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plethysmographmore about plethysmograph

plethysmograph


  1  definition  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Plethysmograph  \Pleth"ys*mo*graph\,  n.  [Gr.  ?  an  enlargement  + 
  -graph.]  (Physiol.) 
  An  instrument  for  determining  and  registering  the  variations 
  in  the  size  or  volume  of  a  limb,  as  the  arm  or  leg,  and  hence 
  the  variations  in  the  amount  of  blood  in  the  limb.  -- 
  {Pleth`ys*mo*graph"ic},  a. 




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