 
  of  the  proceedings  in  an  action  and  the  judgement  therein, 
  with  an  order  for  execution.  --Tomlins. 
 
  {Fluid  extract}  (Med.),  a  concentrated  liquid  preparation, 
  containing  a  definite  proportion  of  the  active  principles 
  of  a  medicinal  substance.  At  present  a  fluid  gram  of 
  extract  should  represent  a  gram  of  the  crude  drug. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Extract  \Ex*tract"\,  v.  t.  [imp.  &  p.  p.  {Extracted};  p.  pr  & 
  vb  n.  {Extracting}.]  [L.  extractus  p.  p.  of  extrahere  to 
  extract;  ex  out  +  trahere  to  draw.  See  {Trace},  and  cf 
  {Estreat}.] 
  1.  To  draw  out  or  forth;  to  pull  out  to  remove  forcibly  from 
  a  fixed  position,  as  by  traction  or  suction,  etc.;  as  to 
  extract  a  tooth  from  its  socket,  a  stump  from  the  earth,  a 
  splinter  from  the  finger. 
 
  The  bee  Sits  on  the  bloom  extracting  liquid  sweet. 
  --Milton. 
 
  2.  To  withdraw  by  expression,  distillation,  or  other 
  mechanical  or  chemical  process;  as  to  extract  an  essence. 
  Cf  {Abstract},  v.  t.,  6. 
 
  Sunbeams  may  be  extracted  from  cucumbers,  but  the 
  process  is  tedious. 
 
  3.  To  take  by  selection;  to  choose  out  to  cite  or  quote,  as 
  a  passage  from  a  book. 
 
  I  have  extracted  out  of  that  pamphlet  a  few 
  notorious  falsehoods.  --Swift. 
 
  {To  extract  the  root}  (Math.),  to  ascertain  the  root  of  a 
  number  or  quantity. 
 
  From  WordNet  r  1.6  [wn]: 
 
  extract 
  n  1:  a  solution  obtained  by  steeping  or  soaking  a  substance 
  (usually  in  water)  [syn:  {infusion}] 
  2:  a  passage  selected  from  a  larger  work  "he  presented  exerpts 
  from  William  James'  philosophical  writings"  [syn:  {excerpt}, 
  {selection}] 
  v  1:  draw  or  pull  out  usually  with  some  force  or  effort; 
  "extract  a  bad  tooth";  "take  out  a  splinter";  also  used 
  in  an  abstract  sense:  "extract  information  from  the 
  telegram"  [syn:  {pull  out},  {take  out},  {draw  out}] 
  2:  get  despite  difficulties  or  obstacles:  "I  extracted  a 
  promise  from  the  Dean  for  two  ne  positions" 
  3:  deduce  (a  principle)  or  construe  (a  meaning)  [syn:  {educe}, 
  {evoke},  {elicit},  {draw  out}] 
  4:  extract  by  distillation,  make  by  distillation  [syn:  {distill}, 
  {distil}] 
  5:  separate  (a  metal)  from  an  ore 
  6:  obtain  from  a  substance,  as  by  mechanical  action  as  of 
  coffee  [syn:  {press  out},  {express}] 
  7:  take  out  of  a  literary  work  in  order  to  cite  or  copy  [syn:  {excerpt}, 
  {take  out}] 
  8:  calculate  the  root  of  a  number




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