n :  an instrument for measuring cloudiness: as  a  :  a set of barium chloride or barium sulfate standards used for estimating the turbidity of a fluid and thereby the number of bacteria in suspension  b  :  an instrument for determining the concentration or particle size of suspensions by means of transmitted or reflected light neph*e*lo*met*ric adj 
 
 
 
Similar sounding terms:  neph·e·lom·e·try 
 
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