As nouns the difference between terms and absorbtance
is that terms is while absorbtance is (physics) the ratio of the radiant flux absorbed by a body to that incident upon it.
terms
English
Noun
(head)
Statistics
*
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absorbtance
English
Noun
(
en noun)
(physics) The ratio of the radiant flux absorbed by a body to that incident upon it
Synonyms
* absorptance
See also
* absorbance