Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: absorbance  ub'zor-bun(t)s
  1. (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation
    - optical density, transmission density, photographic density

Derived forms: absorbances

Type of: denseness, density

Encyclopedia: Absorbance