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absorptiometer

noun ab·sorp·ti·om·e·ter \ əb-ˌsȯrp-shē-ˈäm-ət-ər , -ˌzȯrp- , -tē-ˈäm- \

medical Definition of absorptiometer

1 : an instrument for measuring the reduction of pressure in a gas as it is absorbed by a liquid to determine the absorption rate
2 : a colorimeter for transparent fluids usually employing photoelectric means of comparison
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absorptiometric

play \-shē-ō-ˈme-trik, -tē-\ adjective

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