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Related to molar absorption coefficient: Molar extinction coefficient, Beer lambert law


 (əb-zôrp′shən, -sôrp′-)
1. The act or process of absorbing or the condition of being absorbed.
2. A state of mental concentration.

[Latin absorptiō, absorptiōn-, from absorptus, past participle of absorbēre, to absorb; see absorb.]

ab·sorp′tive (-tĭv) adj.
ab′sorp·tiv′i·ty n.


(ˌæbsɔːpˈtɪvɪtɪ; -zɔːp-)
(General Physics) 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
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.absorptivity - (physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body
physical property - any property used to characterize matter and energy and their interactions
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
References in periodicals archive ?
Additionally, the reference dye DPI-T has a relatively red-shifted absorption maximum wavelength and greater molar absorption coefficient than BPI-T.
The concentration of DNA in stock solution was determined by UV absorption at 260 nm using a molar absorption coefficient, [[epsilon].sub.260] = 6600 L x [mol.sup.-1] x [cm.sup.-1] [30].
At 440 nm wavelength the phosphate-saline buffer (pH 7.36) provided a molar extinction coefficient (molar absorption coefficient and molar absorptivity) of e = 13114.8 liter/mole.