absorptivity

/ˌæbsɔːrpˈtɪvəti/
noun
  1. The ability of a material or substance to absorb something, such as liquid, light, or sound.
    • The absorptivity of the sponge makes it perfect for cleaning up spills.
    • The absorptivity of the soil determines how much rainwater it can hold.
    • Scientists measured the absorptivity of the new fabric to see how well it would block UV rays.
Synonyms
What does "absorptivity" mean? | whatsthatwordmean | whatsthatwordmean