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(General Physics) physics a measure of the light-absorbing ability of an object, expressed as the logarithm to base 10 of the reciprocal of the internal transmittance. See transmittance
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ab•sorb•ance(æbˈsɔr bəns, -ˈzɔr-)
the capacity of a substance to absorb radiation.
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|Noun||1.||absorbance - (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation|
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