absorptance

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noun ab·sorp·tance \əb-ˈsȯrp-tən(t)s, -ˈzȯrp-\

Definition of absorptance

  1. :  the ratio of the radiant energy absorbed by a body to that incident upon it

Origin and Etymology of absorptance

absorpt- (as in absorptive) + -ance


First Known Use: circa 1931


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