absorptivity
[ ab-sawrp-tiv-i-tee, -zawrp- ]
/ ˈæb sɔrpˈtɪv ɪ ti, -zɔrp- /
noun Physics.
the property of a body that determines the fraction of incident radiation absorbed or absorbable by the body.
Origin of absorptivity
First recorded in 1860–65;
absorptive +
-ity
Words nearby absorptivity
British Dictionary definitions for absorptivity
absorptivity
/ (ˌæbsɔːpˈtɪvɪtɪ, -zɔːp-) /
noun
physics
a measure of the ability of a material to absorb radiation, equal to the internal absorptance of a homogeneous layer of the material under conditions in which the path of the radiation has unit length and the boundaries of the layer have no influence