absorpsjonskoeffisient

Etymology
, first part from, from , from both , from , from , from , + and from , from , from , from and , from.

Last part from, from , from both , from , from , from , from , from , perhaps from + and from , from both , from  , from  + and from , from , from earlier , from , from.

Noun

 * 1)  a coefficient which expresses absorbency