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actinometer

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actinometer


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Actinometer  \Ac`ti*nom"e*ter\,  n.  [Gr.  ?,  ?,  ray  +  -meter] 
  a  An  instrument  for  measuring  the  direct  heating  power  of 
  the  sun's  rays. 
  b  An  instrument  for  measuring  the  actinic  effect  of  rays  of 
  light. 
 
  From  WordNet  r  1.6  [wn]: 
 
  actinometer 
  n  :  an  instrument  for  measuring  the  intensity  of  radiation 
  (usually  by  the  photochemical  effect) 




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