absorptive
1. [ adjective ] having power or capacity or tendency to absorb or soak up (liquids)
Synonyms: absorbent
Examples:

"as absorbent as a sponge"

Related terms: nonabsorbent assimilating hygroscopic spongy thirsty spongelike absorbefacient absorbency
Similar spelling:   absorptivity
  absorption
  absorptance
  absorbate
  absorber
  absorbing
  absorbent
  absorbed