nephelometric

nephelometer

[nef-uh-lom-i-ter]
noun
1.
Bacteriology. an apparatus containing a series of barium chloride standards used to determine the number of bacteria in a suspension.
2.
Physical Chemistry. an instrument for studying the density of suspended particles in a liquid by measuring the degree to which the suspension scatters light.

Origin:
1880–85; nephel- (combining form representing Greek nephélē cloud; see nebula) + -o- + -meter

nephelometric [nef-uh-luh-me-trik] , nephelometrical, adjective
nephelometrically, adverb
nephelometry, noun
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World English Dictionary
nephelometer (ˌnɛfɪˈlɒmɪtə)
 
n
chem an instrument for measuring the size or density of particles suspended in a fluid
 
[C19 (in the sense: an instrument for measuring the cloudiness of the sky): from Greek nephelē cloud + -o- + -meter]
 
nephelometric
 
adj
 
nephe'lometry
 
n

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American Heritage
Medical Dictionary

nephelometer neph·e·lometer (něf'ə-lŏm'ĭ-tər)
n.
An apparatus used to measure the size and concentration of particles in a liquid by determining the amount of light scattered by the liquid.


neph'e·lo·met'ric (-lō-mět'rĭk) adj.
neph'e·lom'e·try n.
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