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absorptiometer

[ ab-sawrp-shee-om-i-ter, -zawrp- ]

noun

  1. a photoelectric instrument for measuring the concentration of a substance, as a transparent solution, by its absorption of monochromatic light.


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Other Words From

  • ab·sorp·ti·o·met·ric [ab-sawrp-shee-, uh, -, me, -trik, -zawrp-], adjective
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Word History and Origins

Origin of absorptiometer1

First recorded in 1875–80; absorpti(on) + -o- + -meter

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absorptanceabsorptiometry