absorbance vs denseness

absorbance and denseness both are nouns.

Word	Noun	Adjective	Verb	Adverb
absorbance	Yes	No	No	No
denseness	Yes	No	No	No

As nouns, denseness is a hypernym of absorbance; that is, denseness is a word with a broader meaning than absorbance:

absorbance: (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
denseness: the amount per unit size

Other hypernyms of absorbance include density.

absorbance (noun)	denseness (noun)
(physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation	the amount per unit size
	the spatial property of being crowded together
	the quality of being mentally slow and limited