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saponinmore about saponin

saponin


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Saponin  \Sap"o*nin\,  n.  [L.  sapo,  -onis  soap:  cf  F.  saponine.] 
  (Chem.) 
  A  poisonous  glucoside  found  in  many  plants,  as  in  the  root  of 
  soapwort  ({Saponaria}),  in  the  bark  of  soap  bark 
  ({Quillaia}),  etc  It  is  extracted  as  a  white  amorphous 
  powder,  which  occasions  a  soapy  lather  in  solution,  and 
  produces  a  local  an[ae]sthesia.  Formerly  called  also 
  {struthiin},  {quillaiin},  {senegin},  {polygalic  acid},  etc 
  By  extension,  any  one  of  a  group  of  related  bodies  of  which 
  saponin  proper  is  the  type 
 
  From  WordNet  r  1.6  [wn]: 
 
  saponin 
  n  :  any  of  various  plant  glucosides  that  form  soapy  lathers  when 
  mixed  and  agitated  with  water;  used  in  detergents  and 
  foaming  agents  and  emulsifiers 




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